HPP Enterprises FlexNetwork 7500 Series User manual

HPE FlexNetwork 7500 Switch Series
IP Multicast Configuration Guide
P
art number: 5200-1936
Software
version: 7500-CMW710-R7524
Document version: 6W100-20161230

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Contents
Multicast overview ·························································································1
Introduction to multicast·····································································································································1
Information transmission techniques··········································································································1
Multicast features·······································································································································3
Common notations in multicast··················································································································4
Multicast benefits and applications ············································································································4
Multicast models ················································································································································4
Multicast architecture·········································································································································5
Multicast addresses ···································································································································5
Multicast protocols ·····································································································································8
Multicast packet forwarding mechanism··········································································································10
Multicast support for VPNs·······························································································································11
Introduction to VPN instances··················································································································11
Multicast application in VPNs···················································································································12
Configuring IGMP snooping·········································································13
Overview··························································································································································13
IGMP snooping ports ·······························································································································13
How IGMP snooping works······················································································································15
IGMP snooping proxying··························································································································16
Protocols and standards ··························································································································17
Configuration restrictions and guidelines·································································································17
IGMP snooping configuration task list··············································································································17
IGMP snooping configuration task list for VLANs ····················································································18
IGMP configuration task list for VSIs········································································································18
Configuring basic IGMP snooping features ·····································································································19
Enabling IGMP snooping ·························································································································19
Specifying an IGMP snooping version·····································································································20
Setting the maximum number of IGMP snooping forwarding entries·······················································20
Configuring static multicast MAC address entries····················································································21
Setting the IGMP last member query interval ··························································································21
Configuring IGMP snooping port features········································································································22
Setting aging timers for dynamic ports·····································································································22
Configuring static ports ····························································································································23
Configuring a port as a simulated member host ······················································································24
Enabling fast-leave processing················································································································24
Disabling a port from becoming a dynamic router port ············································································25
Configuring the IGMP snooping querier···········································································································25
Configuration prerequisites······················································································································26
Enabling the IGMP snooping querier·······································································································26
Configuring parameters for IGMP general queries and responses··························································26
Enabling IGMP snooping proxying···················································································································27
Configuring parameters for IGMP messages···································································································27
Configuration prerequisites······················································································································27
Configuring the source IP address for IGMP messages··········································································28
Setting the 802.1p priority for IGMP messages ·······················································································29
Configuring IGMP snooping policies················································································································30
Configuring a multicast group policy········································································································30
Enabling multicast source port filtering ····································································································31
Enabling dropping unknown multicast data······························································································31
Enabling IGMP report suppression··········································································································32
Setting the maximum number of multicast groups on a port····································································32
Enabling multicast group replacement·····································································································33
Enabling host tracking······························································································································34
Displaying and maintaining IGMP snooping ····································································································34
IGMP snooping configuration examples ··········································································································36
Group policy and simulated joining configuration example (for VLANs)··················································36

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Static port configuration example (for VLANs)·························································································38
IGMP snooping querier configuration example (for VLANs)····································································40
IGMP snooping proxying configuration example (for VLANs)··································································43
IGMP snooping configuration example (for VXLANs)··············································································44
Troubleshooting IGMP snooping ·····················································································································49
Layer 2 multicast forwarding cannot function···························································································49
Multicast group policy does not work·······································································································50
Configuring PIM snooping············································································51
Overview··························································································································································51
Configuring PIM snooping································································································································52
Displaying and maintaining PIM snooping·······································································································53
PIM snooping configuration example···············································································································53
Network requirements······························································································································53
Configuration procedure···························································································································54
Verifying the configuration························································································································55
Troubleshooting PIM snooping ························································································································57
PIM snooping does not work on a Layer 2 device ···················································································57
Configuring multicast VLANs·······································································58
Overview··························································································································································58
Multicast VLAN configuration task list··············································································································60
Configuring a sub-VLAN-based multicast VLAN······························································································60
Configuration prerequisites······················································································································60
Configuration restrictions and guidelines·································································································60
Configuration procedure···························································································································61
Configuring a port-based multicast VLAN········································································································61
Configuration prerequisites······················································································································61
Configuring user port attributes················································································································61
Assigning user ports to a multicast VLAN································································································62
Setting the maximum number of multicast VLAN forwarding entries·······························································62
Displaying and maintaining multicast VLANs···································································································63
Multicast VLAN configuration examples ··········································································································63
Sub-VLAN-based multicast VLAN configuration example ·······································································63
Port-based multicast VLAN configuration example··················································································66
Configuring multicast routing and forwarding···············································70
Overview··························································································································································70
RPF check mechanism····························································································································70
Static multicast routes······························································································································72
Multicast forwarding across unicast subnets····························································································73
Configuration task list·······································································································································74
Enabling IP multicast routing····························································································································74
Configuring multicast routing and forwarding···································································································75
Configuring static multicast routes···········································································································75
Specifying the longest prefix match principle···························································································75
Configuring multicast load splitting···········································································································76
Configuring a multicast forwarding boundary···························································································76
Enabling multicast forwarding between sub-VLANs of a super VLAN·····························································76
Displaying and maintaining multicast routing and forwarding··········································································77
Configuration examples ···································································································································79
Changing an RPF route ···························································································································79
Creating an RPF route·····························································································································81
Multicast forwarding over a GRE tunnel···································································································82
Troubleshooting multicast routing and forwarding ···························································································85
Static multicast route failure·····················································································································85
Configuring IGMP························································································86
Overview··························································································································································86
IGMPv1 overview·····································································································································86
IGMPv2 enhancements····························································································································87
IGMPv3 enhancements····························································································································88

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IGMP SSM mapping ································································································································89
IGMP proxying ·········································································································································90
IGMP support for VPNs····························································································································91
Protocols and standards ··························································································································91
IGMP configuration task list ·····························································································································92
Configuring basic IGMP features·····················································································································92
Enabling IGMP·········································································································································92
Specifying an IGMP version·····················································································································93
Configuring a static group member··········································································································93
Configuring a multicast group policy········································································································93
Adjusting IGMP performance···························································································································94
Configuring IGMP query and response parameters·················································································94
Enabling fast-leave processing················································································································96
Configuring IGMP SSM mappings···················································································································97
Configuration prerequisites······················································································································97
Configuration procedure···························································································································97
Configuring IGMP proxying······························································································································97
Configuration prerequisites······················································································································97
Enabling IGMP proxying ··························································································································97
Enabling multicast forwarding on a non-querier interface········································································98
Configuring multicast load splitting on an IGMP proxy·············································································98
Enabling IGMP NSR ········································································································································99
Displaying and maintaining IGMP····················································································································99
IGMP configuration examples························································································································100
Basic IGMP features configuration examples························································································100
IGMP SSM mapping configuration example··························································································102
IGMP proxying configuration example···································································································105
Troubleshooting IGMP···································································································································106
No membership information on the receiver-side router········································································106
Inconsistent membership information on the routers on the same subnet·············································106
Configuring PIM·························································································108
Overview························································································································································108
PIM-DM overview···································································································································108
PIM-SM overview···································································································································110
BIDIR-PIM overview·······························································································································116
Administrative scoping overview············································································································119
PIM-SSM overview·································································································································121
Relationship among PIM protocols ········································································································122
PIM support for VPNs ····························································································································123
Protocols and standards ························································································································123
Configuring PIM-DM·······································································································································123
PIM-DM configuration task list ···············································································································124
Configuration prerequisites····················································································································124
Enabling PIM-DM···································································································································124
Enabling the state refresh feature··········································································································124
Configuring state refresh parameters·····································································································125
Configuring PIM-DM graft retry timer·····································································································125
Configuring PIM-SM·······································································································································126
PIM-SM configuration task list················································································································126
Configuration prerequisites····················································································································126
Enabling PIM-SM···································································································································126
Configuring an RP··································································································································127
Configuring a BSR ·································································································································129
Configuring multicast source registration·······························································································131
Configuring the switchover to SPT·········································································································132
Configuration restrictions and guidelines·······························································································132
BIDIR-PIM configuration task list ···········································································································132
Configuration prerequisites····················································································································133
Enabling BIDIR-PIM·······························································································································133
Configuring an RP··································································································································133
Configuring a BSR ·································································································································135

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Configuring PIM-SSM ····································································································································137
PIM-SSM configuration task list·············································································································138
Configuration prerequisites····················································································································138
Enabling PIM-SM···································································································································138
Configuring the SSM group range··········································································································138
Configuring common PIM features·················································································································139
Configuration task list·····························································································································139
Configuration prerequisites····················································································································139
Configuring a multicast source policy·····································································································139
Configuring a PIM hello policy················································································································140
Configuring PIM hello message options·································································································140
Configuring common PIM timers············································································································142
Setting the maximum size of a join or prune message ··········································································143
Enabling BFD for PIM ····························································································································143
Enabling PIM passive mode···················································································································143
Enabling PIM NSR·································································································································144
Enabling SNMP notifications for PIM·····································································································144
Setting a DSCP value for outgoing PIM messages················································································144
Displaying and maintaining PIM·····················································································································145
PIM configuration examples···························································································································145
PIM-DM configuration example··············································································································145
PIM-SM non-scoped zone configuration example ·················································································148
PIM-SM admin-scoped zone configuration example··············································································151
BIDIR-PIM configuration example··········································································································156
PIM-SSM configuration example············································································································160
Troubleshooting PIM······································································································································163
A multicast distribution tree cannot be correctly built·············································································163
Multicast data is abnormally terminated on an intermediate router························································164
An RP cannot join an SPT in PIM-SM····································································································164
An RPT cannot be built or multicast source registration fails in PIM-SM···············································164
Configuring MSDP·····················································································166
Overview························································································································································166
How MSDP works··································································································································166
MSDP support for VPNs ························································································································171
Protocols and standards ························································································································171
MSDP configuration task list··························································································································172
Configuring basic MSDP features··················································································································172
Configuration prerequisites····················································································································172
Enabling MSDP······································································································································172
Specifying an MSDP peer······················································································································173
Configuring a static RPF peer················································································································173
Configuring an MSDP peering connection·····································································································173
Configuration prerequisites····················································································································173
Configuring a description for an MSDP peer··························································································174
Configuring an MSDP mesh group ········································································································174
Controlling MSDP peering connections ·································································································174
Configuring SA message-related parameters································································································175
Configuration prerequisites····················································································································175
Enabling multicast data encapsulation in SA messages········································································175
Configuring the originating RP of SA messages····················································································176
Configuring SA request messages·········································································································176
Configuring SA message policies ··········································································································177
Configuring the SA cache mechanism···································································································178
Enabling MSDP NSR·····································································································································178
Displaying and maintaining MSDP·················································································································178
MSDP configuration examples·······················································································································179
PIM-SM inter-domain multicast configuration ························································································179
Inter-AS multicast configuration by leveraging static RPF peers···························································184
Anycast RP configuration·······················································································································188
SA message filtering configuration·········································································································192
Troubleshooting MSDP··································································································································195

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MSDP peers stay in disabled state········································································································196
No SA entries exist in the router's SA message cache··········································································196
No exchange of locally registered (S, G) entries between RPs·····························································196
Configuring multicast VPN·········································································197
Overview························································································································································197
MD VPN overview··································································································································198
Protocols and standards ························································································································201
How MD VPN works·······································································································································201
Default-MDT establishment····················································································································202
Default-MDT-based delivery ··················································································································205
MDT switchover ·····································································································································208
Inter-AS MD VPN···································································································································209
Configuration restrictions and guidelines·······································································································212
Multicast VPN configuration task list··············································································································212
Configuring MD VPN······································································································································213
Configuration prerequisites····················································································································213
Enabling IP multicast routing for a VPN instance···················································································213
Creating an MD for a VPN instance·······································································································214
Create an MD address family·················································································································214
Specifying the default-group ··················································································································215
Specifying the MD source interface ·······································································································215
Configuring MDT switchover parameters·······························································································216
Configuring the RPF vector feature········································································································216
Enabling data-group reuse logging········································································································217
Configuring BGP MDT ···································································································································217
Configuration prerequisites····················································································································217
Configuring BGP MDT peers or peer groups·························································································217
Configuring a BGP MDT route reflector·································································································218
Displaying and maintaining multicast VPN·····································································································219
Multicast VPN configuration examples···········································································································219
Intra-AS MD VPN configuration example·······························································································219
MD VPN inter-AS option B configuration example·················································································233
MD VPN inter-AS option C configuration example·················································································247
Troubleshooting MD VPN ······························································································································260
A default-MDT cannot be established····································································································260
An MVRF cannot be created··················································································································260
Configuring MLD snooping ········································································262
Overview························································································································································262
MLD snooping ports·······························································································································262
How MLD snooping works ·····················································································································264
MLD snooping proxying ·························································································································265
Protocols and standards ························································································································266
Configuration restrictions and guidelines·······································································································266
MLD snooping configuration task list·············································································································267
MLD snooping configuration task list for VLANs····················································································267
MLD snooping configuration task list for VSIs························································································267
Configuring basic MLD snooping features·····································································································268
Enabling MLD snooping·························································································································268
Specifying an MLD snooping version·····································································································269
Setting the maximum number of MLD snooping forwarding entries ······················································270
Configuring static IPv6 multicast MAC address entries ·········································································270
Setting the MLD last listener query interval····························································································271
Configuring MLD snooping port features ·······································································································271
Setting aging timers for dynamic ports···································································································272
Configuring static ports ··························································································································272
Configuring a port as a simulated member host ····················································································273
Enabling fast-leave processing··············································································································273
Disabling a port from becoming a dynamic router port ··········································································274
Configuring the MLD snooping querier ··········································································································275
Configuration prerequisites····················································································································275

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Enabling the MLD snooping querier·······································································································275
Configuring parameters for MLD general queries and responses ·························································276
Enabling MLD snooping proxying ··················································································································276
Configuring parameters for MLD messages ··································································································277
Configuration prerequisites····················································································································277
Configuring source IPv6 addresses for MLD messages········································································277
Setting the 802.1p priority for MLD messages·······················································································279
Configuring MLD snooping policies················································································································279
Configuring an IPv6 multicast group policy····························································································280
Enabling IPv6 multicast source port filtering··························································································280
Enabling dropping unknown IPv6 multicast data ···················································································281
Enabling MLD report suppression··········································································································282
Setting the maximum number of IPv6 multicast groups on a port··························································282
Enabling IPv6 multicast group replacement···························································································282
Enabling host tracking····························································································································283
Displaying and maintaining MLD snooping····································································································284
MLD snooping configuration examples··········································································································285
IPv6 group policy and simulated joining configuration example (for VLANs)·········································285
Static port configuration example (for VLANs)·······················································································287
MLD snooping querier configuration example (for VLANs)····································································290
MLD snooping proxying configuration example (for VLANs) ·································································293
MLD snooping configuration example (for VXLANs)··············································································294
Troubleshooting MLD snooping·····················································································································299
Layer 2 multicast forwarding cannot function·························································································299
IPv6 multicast group policy does not work·····························································································300
Configuring IPv6 PIM snooping ·································································301
Overview························································································································································301
Configuring IPv6 PIM snooping······················································································································302
Displaying and maintaining IPv6 PIM snooping·····························································································303
IPv6 PIM snooping configuration example (for VLANs)·················································································303
Network requirements····························································································································303
Configuration procedure·························································································································304
Verifying the configuration······················································································································306
Troubleshooting IPv6 PIM snooping··············································································································307
IPv6 PIM snooping does not work on a Layer 2 device·········································································307
Configuring IPv6 multicast VLANs·····························································308
Overview························································································································································308
IPv6 multicast VLAN configuration task list····································································································310
Configuring a sub-VLAN-based IPv6 multicast VLAN ···················································································310
Configuration prerequisites····················································································································310
Configuration guidelines·························································································································310
Configuration procedure·························································································································311
Configuring a port-based IPv6 multicast VLAN······························································································311
Configuration prerequisites····················································································································311
Configuring user port attributes··············································································································311
Assigning user ports to an IPv6 multicast VLAN····················································································312
Setting the maximum number of IPv6 multicast VLAN forwarding entries·····················································312
Displaying and maintaining IPv6 multicast VLANs·························································································313
IPv6 multicast VLAN configuration examples ································································································313
Sub-VLAN-based IPv6 multicast VLAN configuration example·····························································313
Port-based IPv6 multicast VLAN configuration example········································································316
Configuring IPv6 multicast routing and forwarding·····································320
Overview························································································································································320
RPF check mechanism··························································································································320
IPv6 multicast forwarding across IPv6 unicast subnets·········································································322
Configuration task list·····································································································································322
Enabling IPv6 multicast routing······················································································································322
Configuring IPv6 multicast routing and forwarding·························································································323
Specifying the longest prefix match principle·························································································323

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Configuring IPv6 multicast load splitting ································································································323
Configuring an IPv6 multicast forwarding boundary···············································································323
Enabling IPv6 multicast forwarding between sub-VLANs of a super VLAN···········································324
Displaying and maintaining IPv6 multicast routing and forwarding································································324
IPv6 multicast routing and forwarding configuration example········································································326
Network requirements····························································································································326
Configuration procedure·························································································································327
Verifying the configuration······················································································································328
Configuring MLD························································································330
Overview························································································································································330
How MLDv1 works·································································································································330
MLDv2 enhancements···························································································································332
MLD SSM mapping································································································································333
MLD proxying·········································································································································334
MLD support for VPNs···························································································································334
Protocols and standards ························································································································334
MLD configuration task list·····························································································································335
Configuring basic MLD features·····················································································································335
Enabling MLD·········································································································································335
Specifying an MLD version ····················································································································336
Configuring a static group member········································································································336
Configuring an IPv6 multicast group policy····························································································336
Adjusting MLD performance···························································································································337
Configuring MLD query and response parameters················································································337
Enabling fast-leave processing··············································································································339
Configuring MLD SSM mappings···················································································································339
Configuration prerequisites····················································································································340
Configuration procedure·························································································································340
Configuring MLD proxying······························································································································340
Configuration prerequisites····················································································································340
Enabling MLD proxying··························································································································340
Enabling IPv6 multicast forwarding on a non-querier interface······························································341
Configuring IPv6 multicast load splitting on an MLD proxy····································································341
Enabling MLD NSR········································································································································342
Displaying and maintaining MLD····················································································································342
MLD configuration examples··························································································································342
Basic MLD features configuration examples··························································································342
MLD SSM mapping configuration example····························································································345
MLD proxying configuration example·····································································································347
Troubleshooting MLD·····································································································································349
No member information exists on the receiver-side router ····································································349
Inconsistent membership information on the routers on the same subnet·············································349
Configuring IPv6 PIM·················································································350
Overview························································································································································350
IPv6 PIM-DM overview···························································································································350
IPv6 PIM-SM overview···························································································································352
IPv6 BIDIR-PIM overview·······················································································································358
IPv6 administrative scoping overview····································································································361
IPv6 PIM-SSM overview ························································································································363
Relationship among IPv6 PIM protocols································································································364
IPv6 PIM support for VPNs····················································································································365
Protocols and standards ························································································································365
Configuring IPv6 PIM-DM······························································································································365
IPv6 PIM-DM configuration task list·······································································································366
Configuration prerequisites····················································································································366
Enabling IPv6 PIM-DM···························································································································366
Enabling the state refresh feature··········································································································366
Configuring state refresh parameters·····································································································367
Configuring IPv6 PIM-DM graft retry timer·····························································································367
Configuring IPv6 PIM-SM·······························································································································368

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IPv6 PIM-SM configuration task list ·······································································································368
Configuration prerequisites····················································································································368
Enabling IPv6 PIM-SM···························································································································368
Configuring an RP··································································································································369
Configuring a BSR ·································································································································371
Configuring IPv6 multicast source registration·······················································································373
Configuring the switchover to SPT·········································································································374
Configuring IPv6 BIDIR-PIM ··························································································································374
Configuration restrictions and guidelines·······························································································374
IPv6 BIDIR-PIM configuration task list···································································································374
Configuration prerequisites····················································································································375
Enabling IPv6 BIDIR-PIM·······················································································································375
Configuring an RP··································································································································375
Configuring a BSR ·································································································································377
Configuring IPv6 PIM-SSM····························································································································379
IPv6 PIM-SSM configuration task list·····································································································379
Configuration prerequisites····················································································································380
Enabling IPv6 PIM-SM···························································································································380
Configuring the IPv6 SSM group range ·································································································380
Configuring common IPv6 PIM features ········································································································381
Configuration task list·····························································································································381
Configuration prerequisites····················································································································381
Configuring an IPv6 multicast source policy ··························································································381
Configuring an IPv6 PIM hello policy ·····································································································382
Configuring IPv6 PIM hello message options ························································································382
Configuring common IPv6 PIM timers····································································································383
Setting the maximum size of a join or prune message ··········································································385
Enabling BFD for IPv6 PIM····················································································································385
Enabling IPv6 PIM passive mode ··········································································································385
Enabling IPv6 PIM NSR·························································································································386
Enabling SNMP notifications for IPv6 PIM·····························································································386
Displaying and maintaining IPv6 PIM·············································································································387
IPv6 PIM configuration examples···················································································································387
IPv6 PIM-DM configuration example······································································································387
IPv6 PIM-SM non-scoped zone configuration example·········································································390
IPv6 PIM-SM admin-scoped zone configuration example ·····································································393
IPv6 BIDIR-PIM configuration example··································································································399
IPv6 PIM-SSM configuration example ···································································································403
Troubleshooting IPv6 PIM······························································································································406
A multicast distribution tree cannot be correctly built·············································································406
IPv6 multicast data is abnormally terminated on an intermediate router ···············································406
An RP cannot join an SPT in IPv6 PIM-SM ···························································································407
An RPT cannot be built or IPv6 multicast source registration fails in IPv6 PIM-SM·······························407
Document conventions and icons······························································408
Conventions···················································································································································408
Network topology icons··································································································································409
Support and other resources ·····································································410
Accessing Hewlett Packard Enterprise Support·····························································································410
Accessing updates·········································································································································410
Websites ················································································································································411
Customer self repair·······························································································································411
Remote support······································································································································411
Documentation feedback ·······················································································································411
Index··········································································································413