Dell PowerEdge M420 User manual

Dell PowerConnect
M6220, M6348, M8024, and
M8024-k Switch
User’s Configuration
Guide
Regulatory Models: PCM6220, PCM6348,
PCM8024, and PCM8024-k

Notes and Cautions
NOTE: A NOTE indicates important information that helps you make better use of
your computer.
CAUTION: A CAUTION indicates potential damage to hardware or loss of data if
instructions are not followed.
____________
Information in this publication is subject to change without notice.
© 2011 Dell Inc. All rights reserved.
Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc.
is strictly forbidden.
Trademarks used in this text: Dell™, the DELL logo, PowerEdge™, EqualLogic™, PowerConnect™,
and OpenManage™ are trademarks of Dell Inc. Microsoft®, Windows®, Windows Server®, MS-
DOS®, and Windows Vista®are either trademarks or registered trademarks of Microsoft Corporation
in the United States and/or other countries. sFlow®is a registered trademark of InMon Corporation.
Cisco®is a registered trademark of Cisco Systems. Mozilla®and Firefox®are registered trademarks
of the Mozilla Foundation.
Other trademarks and trade names may be used in this publication to refer to either the entities claiming
the marks and names or their products. Dell Inc. disclaims any proprietary interest in trademarks and
trade names other than its own.
Regulatory Models: PCM6220, PCM6348, PCM8024, and PCM8024-k
March 2011 Rev. A00

Contents 3
Contents
1 Introduction . . . . . . . . . . . . . . . . . . . . . . . 49
About This Document . . . . . . . . . . . . . . . . . . 50
Audience . . . . . . . . . . . . . . . . . . . . . . . . . 50
Document Conventions . . . . . . . . . . . . . . . . . 50
Additional Documentation. . . . . . . . . . . . . . . . 51
2 Switch Features . . . . . . . . . . . . . . . . . . . 53
System Management Features . . . . . . . . . . . . . 54
Multiple Management Options . . . . . . . . . . . 54
Simple Mode . . . . . . . . . . . . . . . . . . . . 54
Port Aggregator. . . . . . . . . . . . . . . . . . . 55
System Time Management . . . . . . . . . . . . . 55
Log Messages . . . . . . . . . . . . . . . . . . . 55
Integrated DHCP Server . . . . . . . . . . . . . . 56
Management of Basic Network Information. . . . 56
IPv6 Management Features . . . . . . . . . . . . 56
Dual Software Images . . . . . . . . . . . . . . . 56
File Management . . . . . . . . . . . . . . . . . . 57
Switch Database Management Templates. . . . . 57
Automatic Installation of Firmware and
Configuration . . . . . . . . . . . . . . . . . . . . 57
sFlow . . . . . . . . . . . . . . . . . . . . . . . . 58
SNMP Alarms and Trap Logs . . . . . . . . . . . . 58
CDP Interoperability through ISDP . . . . . . . . . 58
Remote Monitoring (RMON) . . . . . . . . . . . . 58

4Contents
Stacking Features (PCM6220 and PCM6348 Only). . . . 59
High Port Count . . . . . . . . . . . . . . . . . . . 59
Single IP Management . . . . . . . . . . . . . . . 59
Automatic Firmware Upgrade for New Stack
Members . . . . . . . . . . . . . . . . . . . . . . 59
Stacking Compatibility with the
PowerConnect 7000 Series . . . . . . . . . . . . . 59
Master Failover with Transparent Transition . . . . 60
Nonstop Forwarding on the Stack . . . . . . . . . 60
Hot Add/Delete and Firmware
Synchronization . . . . . . . . . . . . . . . . . . . 60
Security Features . . . . . . . . . . . . . . . . . . . . 60
Configurable Access and Authentication
Profiles . . . . . . . . . . . . . . . . . . . . . . . 60
Password-Protected Management Access . . . . 61
Strong Password Enforcement . . . . . . . . . . . 61
TACACS+ Client . . . . . . . . . . . . . . . . . . . 61
RADIUS Support . . . . . . . . . . . . . . . . . . 61
SSH/SSL. . . . . . . . . . . . . . . . . . . . . . . 62
Inbound Telnet Control . . . . . . . . . . . . . . . 62
Denial of Service . . . . . . . . . . . . . . . . . . 62
Captive Portal . . . . . . . . . . . . . . . . . . . . 62
Dot1x Authentication (IEEE 802.1X) . . . . . . . . . 63
MAC-Based 802.1X Authentication . . . . . . . . . 63
Dot1x Monitor Mode . . . . . . . . . . . . . . . . 63
MAC-Based Port Security . . . . . . . . . . . . . 63
Access Control Lists (ACL) . . . . . . . . . . . . . 64
Time-Based ACLs . . . . . . . . . . . . . . . . . . 64
IP Source Guard (IPSG). . . . . . . . . . . . . . . 64
DHCP Snooping . . . . . . . . . . . . . . . . . . . 65
Dynamic ARP Inspection . . . . . . . . . . . . . . 65
Protected Ports (Private VLAN Edge). . . . . . . . 65

Contents 5
Switching Features . . . . . . . . . . . . . . . . . . . 66
Flow Control Support (IEEE 802.3x) . . . . . . . . . 66
Head of Line Blocking Prevention . . . . . . . . . 66
Alternate Store and Forward (ASF). . . . . . . . . 66
Jumbo Frames Support . . . . . . . . . . . . . . . 66
Auto-MDI/MDIX Support . . . . . . . . . . . . . . 66
VLAN-Aware MAC-based Switching. . . . . . . . 67
Back Pressure Support . . . . . . . . . . . . . . . 67
Auto Negotiation . . . . . . . . . . . . . . . . . . 67
Broadcast Storm Control . . . . . . . . . . . . . . 67
Port Mirroring. . . . . . . . . . . . . . . . . . . . 68
Static and Dynamic MAC Address Tables . . . . . 68
Link Layer Discovery Protocol (LLDP) . . . . . . . 68
Link Layer Discovery Protocol (LLDP) for
Media Endpoint Devices . . . . . . . . . . . . . . 68
Connectivity Fault Management
(IEEE 802.1ag) . . . . . . . . . . . . . . . . . . . . 69
Cisco Protocol Filtering. . . . . . . . . . . . . . . 69
DHCP Layer 2 Relay. . . . . . . . . . . . . . . . . 69
Virtual Local Area Network Supported Features . . . . 70
VLAN Support. . . . . . . . . . . . . . . . . . . . 70
Port-Based VLANs . . . . . . . . . . . . . . . . . 70
IP Subnet-based VLAN . . . . . . . . . . . . . . . 70
MAC-based VLAN . . . . . . . . . . . . . . . . . 70
IEEE 802.1v Protocol-Based VLANs . . . . . . . . 70
GARP and GVRP Support . . . . . . . . . . . . . . 71
Voice VLAN . . . . . . . . . . . . . . . . . . . . . 71
Guest VLAN . . . . . . . . . . . . . . . . . . . . . 71
Double VLANs . . . . . . . . . . . . . . . . . . . 71
Spanning Tree Protocol Features . . . . . . . . . . . . 72
Spanning Tree Protocol (STP) . . . . . . . . . . . 72
Spanning Tree Port Settings . . . . . . . . . . . . 72

6Contents
Rapid Spanning Tree . . . . . . . . . . . . . . . . 72
Multiple Spanning Tree . . . . . . . . . . . . . . . 72
Bridge Protocol Data Unit (BPDU) Guard. . . . . . 73
BPDU Filtering . . . . . . . . . . . . . . . . . . . 73
Link Aggregation Features . . . . . . . . . . . . . . . . 73
Link Aggregation . . . . . . . . . . . . . . . . . . 73
Link Aggregate Control Protocol (LACP) . . . . . . 73
Routing Features . . . . . . . . . . . . . . . . . . . . . 74
Address Resolution Protocol (ARP) Table
Management . . . . . . . . . . . . . . . . . . . . 74
VLAN Routing . . . . . . . . . . . . . . . . . . . . 74
IP Configuration . . . . . . . . . . . . . . . . . . . 74
Open Shortest Path First (OSPF) . . . . . . . . . . 74
BOOTP/DHCP Relay Agent . . . . . . . . . . . . . 75
IP Helper and UDP Relay . . . . . . . . . . . . . . 75
Routing Information Protocol . . . . . . . . . . . . 75
Router Discovery . . . . . . . . . . . . . . . . . . 75
Routing Table . . . . . . . . . . . . . . . . . . . . 75
Virtual Router Redundancy Protocol (VRRP) . . . . 76
Tunnel and Loopback Interfaces . . . . . . . . . . 76
IPv6 Routing Features . . . . . . . . . . . . . . . . . . 76
IPv6 Configuration . . . . . . . . . . . . . . . . . 76
IPv6 Routes . . . . . . . . . . . . . . . . . . . . . 77
OSPFv3 . . . . . . . . . . . . . . . . . . . . . . . 77
DHCPv6 . . . . . . . . . . . . . . . . . . . . . . . 77
Quality of Service (QoS) Features . . . . . . . . . . . . 78
Differentiated Services (DiffServ) . . . . . . . . . 78
Class Of Service (CoS) . . . . . . . . . . . . . . . 78
Auto Voice over IP (VoIP) . . . . . . . . . . . . . . 78

Contents 7
Priority-based Flow Control (PFC) . . . . . . . . . 79
Internet Small Computer System Interface
(iSCSI) Optimization. . . . . . . . . . . . . . . . . 79
Layer 2 Multicast Features . . . . . . . . . . . . . . . 80
MAC Multicast Support. . . . . . . . . . . . . . . 80
IGMP Snooping . . . . . . . . . . . . . . . . . . . 80
IGMP Snooping Querier . . . . . . . . . . . . . . 80
MLD Snooping . . . . . . . . . . . . . . . . . . . 80
Multicast VLAN Registration . . . . . . . . . . . . 81
Layer 3 Multicast Features . . . . . . . . . . . . . . . 81
Distance Vector Multicast Routing Protocol . . . . 81
Internet Group Management Protocol . . . . . . . 81
IGMP Proxy . . . . . . . . . . . . . . . . . . . . . 81
Protocol Independent Multicast—Dense
Mode . . . . . . . . . . . . . . . . . . . . . . . . 82
Protocol Independent Multicast—Sparse
Mode . . . . . . . . . . . . . . . . . . . . . . . . 82
Protocol Independent Multicast—Source
Specific Multicast . . . . . . . . . . . . . . . . . 82
Protocol Independent Multicast IPv6 Support . . . 82
MLD/MLDv2 (RFC2710/RFC3810) . . . . . . . . . . 82
3 Hardware Overview. . . . . . . . . . . . . . . . . 83
PowerConnect M6220, M6348, M8024, and
M8024-k Front Panel . . . . . . . . . . . . . . . . . . . 83
PowerConnect M6220 Front Panel . . . . . . . . . 83
PowerConnect M6348 Front Panel . . . . . . . . . 85
PowerConnect M8024 Front Panel . . . . . . . . . 86
PowerConnect M8024-k Front Panel . . . . . . . . 87
Console (RS-232) Port . . . . . . . . . . . . . . . . . . 87
Console Redirect . . . . . . . . . . . . . . . . . . 88

8Contents
Out-of-Band Management Port . . . . . . . . . . . . . 88
LED Definitions . . . . . . . . . . . . . . . . . . . . . . 89
Port LEDs . . . . . . . . . . . . . . . . . . . . . . 89
Module LEDs . . . . . . . . . . . . . . . . . . . . 91
System LEDs . . . . . . . . . . . . . . . . . . . . 93
4 Using Dell OpenManage Switch
Administrator . . . . . . . . . . . . . . . . . . . . . 95
About Dell OpenManage Switch Administrator. . . . . 95
Starting the Application . . . . . . . . . . . . . . . . . 96
Understanding the Interface . . . . . . . . . . . . . . . 97
Defining Fields . . . . . . . . . . . . . . . . . . . . . . 99
Understanding the Device View . . . . . . . . . . . . 100
Using the Device View Port Features. . . . . . . 100
5 Using the Command-Line Interface . . . . 101
Accessing the Switch Through the CLI . . . . . . . . 101
Console Connection. . . . . . . . . . . . . . . . 101
Telnet Connection. . . . . . . . . . . . . . . . . 102
Understanding Command Modes . . . . . . . . . . . 103
Entering CLI Commands . . . . . . . . . . . . . . . . 105
Using the Question Mark to Get Help. . . . . . . 105
Using Command Completion . . . . . . . . . . . 106
Entering Abbreviated Commands. . . . . . . . . 106
Negating Commands . . . . . . . . . . . . . . . 106
Understanding Error Messages . . . . . . . . . 107

Contents 9
Recalling Commands from the History Buffer . . . 107
Specifying Physical Ports . . . . . . . . . . . . . 108
6 Default Settings. . . . . . . . . . . . . . . . . . . 111
7 Setting the IP Address and Other
Basic Network Information . . . . . . . . . . 115
IP Address and Network Information Overview . . . . 115
What Is the Basic Network Information? . . . . . 115
Why Is Basic Network Information Needed? . . . 116
How Is Basic Network Information
Configured? . . . . . . . . . . . . . . . . . . . . . 117
What Is Out-of-Band Management and
In-Band Management? . . . . . . . . . . . . . . . 117
Default Network Information . . . . . . . . . . . . . . 119
Configuring Basic Network Information (Web) . . . . . 120
Out-of-Band Interface . . . . . . . . . . . . . . . 120
IP Interface Configuration (Default VLAN
IP Address) . . . . . . . . . . . . . . . . . . . . . 121
Route Entry Configuration (Switch Default
Gateway) . . . . . . . . . . . . . . . . . . . . . . 122
Domain Name Server. . . . . . . . . . . . . . . . 124
Default Domain Name . . . . . . . . . . . . . . . 125
Host Name Mapping . . . . . . . . . . . . . . . . 126
Dynamic Host Name Mapping . . . . . . . . . . . 127
Configuring Basic Network Information (CLI). . . . . . 128
Enabling the DHCP Client on the OOB Port. . . . . 128
Enabling the DHCP Client on the Default
VLAN . . . . . . . . . . . . . . . . . . . . . . . . 128
Managing DHCP Leases . . . . . . . . . . . . . . 129

10 Contents
Configuring Static Network Information on
the OOB Port . . . . . . . . . . . . . . . . . . . 130
Configuring Static Network Information on
the Default VLAN . . . . . . . . . . . . . . . . . 130
Configuring and Viewing Additional
Network Information . . . . . . . . . . . . . . . 131
Basic Network Information Configuration
Example . . . . . . . . . . . . . . . . . . . . . . . . 132
8 Managing a Switch Stack . . . . . . . . . . . 135
Stacking Overview . . . . . . . . . . . . . . . . . . . 135
Creating a PowerConnect M6220 Stack . . . . . 136
Creating a PowerConnect M6348 Stack . . . . . 137
PowerConnect 7000 Series and M6348
Stacking Compatibility . . . . . . . . . . . . . . 139
How is the Management Unit Selected? . . . . . 139
Adding a Switch to the Stack . . . . . . . . . . . 140
Removing a Switch from the Stack . . . . . . . . 141
How is the Firmware Updated on the Stack?. . . 142
What is Stacking Standby? . . . . . . . . . . . . 142
What is Nonstop Forwarding? . . . . . . . . . . 142
Switch Stack MAC Addressing and Stack
Design Considerations . . . . . . . . . . . . . . 145
NSF Network Design Considerations. . . . . . . 146
Why is Stacking Needed? . . . . . . . . . . . . 146
Default Stacking Values . . . . . . . . . . . . . . . . 147
Managing and Monitoring the Stack (Web) . . . . . . 148
Unit Configuration. . . . . . . . . . . . . . . . . 148
Stack Summary . . . . . . . . . . . . . . . . . . 150
Stack Firmware Synchronization . . . . . . . . . 151
Supported Switches . . . . . . . . . . . . . . . 152