Dell PowerConnect 7048P User manual

Dell PowerConnect
7000 Series Switch
User’s Configuration
Guide
Regulatory Models: PC7024, PC7024P,
PC7024F, PC7048, PC7048P, PC7048R, and
PC7048R-RA

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, 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: PC7024, PC7024P, PC7024F, PC7048, PC7048P, PC7048R, and PC7048R-RA
March 2011 Rev. A01

Contents 3
Contents
1 Introduction . . . . . . . . . . . . . . . . . . . . . . . 49
About This Document . . . . . . . . . . . . . . . . . . 49
Audience . . . . . . . . . . . . . . . . . . . . . . . . . 49
Document Conventions . . . . . . . . . . . . . . . . . 50
Additional Documentation. . . . . . . . . . . . . . . . 50
2 Switch Features . . . . . . . . . . . . . . . . . . . 51
System Management Features . . . . . . . . . . . . . 52
Multiple Management Options . . . . . . . . . . . 52
System Time Management . . . . . . . . . . . . . 52
Log Messages . . . . . . . . . . . . . . . . . . . 52
Integrated DHCP Server . . . . . . . . . . . . . . 53
Management of Basic Network Information. . . . 53
IPv6 Management Features . . . . . . . . . . . . 53
Dual Software Images . . . . . . . . . . . . . . . 53
File Management . . . . . . . . . . . . . . . . . . 54
Switch Database Management Templates. . . . . 54
Automatic Installation of Firmware and
Configuration . . . . . . . . . . . . . . . . . . . . 54
sFlow . . . . . . . . . . . . . . . . . . . . . . . . 55
SNMP Alarms and Trap Logs . . . . . . . . . . . . 55
CDP Interoperability through ISDP . . . . . . . . . 55
Remote Monitoring (RMON) . . . . . . . . . . . . 55

4Contents
Stacking Features . . . . . . . . . . . . . . . . . . . . 56
High Port Count . . . . . . . . . . . . . . . . . . . 56
Single IP Management . . . . . . . . . . . . . . . 56
Automatic Firmware Upgrade for New
Stack Members . . . . . . . . . . . . . . . . . . . 56
Stacking Compatibility with the
PowerConnect M6348 . . . . . . . . . . . . . . . 56
Master Failover with Transparent Transition . . . . 57
Nonstop Forwarding on the Stack . . . . . . . . . 57
Hot Add/Delete and Firmware
Synchronization . . . . . . . . . . . . . . . . . . . 57
Security Features . . . . . . . . . . . . . . . . . . . . 57
Configurable Access and Authentication
Profiles . . . . . . . . . . . . . . . . . . . . . . . 57
Password-Protected Management Access . . . . 58
Strong Password Enforcement . . . . . . . . . . . 58
TACACS+ Client . . . . . . . . . . . . . . . . . . . 58
RADIUS Support . . . . . . . . . . . . . . . . . . 58
SSH/SSL. . . . . . . . . . . . . . . . . . . . . . . 59
Inbound Telnet Control . . . . . . . . . . . . . . . 59
Denial of Service . . . . . . . . . . . . . . . . . . 59
Captive Portal . . . . . . . . . . . . . . . . . . . . 59
Dot1x Authentication (IEEE 802.1X) . . . . . . . . . 60
MAC-Based 802.1X Authentication . . . . . . . . . 60
Dot1x Monitor Mode . . . . . . . . . . . . . . . . 60
MAC-Based Port Security . . . . . . . . . . . . . 60
Access Control Lists (ACL) . . . . . . . . . . . . . 61
Time-Based ACLs . . . . . . . . . . . . . . . . . . 61
IP Source Guard (IPSG). . . . . . . . . . . . . . . 61
DHCP Snooping . . . . . . . . . . . . . . . . . . . 62
Dynamic ARP Inspection . . . . . . . . . . . . . . 62
Protected Ports (Private VLAN Edge). . . . . . . . 62

Contents 5
Green Technology Features . . . . . . . . . . . . . . . 63
Energy Detect Mode . . . . . . . . . . . . . . . . 63
Energy Efficient Ethernet . . . . . . . . . . . . . . 63
Power Utilization Reporting . . . . . . . . . . . . 63
Power over Ethernet (PoE) Plus Features . . . . . . . . 63
Power Over Ethernet (PoE) Plus
Configuration . . . . . . . . . . . . . . . . . . . . 63
PoE Plus Support . . . . . . . . . . . . . . . . . . 64
Switching Features . . . . . . . . . . . . . . . . . . . 64
Flow Control Support (IEEE 802.3x) . . . . . . . . . 64
Head of Line Blocking Prevention . . . . . . . . . 64
Jumbo Frames Support . . . . . . . . . . . . . . . 64
Auto-MDI/MDIX Support . . . . . . . . . . . . . . 64
VLAN-Aware MAC-based Switching. . . . . . . . 65
Back Pressure Support . . . . . . . . . . . . . . . 65
Auto Negotiation . . . . . . . . . . . . . . . . . . 65
Broadcast Storm Control . . . . . . . . . . . . . . 65
Port Mirroring. . . . . . . . . . . . . . . . . . . . 66
Static and Dynamic MAC Address Tables . . . . . 66
Link Layer Discovery Protocol (LLDP) . . . . . . . 66
Link Layer Discovery Protocol (LLDP) for
Media Endpoint Devices . . . . . . . . . . . . . . 66
Connectivity Fault Management
(IEEE 802.1ag) . . . . . . . . . . . . . . . . . . . . 67
Cisco Protocol Filtering. . . . . . . . . . . . . . . 67
DHCP Layer 2 Relay. . . . . . . . . . . . . . . . . 67
Virtual Local Area Network Supported Features . . . . 68
VLAN Support. . . . . . . . . . . . . . . . . . . . 68
Port-Based VLANs . . . . . . . . . . . . . . . . . 68
IP Subnet-based VLAN . . . . . . . . . . . . . . . 68
MAC-based VLAN . . . . . . . . . . . . . . . . . 68
IEEE 802.1v Protocol-Based VLANs . . . . . . . . 68

6Contents
GARP and GVRP Support . . . . . . . . . . . . . . 69
Voice VLAN . . . . . . . . . . . . . . . . . . . . . 69
Guest VLAN . . . . . . . . . . . . . . . . . . . . . 69
Double VLANs. . . . . . . . . . . . . . . . . . . . 69
Spanning Tree Protocol Features . . . . . . . . . . . . 70
Spanning Tree Protocol (STP) . . . . . . . . . . . 70
Spanning Tree Port Settings . . . . . . . . . . . . 70
Rapid Spanning Tree . . . . . . . . . . . . . . . . 70
Multiple Spanning Tree . . . . . . . . . . . . . . . 70
Bridge Protocol Data Unit (BPDU) Guard. . . . . . 71
BPDU Filtering . . . . . . . . . . . . . . . . . . . 71
Link Aggregation Features . . . . . . . . . . . . . . . . 71
Link Aggregation . . . . . . . . . . . . . . . . . . 71
Link Aggregate Control Protocol (LACP) . . . . . . 71
Routing Features . . . . . . . . . . . . . . . . . . . . . 72
Address Resolution Protocol (ARP) Table
Management . . . . . . . . . . . . . . . . . . . . 72
VLAN Routing . . . . . . . . . . . . . . . . . . . . 72
IP Configuration . . . . . . . . . . . . . . . . . . . 72
Open Shortest Path First (OSPF) . . . . . . . . . . 72
BOOTP/DHCP Relay Agent . . . . . . . . . . . . . 73
IP Helper and UDP Relay . . . . . . . . . . . . . . 73
Routing Information Protocol . . . . . . . . . . . . 73
Router Discovery . . . . . . . . . . . . . . . . . . 73
Routing Table . . . . . . . . . . . . . . . . . . . . 73
Virtual Router Redundancy Protocol (VRRP) . . . . 74
Tunnel and Loopback Interfaces . . . . . . . . . . 74
IPv6 Routing Features . . . . . . . . . . . . . . . . . . 74
IPv6 Configuration . . . . . . . . . . . . . . . . . 74
IPv6 Routes . . . . . . . . . . . . . . . . . . . . . 75

Contents 7
OSPFv3 . . . . . . . . . . . . . . . . . . . . . . . 75
DHCPv6 . . . . . . . . . . . . . . . . . . . . . . . 75
Quality of Service (QoS) Features . . . . . . . . . . . . 76
Differentiated Services (DiffServ) . . . . . . . . . 76
Class Of Service (CoS) . . . . . . . . . . . . . . . 76
Auto Voice over IP (VoIP). . . . . . . . . . . . . . 76
Internet Small Computer System Interface
(iSCSI) Optimization. . . . . . . . . . . . . . . . . 77
Layer 2 Multicast Features . . . . . . . . . . . . . . . 77
MAC Multicast Support. . . . . . . . . . . . . . . 77
IGMP Snooping . . . . . . . . . . . . . . . . . . . 77
IGMP Snooping Querier . . . . . . . . . . . . . . 78
MLD Snooping . . . . . . . . . . . . . . . . . . . 78
Multicast VLAN Registration . . . . . . . . . . . . 78
Layer 3 Multicast Features . . . . . . . . . . . . . . . 78
Distance Vector Multicast Routing Protocol . . . . 78
Internet Group Management Protocol . . . . . . . 79
IGMP Proxy . . . . . . . . . . . . . . . . . . . . . 79
Protocol Independent Multicast—Dense
Mode . . . . . . . . . . . . . . . . . . . . . . . . 79
Protocol Independent Multicast—Sparse
Mode . . . . . . . . . . . . . . . . . . . . . . . . 79
Protocol Independent Multicast—Source
Specific Multicast . . . . . . . . . . . . . . . . . 79
Protocol Independent Multicast IPv6 Support . . . 79
MLD/MLDv2 (RFC2710/RFC3810) . . . . . . . . . . 80
3 Hardware Overview. . . . . . . . . . . . . . . . . 81
PowerConnect 7000 Series Front Panel . . . . . . . . . 81
Switch Ports . . . . . . . . . . . . . . . . . . . . 84
Console Port . . . . . . . . . . . . . . . . . . . . 85

8Contents
Out-of-Band Management Port. . . . . . . . . . . 85
USB Port . . . . . . . . . . . . . . . . . . . . . . 85
Reset Button . . . . . . . . . . . . . . . . . . . . 86
Port and System LEDs . . . . . . . . . . . . . . . 86
Stack Master LED and Stack Number Display . . . 86
PowerConnect 7000 Series Back Panel . . . . . . . . . 87
Expansion Slots for Plug-in Modules . . . . . . . . 88
Power Supplies . . . . . . . . . . . . . . . . . . . 89
Ventilation System . . . . . . . . . . . . . . . . . 90
Locator LED . . . . . . . . . . . . . . . . . . . . . 90
LED Definitions . . . . . . . . . . . . . . . . . . . . . . 91
Port LEDs . . . . . . . . . . . . . . . . . . . . . . 91
Module LEDs . . . . . . . . . . . . . . . . . . . . 93
System LEDs . . . . . . . . . . . . . . . . . . . . 95
4 Using Dell OpenManage Switch
Administrator . . . . . . . . . . . . . . . . . . . . . 97
About Dell OpenManage Switch Administrator. . . . . 97
Starting the Application . . . . . . . . . . . . . . . . . 98
Understanding the Interface . . . . . . . . . . . . . . . 99
Defining Fields . . . . . . . . . . . . . . . . . . . . . 101
Understanding the Device View . . . . . . . . . . . . 102
Using the Device View Port Features. . . . . . . 102
Using the Device View Switch Locator
Feature . . . . . . . . . . . . . . . . . . . . . . 102

Contents 9
5 Using the Command-Line Interface. . . . 103
Accessing the Switch Through the CLI . . . . . . . . . 103
Console Connection . . . . . . . . . . . . . . . . 103
Telnet Connection . . . . . . . . . . . . . . . . . 104
Understanding Command Modes . . . . . . . . . . . . 105
Entering CLI Commands . . . . . . . . . . . . . . . . . 107
Using the Question Mark to Get Help . . . . . . . 107
Using Command Completion . . . . . . . . . . . . 108
Entering Abbreviated Commands . . . . . . . . . 108
Negating Commands . . . . . . . . . . . . . . . . 108
Understanding Error Messages . . . . . . . . . . 109
Recalling Commands from the History Buffer . . . 109
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

10 Contents
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
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
PowerConnect 7000 Series and M6348
Stacking Compatibility . . . . . . . . . . . . . . 137
How is the Management Unit Selected? . . . . . 137
Adding a Switch to the Stack . . . . . . . . . . . 138
Removing a Switch from the Stack . . . . . . . . 139
How is the Firmware Updated on the Stack?. . . 140
What is Stacking Standby? . . . . . . . . . . . . 140
What is Nonstop Forwarding? . . . . . . . . . . 140