Users Guide

Option 82.......................................................................................................................................................................... 75
Releasing and Renewing DHCP-based IP Addresses.................................................................................................. 76
Viewing DHCP Statistics and Lease Information......................................................................................................... 76
7 FIP Snooping............................................................................................................................................... 78
Supported Modes............................................................................................................................................................ 78
Fibre Channel over Ethernet...........................................................................................................................................78
Ensuring Robustness in a Converged Ethernet Network........................................................................................... 78
FIP Snooping on Ethernet Bridges................................................................................................................................ 80
How FIP Snooping is Implemented................................................................................................................................82
FIP Snooping on VLANs............................................................................................................................................82
FC-MAP Value............................................................................................................................................................82
Bridge-to-FCF Links.................................................................................................................................................. 82
Impact on other Software Features........................................................................................................................ 82
FIP Snooping Prerequisites....................................................................................................................................... 82
FIP Snooping Restrictions.........................................................................................................................................83
Conguring FIP Snooping............................................................................................................................................... 83
Displaying FIP Snooping Information............................................................................................................................. 84
FIP Snooping Example.................................................................................................................................................... 89
Debugging FIP Snooping................................................................................................................................................ 90
8 Internet Group Management Protocol (IGMP)............................................................................................. 91
IGMP Overview................................................................................................................................................................ 91
IGMP Version 2.................................................................................................................................................................91
Joining a Multicast Group......................................................................................................................................... 92
Leaving a Multicast Group........................................................................................................................................ 92
IGMP Version 3................................................................................................................................................................ 92
Joining and Filtering Groups and Sources.....................................................................................................................93
Leaving and Staying in Groups....................................................................................................................................... 94
IGMP Snooping................................................................................................................................................................95
How IGMP Snooping is Implemented on an Aggregator............................................................................................ 95
Disabling Multicast Flooding...........................................................................................................................................95
Displaying IGMP Information..........................................................................................................................................95
9 Interfaces.................................................................................................................................................... 98
Basic Interface Conguration......................................................................................................................................... 98
Advanced Interface Conguration.................................................................................................................................98
Interface Auto-Conguration......................................................................................................................................... 99
Interface Types.................................................................................................................................................................99
Viewing Interface Information.......................................................................................................................................100
Disabling and Re-enabling a Physical Interface........................................................................................................... 101
Layer 2 Mode...................................................................................................................................................................101
Management Interfaces.................................................................................................................................................102
Accessing an Aggregator.........................................................................................................................................102
Conguring a Management Interface....................................................................................................................102
Conguring a Static Route for a Management Interface.................................................................................... 103
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