Concept Guide

Table Of Contents
Multipoint Receive-Only Tunnels................................................................................................................................ 974
Guidelines for Configuring Multipoint Receive-Only Tunnels.........................................................................975
Chapter 59: Upgrade Procedures...............................................................................................976
Chapter 60: Uplink Failure Detection (UFD)...............................................................................977
Feature Description........................................................................................................................................................ 977
How Uplink Failure Detection Works..........................................................................................................................978
UFD and NIC Teaming................................................................................................................................................... 979
Important Points to Remember................................................................................................................................... 979
Configuring Uplink Failure Detection......................................................................................................................... 980
Clearing a UFD-Disabled Interface.............................................................................................................................. 981
Displaying Uplink Failure Detection.............................................................................................................................982
Sample Configuration: Uplink Failure Detection......................................................................................................984
Chapter 61: Virtual LANs (VLANs)............................................................................................. 986
Default VLAN................................................................................................................................................................... 986
Port-Based VLANs..........................................................................................................................................................987
VLANs and Port Tagging...............................................................................................................................................987
Configuration Task List................................................................................................................................................. 988
Enabling Null VLAN as the Default VLAN........................................................................................................... 988
Assigning an IP Address to a VLAN......................................................................................................................988
Configuring Native VLANs......................................................................................................................................989
Creating a Port-Based VLAN................................................................................................................................. 989
Assigning Interfaces to a VLAN.............................................................................................................................990
Moving Untagged Interfaces.................................................................................................................................. 991
Chapter 62: VLT Proxy Gateway................................................................................................ 993
Proxy Gateway in VLT Domains.................................................................................................................................. 993
Configuring a Static VLT Proxy Gateway................................................................................................................. 998
Configuring an LLDP VLT Proxy Gateway................................................................................................................998
Chapter 63: Virtual Routing and Forwarding (VRF).................................................................. 1000
VRF Overview................................................................................................................................................................1000
VRF Configuration Notes.............................................................................................................................................1001
DHCP..........................................................................................................................................................................1003
VRF Configuration........................................................................................................................................................ 1003
Load VRF CAM........................................................................................................................................................ 1003
Creating a Non-Default VRF Instance................................................................................................................1003
Assigning an Interface to a VRF.......................................................................................................................... 1004
Assigning a Front-end Port to a Management VRF........................................................................................1004
View VRF Instance Information........................................................................................................................... 1004
Assigning an OSPF Process to a VRF Instance............................................................................................... 1005
Configuring VRRP on a VRF Instance................................................................................................................1005
Configuring Management VRF.............................................................................................................................1006
Configuring a Static Route....................................................................................................................................1007
Route Leaking VRFs..................................................................................................................................................... 1007
Sample VRF Configuration..........................................................................................................................................1007
Dynamic Route Leaking............................................................................................................................................... 1009
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