Administrator Guide

Multipoint Receive-Only Tunnels.................................................................................................................................... 929
Guidelines for Configuring Multipoint Receive-Only Tunnels................................................................................ 929
59 Upgrade Procedures................................................................................................................931
60 Uplink Failure Detection (UFD)................................................................................................ 932
Feature Description...........................................................................................................................................................932
How Uplink Failure Detection Works.............................................................................................................................. 933
UFD and NIC Teaming......................................................................................................................................................934
Important Points to Remember.......................................................................................................................................934
Configuring Uplink Failure Detection.............................................................................................................................. 935
Clearing a UFD-Disabled Interface..................................................................................................................................936
Displaying Uplink Failure Detection................................................................................................................................. 937
Sample Configuration: Uplink Failure Detection............................................................................................................938
61 Virtual LANs (VLANs).............................................................................................................. 940
Default VLAN.....................................................................................................................................................................940
Port-Based VLANs............................................................................................................................................................ 941
VLANs and Port Tagging.................................................................................................................................................. 941
Configuration Task List.....................................................................................................................................................942
Enabling Null VLAN as the Default VLAN.................................................................................................................942
Assigning an IP Address to a VLAN.......................................................................................................................... 942
Configuring Native VLANs......................................................................................................................................... 942
Creating a Port-Based VLAN.....................................................................................................................................943
Assigning Interfaces to a VLAN.................................................................................................................................944
Moving Untagged Interfaces.....................................................................................................................................945
62 VLT Proxy Gateway.................................................................................................................946
Proxy Gateway in VLT Domains......................................................................................................................................946
Configuring a Static VLT Proxy Gateway......................................................................................................................950
Configuring an LLDP VLT Proxy Gateway.................................................................................................................... 950
63 Virtual Routing and Forwarding (VRF)...................................................................................... 952
VRF Overview................................................................................................................................................................... 952
VRF Configuration Notes.................................................................................................................................................953
DHCP............................................................................................................................................................................954
VRF Configuration............................................................................................................................................................ 954
Load VRF CAM............................................................................................................................................................955
Creating a Non-Default VRF Instance......................................................................................................................955
Assigning an Interface to a VRF................................................................................................................................955
Assigning a Front-end Port to a Management VRF............................................................................................... 955
View VRF Instance Information.................................................................................................................................956
Assigning an OSPF Process to a VRF Instance...................................................................................................... 956
Configuring VRRP on a VRF Instance...................................................................................................................... 956
Configuring Management VRF.................................................................................................................................. 957
Configuring a Static Route.........................................................................................................................................958
Route Leaking VRFs......................................................................................................................................................... 958
Sample VRF Configuration...............................................................................................................................................958
Dynamic Route Leaking....................................................................................................................................................960
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