Reference Guide
Setting Daylight Saving Time Once........................................................................................... 864
Setting Recurring Daylight Saving Time.....................................................................................865
50 Tunneling........................................................................................................ 867
Configuring a Tunnel........................................................................................................................867
Configuring Tunnel Keepalive Settings............................................................................................868
Configuring a Tunnel Interface........................................................................................................869
Configuring Tunnel Allow-Remote Decapsulation.........................................................................869
Configuring Tunnel source anylocal Decapsulation.......................................................................870
Guidelines for Configuring Multipoint Receive-Only Tunnels....................................................... 870
Multipoint Receive-Only Tunnels.....................................................................................................871
51 Upgrade Procedures...................................................................................... 872
Get Help with Upgrades................................................................................................................... 872
52 Virtual LANs (VLANs)......................................................................................873
Default VLAN.....................................................................................................................................873
Port-Based VLANs.............................................................................................................................874
VLANs and Port Tagging...................................................................................................................875
Configuration Task List..................................................................................................................... 875
Creating a Port-Based VLAN...................................................................................................... 875
Assigning Interfaces to a VLAN...................................................................................................876
Moving Untagged Interfaces.......................................................................................................877
Assigning an IP Address to a VLAN.............................................................................................879
Configuring Native VLANs................................................................................................................879
Enabling Null VLAN as the Default VLAN........................................................................................ 880
53 VLT Proxy Gateway........................................................................................ 881
Proxy Gateway in VLT Domains....................................................................................................... 881
Guidelines for Enabling the VLT Proxy Gateway.......................................................................882
Enabling the VLT Proxy Gateway............................................................................................... 883
LLDP Organizational TLV for Proxy Gateway............................................................................ 883
Configuring a Static VLT Proxy Gateway.........................................................................................886
Configuring an LLDP VLT Proxy Gateway....................................................................................... 886
54 Virtual Link Trunking (VLT).......................................................................... 888
Overview...........................................................................................................................................888
VLT on Core Switches................................................................................................................ 889
Enhanced VLT.............................................................................................................................889
VLT Terminology.............................................................................................................................. 890
Configure Virtual Link Trunking........................................................................................................891
Important Points to Remember..................................................................................................891
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