[c-nsp] Question - VLAN tagging Catalyst 6500 to Linux Host
Brandon Ewing
nicotine at warningg.com
Mon Apr 5 14:56:44 EDT 2010
On Mon, Apr 05, 2010 at 11:07:54AM -0700, Mack McBride wrote:
> Vlans between 1005 and 1024 are used for routed links and other things in the 6500 platform.
> Vlan 1005 to 1019 are used on SXH5.
>
> This range can be larger if you are using a large number of routed links as
> each routed port uses a vlan. You can see this with:
>
> show vlan internal usage
>
> Mack
>
This is actually controlled by "vlan internal allocation policy
(ascending|descending)". If set to ascending, it starts at 1005 and starts
counting up -- if descending, starts at 4094 and counts down.
--
Brandon Ewing (nicotine at warningg.com)
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