Re: Mystery: Certain VLAN Numbers Work on Cat 3550

From: Erick B. (erickbe@yahoo.com)
Date: Wed Feb 05 2003 - 23:19:22 GMT-3


Are these ports up (device plugged into port and
active) - what do the port LEDs look like?

also, 12.1(9) had the spanning tree bug that there was
a field notice on so you might want to check that out.

http://www.cisco.com/en/US/products/hw/switches/ps646/products_field_notice09186a00800c81fc.shtml

--- Ted McDermott <tedmcdermott@yahoo.com> wrote:
> All,
>
> I connect two Caat 3550-12G's running
> c3550-i5q3l2-mz.121-9.EA1c.bin IOS.
>
> I defined respective physical GigE ports of each
> Cat3550 with "switchport access VLAN 612" and then
> with a definition for interface VLAN612 with an IP
> address.
>
> I cannot figure out why the ports won't go active
> with
> certain VLAN numbers (like 612, 611 or 620), but
> will
> with others (614, 615, 616), even though I can't
> find
> the "bad" VLAN numbers defined anywhere else in the
> entire network.
>
> Any ideas, folks, would be greatly appreciated.
>
> Thanks,
>
> Ted
>
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