No "encapsulation" command on IOS 12.2(12a) ??

Jay Hennigan jay at west.net
Fri Oct 24 16:40:47 UTC 2003


On Fri, 24 Oct 2003, Roman Volf wrote:

> Show Version:
>
> Cisco Internetwork Operating System Software
> IOS (tm) 3600 Software (C3620-I-M), Version 12.2(12a), RELEASE SOFTWARE (fc1)
>
> flash image:
> System image file is "flash:c3620-i-mz.122-12a.bin"
>
>
> I'm trying to configure a FastEthernet sub interface for 802.1q VLANs, but
> theres no encapsulation command. I've googled it up for about 2 hours and
> have come up with nothing... the following command sequence is documented
> dozens of times:
>
> Any help would be appreciated.

You have an IP-only image as shown by the c3620-i in the filename.  For
VLAN support you need at least an "Plus" image.  Depending on your hardware
this may require more RAM and/or flash.

-- 
Jay Hennigan - CCIE #7880 - Network Administration - jay at west.net
WestNet:  Connecting you to the planet.  805 884-6323      WB6RDV
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