Pris,
I did the below on a 2621 router with the sh ver for ios code ....
Larry
Router(config)#int fa0/1
Router(config-if)#no ip address
Router(config-if)#int fa0/1.1
Router(config-subif)#encap ?
dot1Q IEEE 802.1Q Virtual LAN
isl Inter Switch Link - Virtual LAN encapsulation
sde IEEE 802.10 Virtual LAN - Secure Data Exchange
tr-isl Token Ring Inter Switch Link - Virtual LAN encapsulation
Router(config-subif)#encap dot1q ?
IEEE 802.1Q VLAN ID required, range 1 - 0xFFF.
Router(config-subif)#encap dot1q 10
Router(config-subif)#^Z
ROM: System Bootstrap, Version 11.3(2)XA4, RELEASE SOFTWARE (fc1)
System image file is "flash:c2600-js-mz.122-1.bin"
cisco 2621 (MPC860) processor (revision 0x102) with 58368K/7168K bytes
of memory
Priscilla Oppenheimer wrote:
>So, we started to implement the campus LAN design that I mentioned in
>previous messages, but we can't seem to do VLAN trunking on the darn 2600
>router!
>
>When we do:
>
>int fa0/0
>no ip address
>int fa0/0.1
>encapsulation dot1q 100
>
>The router claims that the "encapsulation" is invalid input.
>
>When we tried to do the IP address first, it says:
>
>Configuring IP routing on a LAN subinterface is only allowed if that
>subinterface is already configured as part of an IEEE 802.10, IEEE 802.1Q,
>or ISL vLAN.
>
>(That makes it sound like VLAN trunking is supported!?)
>
>IOS version is 12.1(5).
>
>He's using the Firewall Feature Set (CBAC stuff) es evidenced by "ip
>inspect" commands in his config.
>
>Does it not support VLAN trunking??
>
>I've asked him to do "show flash" and "show version" so we can get more
>info. What else should I ask for? THANKS
>
>Priscilla
Message Posted at:
http://www.groupstudy.com/form/read.php?f=7&i=59864&t=59850
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