From: dusth@comcast.net
Date: Sat Oct 08 2005 - 15:27:09 GMT-3
Base on your config. Your tunnel vl is vl30 and your customer access vl is vl10. Why do you want tunnel vlan to be native vl? Usually you want customer access vl to be native so this customer vl won't leak into your internal carrier vl.
Hope this help. Dustin
-------------- Original message --------------
> Hi guys,
>
>
>
> I have set up do1q tunnelling across two switches to segregate broadcast
> domains for two subnets sharing the same VLAN ID. Everything works fine
> for the tunnels end to end, the problem is I can't seem to route between
> the SVI and one of the routers involved in tunnelling. To the best of my
> knowledge, all I need to do is make the VLAN for the traffic I do not
> want affected by the tunnel native and then be able to route for that
> VLAN. The tunnel port should act as a normal access port for all
> untagged traffic from the native VLAN of the router, so I should be able
> to ping the SVI interface. However, the results below do not agree so
> I'd like to know if there is something I'm missing. Take a look and
> thanks in advance, Roni.
>
>
>
> (Router 6)
>
>
>
> interface Ethernet0
>
> no ip address
>
> !
>
> interface Ethernet0.10
>
> encapsulation dot1Q 10
>
> ip address 172.16.163.6 255.255.255.0
>
> !
>
> interface Ethernet0.30
>
> encapsulation dot1Q 30 native
>
> ip address 172.16.60.6 255.255.255.0
>
>
>
> (Switch2)
>
>
>
> interface FastEthernet0/9
>
> description connection to R6
>
> switchport access vlan 30
>
> switchport mode dot1q-tunnel
>
> no cdp enable
>
> spanning-tree bpdufilter enable
>
>
>
> interface Vlan30
>
> ip address 172.16.60.20 255.255.255.0
>
> ip mtu 1500
>
>
>
>
>
> R6#deb ip pac d
>
> IP packet debugging is on (detailed)
>
> R6#ping 172.16.60.20
>
> Type escape sequence to abort.
>
> Sending 5, 100-byte ICMP Echos to 172.16.60.29, timeout is 2 seconds:
>
> 00:33:34: IP: s=172.16.60.6 (local), d=172.16.60.20 (Ethernet0.30), len
> 100, sending
>
> 00:33:34: ICMP type=8, code=0
>
> 00:33:34: IP: s=172.16.60.6 (local), d=172.16.60.20 (Ethernet0.30), len
> 100, encapsulation failed
>
> 00:33:34: ICMP type=8, code=0
>
> 00:33:36: IP: s=172.16.60.6 (local), d=172.16.60.20 (Ethernet0.30), len
> 100, sending
>
> 00:33:36: ICMP type=8, code=0
>
> 00:33:36: IP: s=172.16.60.6 (local), d=172.16.60.20 (Ethernet0.30), len
> 100, encapsulation failed
>
> 00:33:36: ICMP type=8, code=0.
>
> 00:33:38: IP: s=172.16.60.6 (local), d=172.16.60.20 (Ethernet0.30), len
> 100, sending
>
> 00:33:38: ICMP type=8, code=0
>
> 00:33:38: IP: s=172.16.60.6 (local), d=172.16.60.20 (Ethernet0.30), len
> 100, encapsulation failed
>
> 00:33:38: ICMP type=8, code=0.
>
> 00:33:40: IP: s=172.16.60.6 (local), d=172.16.60.20 (Ethernet0.30), len
> 100, sending
>
> 00:33:40: ICMP type=8, code=0
>
> 00:33:40: IP: s=172.16.60.6 (local), d=172.16.60.20 (Ethernet0.30), len
> 100, encapsulation failed
>
> 00:33:40: ICMP type=8, code=0.
>
> 00:33:42: IP: s=172.16.60.6 (local), d=172.16.60.20 (Ethernet0.30), len
> 100, encapsulation failed
>
> 00:33:42: ICMP type=8, code=0
>
> R6#u all
>
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