[f-nsp] Problem Trunking Between Cisco/Foundry/Cisco

[Jeroen]

System Support wrote:
> I am experimenting with a Foundry NI-MLX-4.
>
> I have a fast-E trunk to a Cisco router on eth 3/3 and another fast-E 
> trunk to a Cisco 3750 on eth 3/20
>
> The router has IP address 10.0.1.1/24 <http://10.0.1.1/24>
>
> The MLX router has IP address 10.0.1.2/24 <http://10.0.1.2/24>
>
> The 3750 has IP address 10.0.1.3/24 <http://10.0.1.3/24>
>
> From the MLX-4 I can ping both Cisco devices, but from either Cisco I 
> cannot ping the other.
>
> Spanning tree on the devices show the proper ports are forwarding, but 
> no traffic is passing.
>
> Any ideas ?
>
is your MLX set to "route-only" in the "global" part of the config ?

if you have set this, then it'll only respond to packets sent to it's 
own address (the ve ), and not switch/forward the packages to the other 
IPaddres (not local), on the other end of the vlan, defined on another port.

Kind regards,

Jeroen

> = K
>
>
> --------------------
>
> MLX Config:
>
> vlan 1024 name Spantree_Test
>  tagged ethe 3/4 ethe 3/20
>  router-interface ve 1024
>  !
> interface ve 1024
>  ip address 10.0.1.2/24 <http://10.0.1.2/24>
> !
>
> ----------------------
>
> MLX4-01#ping 10.0.1.1
> Sending 1, 16-byte ICMP Echo to 10.0.1.1, timeout 5000 msec, TTL 64
> Type Control-c to abort
> Reply from 10.0.1.1        : bytes=16 time=271ms TTL=255
> Success rate is 100 percent (1/1), round-trip min/avg/max=0/0/0 ms.
>
> MLX4-01#ping 10.0.1.3
> Sending 1, 16-byte ICMP Echo to 10.0.1.3, timeout 5000 msec, TTL 64
> Type Control-c to abort
> Reply from 10.0.1.3        : bytes=16 time<1ms TTL=255
> Success rate is 100 percent (1/1), round-trip min/avg/max=0/0/0 ms.
>
> =======================
>
> 3750-01#ping 10.0.1.1
>
> Type escape sequence to abort.
> Sending 5, 100-byte ICMP Echos to 10.0.1.1, timeout is 2 seconds:
> .....
> Success rate is 0 percent (0/5)
> 3750-01#
>
> ------------------------------------------------------------------------
>
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