[c-nsp] Etherchannel plus OSPF in GNS3

[Federico Cossu]

your topology isn't so clear ivan,
i can tell you that GNS3( or better, dynamips) does not support L3
etherchanneling.
if you want to see something on the cable wireshark (on real or
virtual devices) can definitely help you.

/BR


2010/6/23 Ivan Šimko <ivan.simko at gmail.com>:
> Hi all
>
> I've got question for GNS experienced guys. In my attached topology I have
> routers with etherchannel groups. Then 2 VRFs light and OSPF over SVI.
> Purpose of the network is achieve load balancing on port-channels and load
> balancing over OSPF also. Better understanding is here:
>
> Router has got 2 Etherchannel groups
> Router has got VRF with 2 VLANs
> One VLAN is memmber of etherchannel group 1
> Second VLAN memmber of group 2
> Each group consists from 2 ports - I'm using two different links for
> transmitting and want use them for higher throughput, that is the reason for
> etherchannel group
> OSPF for VRF
> Both VLANs are memmber of same VRF.
> Interconnections are VLANs /30.
>
>
> Netwrok works pretty nice but only thing what I'm missing are counters on
> physical FE ports and Port-channels what are still zero. Only ones updated
> counters are SVIs.
>
> OSPF does load balancing based on flow
> Port channel is set up based on src-dst-ip - how to confirm??
>
> I want prove that portchannel is using both ports in one direction only.
> Counters should to help me  but nothing is incremented.
>
> Used devices: 3640
>
>
> Thanks for comments
>
> Ivan
>
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