[c-nsp] NPE-G1 throughput, with and without L2TP

[Tassos Chatzithomaoglou]

Vincent De Keyzer wrote on 4/5/2006 18:22:
> Hello,
> 
>  
> 
> imagine a 7200VXR/NPE-G1 with Gig 0/1 aggregating customers, and Gig 0/2
> connected to an IP transit provider. What throughput can I expect (typical
> Internet traffic): 500 Mbps? More?
> 
>  
> 
> What now it the same traffic is encapsulated into a L2TP tunnel to a remote
> similar router? By how much will the throughput drop (due to CPU busy with
> L2TP)?

We get around 180Mbps (x2, coming from one interface and passing through the 
other) spanning across ~3000 L2TP sessions before maxing (95%) the cpu. But we 
use netflow+policing on most of these sessions, so we should get more if we 
disable these.

PS: Still haven't tried MPF ;)

--
Tassos

> 
>  
> 
> Vincent
> 
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