[c-nsp] Fragment Timeout when MCMP is enabled.

Oliver Boehmer (oboehmer) oboehmer at cisco.com
Tue Mar 15 11:09:25 EST 2005


Andy Allison <> wrote on Tuesday, March 15, 2005 12:12 PM:

> Hi,
> 
> We are using MCMP (ppp multilink multiclass) and we are wanting to
> reduce the frag timeout (the time the router will wait for the
> expected sequence number to arrive after receiving an out-of-order
> fragment), we have found that this time is 1000ms which is far too
> high as we have delay sensitive traffic.    

not sure about MCMP, but in general you can configure "ppp multilink
slippage msec N" or "ppp multilink slippage mru M" to instruct MLP
re-order algorithm to buffer "N msec" or "M mru-sized pkts" worth of
data before the receiver drops the fragment while waiting for the
remaining fragments.

Not sure if it helps in your case, please try it out..

	oli


 



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