Messages in this thread | | | Date | Wed, 25 Mar 1998 21:03:34 -0500 (EST) | From | "Richard B. Johnson" <> | Subject | Re: Linux V2.1.90+ patches Networking. |
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On Wed, 25 Mar 1998, David S. Miller wrote:
> Date: Wed, 25 Mar 1998 20:36:50 -0500 (EST) > From: "Richard B. Johnson" <root@chaos.analogic.com> > > If the MRU and MTU is set to 592, ftp data will never be transferred. > > ... good data point... > > There is a high send-Q and absolutely nothing, no probes, no nothing > comes down the ppp link. Further, I don't see anything having to do with > port 1053 going from chaos->quark (ppp server). Everything is dead quiet. > > Do you happen to be seeing these in the logs? > > sending pkt_too_big to self > Nothing in any logs.
> If not, turn off pmtu discovery: > > echo "1" >/proc/sys/net/ipv4/ip_no_pmtu_disc > This "fixes" it. > > What do you normally set the MTU parameters to?
I leave then blank and they default to 1500 -- which may be a bit high for a ppp link.
Cheers, Dick Johnson ***** FILE SYSTEM MODIFIED ***** Penguin : Linux version 2.1.90 on an i586 machine (66.15 BogoMips). Warning : It's hard to remain at the trailing edge of technology.
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