[plug] Strange TCP problem talking to Westnet pop3

Cameron Patrick cameron at patrick.wattle.id.au
Fri Dec 3 16:15:22 WST 2004


Carl Gherardi wrote:

> Sounds like the tcp window scaling problem reported a while ago
> 
> http://lwn.net/Articles/92727/ - explains it pretty well.

Yup, disabling that fixed it, cheers!

For the archives (and others affected by this problem), the solution
is to put this line into /etc/sysctl.conf :

    net.ipv4.tcp_default_win_scale=0

Then run `sysctl -p`.

Cameron.




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