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Re: [Openvpn-users] TCP over TCP Tunnel - Packet lost


  • Subject: Re: [Openvpn-users] TCP over TCP Tunnel - Packet lost
  • From: Michael Teske <mteske-csk@xxxxxxxxxxx>
  • Date: Sat, 22 Jul 2006 11:53:46 +0200

Alon Bar-Lev wrote:
> Michael Teske wrote:
>> I had a look at
>> http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.17
>> But there are so many TCP-related changes, I don't see a single
>> candidate which could have caused our problem.
>>
>> Greetings,
>>     Michael
>>
> 
> Can you please test with the following:
> echo 4096 87380 174760 > /proc/sys/net/ipv4/tcp_rmem
> 
> Then disable/enable interfaces.
> 
> It seems to make a difference to me... Although I still have
> retransmissions.

Hmm, it looks like this crashed the server, at least I don't get any
connection anymore, unfortunately I don't have permissions to look what
really happenend.
For me, the best solution was to switch to udp anyway. But not all of my
company can, for various reasons...

Greetings,
   Michael
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