[OpenAFS] afs: Lost contact with file server xxx.xxx.xxx.x
Thu, 24 Apr 2008 23:51:29 -0400
See if there is any logging you can use to determine why the mappings
are being dropped (if they are).
Perhaps the clients are in fact not reachable for some other reason.
We need more precise details.
Sam Tseng wrote:
> hi jeffrey,
> thank you. :)
> i modified my iptables as following:
> $IPTABLES -A udp_packets -p UDP -s $ALLOW_IP --sport $CLIENT_AFS_PORT
> --dport 1024:65535 -j allowed -m conntrack --ctexpire 600
> $IPTABLES -A udp_packets -p UDP -s $ALLOW_IP --sport 1024:65535
> --dport $AFS_PORT -j allowed -m conntrack --ctexpire 600
> it became more stable. but, i still can see "Lost contact" in the system
> logs(/var/log/messages) from time to time. could i adjusted any settings
> to improve this problem?
> thank you for your useful helps!!
> best, sam
> Jeffrey Altman wrote:
>> Derrick Brashear wrote:
>>>> the other thing, NAT server itself also has "Lost contact" problem.
>>>> please give me some hints. thank you.
>>> Expire your NAT udp port mappings less aggressively?
>> NAT UDP port mappings should have a lifetime of at least ten minutes.
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