On Wed, 19 May 2010 15:00:22 +0200, Foo <bfoo33 AT yahoo.co DOT uk> wrote:

> On Wed, 19 May 2010 12:16:40 +0200, francisco javier funes nieto
> <esencia AT gmail DOT com> wrote:
>
>> 2010/5/19 Foo <bfoo33 AT yahoo.co DOT uk>:
>>> May 18 17:17:49 DIRHOSTNAME bacula-sd: bsock.c:488 Packet size too big
>>>   from "client:1.2.3.4:36643. Terminating connection.
>>
>> There is some kind of tunnel (vpn, eoip, pppoe) between machines or
>> different MTU in the routed interfaces of the gateway?
>
> The two servers are on a different subnet with a Juniper firewall in
> between that is currently set to allow all TCP and ICMP traffic through  
> in
> both directions. There is no tunnel or encapsulation of any kind that I
> know of.
>
> What makes me wonder is why everything else seems to work perfectly, is
> Bacula doing something different at the very end of the backup? And if  
> so,
> since one of the backups *did* succeed, whatever it is doing differently
> is not different enough every time.

The firewall is set to: admin mtu 0, operating mtu 1500, default mtu 1500

The W2K8 servers have teamed ports on Intel Gigabit VT quad port server  
adapters, jumbo frames are off, don't see any pertinent power savings  
options (servers don't go into sleep mode for example).

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