[Dovecot] Problems with Outlook clients after a migration

[Joseba Torre]

> > but also some
> > May 26 12:19:22 s000085 dovecot: IMAP(lgsavbaf): Disconnected in IDLE
> > bytes=161/2018
> 
> Something disconnected the client. Maybe you've a
> firewall/load-balancer/etc in the middle that doesn't like long idling
> connections? Although that wouldn't explain why it worked with v1.1.

The network setup is different for this server:NIC  bonding, a different VLAN, 
... I'll do some network checks.
> 
> You could also try it yourself:
> 
> telnet imap.server.com 143
> a login user pass
> b idle
> 
> and see if it gets disconnected. It should also send "* OK Still here"
> every 2 minutes, so I'd guess nothing should disconnect it..

I'm checking it now.

Thanks!
-- 
Joseba Torre. Vicegerencia de TICs, área de Explotación