[Asterisk-Users] Remote employees using Polycom 501 lose ability to receive incoming calls after few minutes.

[Michiel van Baak]

On 12:04, Wed 28 Jun 06, Von L. wrote:
> Hello,
> ;_____________________________________________________________
> ;sip.conf
> ;_____________________________________________________________
> 
> [general]
> port=5060
> bindaddr=0.0.0.0
> externip=XXX.XXX.XXX.XXX
> localnet=XXX.XXX.XXX.XXX/255.255.255.248
> canreinvite=no
> tos=reliability
> srvlookup=yes
> disallow=all
> allow=ulaw
> dtmfmode=rfc2833
> nat=yes
> ignoreregexpire=yes

Show us one of the phone entries.
Basically check if the following is set there:
nat=yes
qualify=yes

The qualify=yes will send packets so the nat states stay open.
-- 
Michiel van Baak
michiel at vanbaak.eu
http://michiel.vanbaak.eu
GnuPG key: http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x71C946BD

"Why is it drug addicts and computer afficionados are both called users?"