[asterisk-users] Softphone behind NAT issues

[Leonardo Kamache (Gmail)]

In [general] section:

externip=your_extern_ip_address
localnet=your_local_net/bits   i.e. 192.168.0.0/24

Try this...




On 6/12/07, Rob Schall <rschall at callone.net> wrote:
>
>  We are trying to use a softphone from a location that is behind a firewall.
> We are using x-lite as the softphone.
>
>  So far, we've been able to get the phone to register with the asterisk
> server, and it can receive voice from the asterisk server (IE, voicemail,
> etc).
>
>  However, asterisk can't hear anything from the softphone. We have used 2
> different machines to test this on. We are watching the traffic and noticed
> that there doesn't appear to be any rtp traffic going back to asterisk (this
> is where we think the problem might be). The firewalls on both sides have
> ports 5060, 10000-20000 and 3478 (STUN) open.
>
>  Out conf files are:
>  ------------------
>  [sip.conf]
>
>  [general]
>  context=incoming                ; Default context for incoming calls
>  bindport=5060                   ; UDP Port to bind to (SIP standard port is
> 5060)
>  bindaddr=0.0.0.0                ; IP address to bind to (0.0.0.0 binds to
> all)
>  srvlookup=yes                   ; Enable DNS SRV lookups on outbound calls
>  allow = all
>
>  [1000]
>  nat=yes
>  type=friend
>  secret=Polycom
>  context=internal
>  host=dynamic
>  canreinvite=no
>  mailbox=1000 at default
>  callerid=TESTUSER1 <1000>
>
>  -----------------
>  [extensions.conf]
>  exten => 1000,1,Macro(stdexten,1000 at default,SIP/1000)
>  ----------------
>
>  [rtp.conf]
>
>  [general]
>  rtpstart=12000
>  rtpend=12005
>  dtmftimeout=3000
>
>  What are we missing?
>
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