i did it:
[code]<------------>
– Executing [CALLEDNUMBER@casa:1] Dial(“SIP/2001-00000060”, “SIP/0039CALLEDNUMBER@freevoipdeal,180,TtKkXxr”) in new stack
== Using SIP RTP CoS mark 5
Audio is at 15868
Adding codec 100004 (alaw) to SDP
Adding codec 100003 (ulaw) to SDP
Adding codec 100002 (gsm) to SDP
Adding non-codec 0x1 (telephone-event) to SDP
Reliably Transmitting (no NAT) to 77.72.174.128:5060:
INVITE sip:0039CALLEDNUMBER@sip.freevoipdeal.com:5060 SIP/2.0
Via: SIP/2.0/UDP SERVERPUBLICADDR:ASTERISKPORT;branch=z9hG4bK21beef2a
Max-Forwards: 70
From: “Filippo Casa” sip:3febbraio2013@sip.freevoipdeal.com;tag=as3b3f7853
To: sip:0039CALLEDNUMBER@sip.freevoipdeal.com:5060
Contact: sip:3febbraio2013@SERVERPUBLICADDR:ASTERISKPORT
Call-ID: 31b3ec4026213bfd61e166744abb36da@sip.freevoipdeal.com
CSeq: 102 INVITE
User-Agent: Asterisk PBX 11.1.2
Date: Wed, 06 Feb 2013 11:36:31 GMT
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH
Supported: replaces, timer
Content-Type: application/sdp
Content-Length: 282
v=0
o=root 896793141 896793141 IN IP4 SERVERPUBLICADDR
s=Asterisk PBX 11.1.2
c=IN IP4 SERVERPUBLICADDR
t=0 0
m=audio 15868 RTP/AVP 8 0 3 101
a=rtpmap:8 PCMA/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:3 GSM/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=ptime:20
a=sendrecv
-- Called SIP/0039CALLEDNUMBER@freevoipdeal
<— Transmitting (NAT) to HOMEADDR:1056 —>
SIP/2.0 180 Ringing
Via: SIP/2.0/UDP 192.168.0.50:5061;branch=z9hG4bK-e58bdd15;received=HOMEADDR;rport=1056
From: “Filippo Casa” sip:2001@SERVERPUBLICADDR;tag=98ce69543b191feao1
To: sip:CALLEDNUMBER@SERVERPUBLICADDR;tag=as0bbc79d6
Call-ID: ccfced1c-91932ec2@192.168.0.50
CSeq: 102 INVITE
Server: Asterisk PBX 11.1.2
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH
Supported: replaces, timer
Contact: sip:CALLEDNUMBER@SERVERPUBLICADDR:ASTERISKPORT
Content-Length: 0
<------------>
<— SIP read from UDP:77.72.174.128:5060 —>
SIP/2.0 401 Unauthorized
Via: SIP/2.0/UDP SERVERPUBLICADDR:ASTERISKPORT;branch=z9hG4bK21beef2a
From: “Filippo Casa” sip:3febbraio2013@sip.freevoipdeal.com;tag=as3b3f7853
To: sip:0039CALLEDNUMBER@sip.freevoipdeal.com:5060
Contact: sip:0039CALLEDNUMBER@77.72.174.128:5060
Call-ID: 31b3ec4026213bfd61e166744abb36da@sip.freevoipdeal.com
CSeq: 102 INVITE
Server: (Very nice Sip Registrar/Proxy Server)
Allow: ACK,BYE,CANCEL,INVITE,REGISTER,OPTIONS,INFO,MESSAGE
WWW-Authenticate: Digest realm=“sip.freevoipdeal.com”,nonce=“2414804031”,algorithm=MD5
Content-Length: 0
<------------->
— (11 headers 0 lines) —
Transmitting (no NAT) to 77.72.174.128:5060:
ACK sip:0039CALLEDNUMBER@sip.freevoipdeal.com:5060 SIP/2.0
Via: SIP/2.0/UDP SERVERPUBLICADDR:ASTERISKPORT;branch=z9hG4bK21beef2a
Max-Forwards: 70
From: “Filippo Casa” sip:3febbraio2013@sip.freevoipdeal.com;tag=as3b3f7853
To: sip:0039CALLEDNUMBER@sip.freevoipdeal.com:5060
Contact: sip:3febbraio2013@SERVERPUBLICADDR:ASTERISKPORT
Call-ID: 31b3ec4026213bfd61e166744abb36da@sip.freevoipdeal.com
CSeq: 102 ACK
User-Agent: Asterisk PBX 11.1.2
Content-Length: 0
Audio is at 15868
Adding codec 100004 (alaw) to SDP
Adding codec 100003 (ulaw) to SDP
Adding codec 100002 (gsm) to SDP
Adding non-codec 0x1 (telephone-event) to SDP
Reliably Transmitting (no NAT) to 77.72.174.128:5060:
INVITE sip:0039CALLEDNUMBER@sip.freevoipdeal.com:5060 SIP/2.0
Via: SIP/2.0/UDP SERVERPUBLICADDR:ASTERISKPORT;branch=z9hG4bK0352ff35
Max-Forwards: 70
From: “Filippo Casa” sip:3febbraio2013@sip.freevoipdeal.com;tag=as3b3f7853
To: sip:0039CALLEDNUMBER@sip.freevoipdeal.com:5060
Contact: sip:3febbraio2013@SERVERPUBLICADDR:ASTERISKPORT
Call-ID: 31b3ec4026213bfd61e166744abb36da@sip.freevoipdeal.com
CSeq: 103 INVITE
User-Agent: Asterisk PBX 11.1.2
Authorization: Digest username=“3febbraio2013”, realm=“sip.freevoipdeal.com”, algorithm=MD5, uri=“sip:0039CALLEDNUMBER@sip.freevoipdeal.com:5060”, nonce=“2414804031”, response="c2cb2b61ea15c42062f51350bf9a2c42"
Date: Wed, 06 Feb 2013 11:36:31 GMT
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH
Supported: replaces, timer
Content-Type: application/sdp
Content-Length: 282
v=0
o=root 896793141 896793142 IN IP4 SERVERPUBLICADDR
s=Asterisk PBX 11.1.2
c=IN IP4 SERVERPUBLICADDR
t=0 0
m=audio 15868 RTP/AVP 8 0 3 101
a=rtpmap:8 PCMA/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:3 GSM/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=ptime:20
a=sendrecv
<— SIP read from UDP:77.72.174.128:5060 —>
SIP/2.0 100 Trying
Via: SIP/2.0/UDP SERVERPUBLICADDR:ASTERISKPORT;branch=z9hG4bK0352ff35
From: “Filippo Casa” sip:3febbraio2013@sip.freevoipdeal.com;tag=as3b3f7853
To: sip:0039CALLEDNUMBER@sip.freevoipdeal.com:5060
Contact: sip:0039CALLEDNUMBER@77.72.174.128:5060
Call-ID: 31b3ec4026213bfd61e166744abb36da@sip.freevoipdeal.com
CSeq: 103 INVITE
Server: (Very nice Sip Registrar/Proxy Server)
Allow: ACK,BYE,CANCEL,INVITE,REGISTER,OPTIONS,INFO,MESSAGE
Content-Length: 0
<------------->
— (10 headers 0 lines) —
<— SIP read from UDP:77.72.174.128:5060 —>
SIP/2.0 404 User not found
Via: SIP/2.0/UDP SERVERPUBLICADDR:ASTERISKPORT;branch=z9hG4bK0352ff35
From: “Filippo Casa” sip:3febbraio2013@sip.freevoipdeal.com;tag=as3b3f7853
To: sip:0039CALLEDNUMBER@sip.freevoipdeal.com:5060
Contact: sip:0039CALLEDNUMBER@77.72.174.128:5060
Call-ID: 31b3ec4026213bfd61e166744abb36da@sip.freevoipdeal.com
CSeq: 103 INVITE
Server: (Very nice Sip Registrar/Proxy Server)
Allow: ACK,BYE,CANCEL,INVITE,REGISTER,OPTIONS,INFO,MESSAGE
Content-Length: 0
<------------->
— (10 headers 0 lines) —
Transmitting (no NAT) to 77.72.174.128:5060:
ACK sip:0039CALLEDNUMBER@sip.freevoipdeal.com:5060 SIP/2.0
Via: SIP/2.0/UDP SERVERPUBLICADDR:ASTERISKPORT;branch=z9hG4bK0352ff35
Max-Forwards: 70
From: “Filippo Casa” sip:3febbraio2013@sip.freevoipdeal.com;tag=as3b3f7853
To: sip:0039CALLEDNUMBER@sip.freevoipdeal.com:5060
Contact: sip:3febbraio2013@SERVERPUBLICADDR:ASTERISKPORT
Call-ID: 31b3ec4026213bfd61e166744abb36da@sip.freevoipdeal.com
CSeq: 103 ACK
User-Agent: Asterisk PBX 11.1.2
Content-Length: 0
Scheduling destruction of SIP dialog ‘31b3ec4026213bfd61e166744abb36da@sip.freevoipdeal.com’ in 6400 ms (Method: INVITE)
== Everyone is busy/congested at this time (1:0/0/1)
– Auto fallthrough, channel ‘SIP/2001-00000060’ status is ‘CHANUNAVAIL’
<— Reliably Transmitting (NAT) to HOMEADDR:1056 —>
SIP/2.0 503 Service Unavailable
Via: SIP/2.0/UDP 192.168.0.50:5061;branch=z9hG4bK-e58bdd15;received=HOMEADDR;rport=1056
From: “Filippo Casa” sip:2001@SERVERPUBLICADDR;tag=98ce69543b191feao1
To: sip:CALLEDNUMBER@SERVERPUBLICADDR;tag=as0bbc79d6
Call-ID: ccfced1c-91932ec2@192.168.0.50
CSeq: 102 INVITE
Server: Asterisk PBX 11.1.2
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH
Supported: replaces, timer
X-Asterisk-HangupCause: Unallocated (unassigned) number
X-Asterisk-HangupCauseCode: 1
Content-Length: 0
<------------>
<— SIP read from UDP:HOMEADDR:1056 —>
ACK sip:CALLEDNUMBER@SERVERPUBLICADDR:ASTERISKPORT SIP/2.0
Via: SIP/2.0/UDP 192.168.0.50:5061;branch=z9hG4bK-e58bdd15
From: “Filippo Casa” sip:2001@SERVERPUBLICADDR;tag=98ce69543b191feao1
To: sip:CALLEDNUMBER@SERVERPUBLICADDR;tag=as0bbc79d6
Call-ID: ccfced1c-91932ec2@192.168.0.50
CSeq: 102 ACK
Max-Forwards: 70
Authorization: Digest username=“2001”,realm=“sip.epd-clan.it”,nonce=“1ccaf723”,uri=“sip:CALLEDNUMBER@SERVERPUBLICADDR:ASTERISKPORT”,algorithm=MD5,response="df24bd52daad36b9d758b298c690c59f"
Contact: “Filippo Casa” sip:2001@192.168.0.50:5061;ref=2001
User-Agent: Cisco/SPA122-1.2.1(004)
Allow-Events: talk, hold, conference
Content-Length: 0
<------------->
— (12 headers 0 lines) —
Really destroying SIP dialog ‘ccfced1c-91932ec2@192.168.0.50’ Method: ACK
Really destroying SIP dialog ‘6165f2b65d765c325506fb7f6a9ecc01@sip.freevoipdeal.com’ Method: INVITE
<— SIP read from UDP:HOMEADDR:48482 —>
[/code]