Using SIP RTP CoS mark 5
Audio is at 19108
Adding codec 100003 (ulaw) to SDP
Adding non-codec 0x1 (telephone-event) to SDP
Reliably Transmitting (no NAT) to 201.86.87.35:5060:
INVITE sip:my_phone@vono.net.br:5060 SIP/2.0
Via: SIP/2.0/UDP 201.22.86.160:5060;branch=z9hG4bK6bc6abf8
Max-Forwards: 70
From: "Anonymous" <sip:substractum@anonymous.invalid>;tag=as5233ebdc
To: <sip:my_phone@vono.net.br:5060>
Contact: <sip:substractum@201.22.86.160:5060>
Call-ID: 119b268e6141d1526ed5271665221ad7@vono.net.br
CSeq: 102 INVITE
User-Agent: Asterisk PBX 11.0.1
Date: Thu, 27 Dec 2012 13:37:58 GMT
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH
Supported: replaces, timer
Content-Type: application/sdp
Content-Length: 237

v=0
o=root 1540506762 1540506762 IN IP4 201.22.86.160
s=Asterisk PBX 11.0.1
c=IN IP4 201.22.86.160
t=0 0
m=audio 19108 RTP/AVP 0 101
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=ptime:20
a=sendrecv

---

<--- SIP read from UDP:201.86.87.35:5060 --->
SIP/2.0 100 Trying
Via: SIP/2.0/UDP 201.22.86.160:5060;branch=z9hG4bK6bc6abf8
From: "Anonymous" <sip:substractum@anonymous.invalid>;tag=as5233ebdc
To: <sip:my_phone@vono.net.br:5060>
Call-ID: 119b268e6141d1526ed5271665221ad7@vono.net.br
CSeq: 102 INVITE

<------------->
--- (6 headers 0 lines) ---

<--- SIP read from UDP:201.86.87.35:5060 --->
SIP/2.0 403 Forbidden - Wrong domain or Username format
Via: SIP/2.0/UDP 201.22.86.160:5060;branch=z9hG4bK6bc6abf8
From: "Anonymous" <sip:substractum@anonymous.invalid>;tag=as5233ebdc
To: <sip:my_phone@vono.net.br:5060>;tag=f8f2ab2c1295e90ed7dbb499b30f44b2.9fe1
Call-ID: 119b268e6141d1526ed5271665221ad7@vono.net.br
CSeq: 102 INVITE
Server: Plataforma Vono
Content-Length: 0

<------------->
--- (8 headers 0 lines) ---
Transmitting (no NAT) to 201.86.87.35:5060:
ACK sip:my_phone@vono.net.br:5060 SIP/2.0
Via: SIP/2.0/UDP 201.22.86.160:5060;branch=z9hG4bK6bc6abf8
Max-Forwards: 70
From: "Anonymous" <sip:substractum@anonymous.invalid>;tag=as5233ebdc
To: <sip:my_phone@vono.net.br:5060>;tag=f8f2ab2c1295e90ed7dbb499b30f44b2.9fe1
Contact: <sip:substractum@201.22.86.160:5060>
Call-ID: 119b268e6141d1526ed5271665221ad7@vono.net.br
CSeq: 102 ACK
User-Agent: Asterisk PBX 11.0.1
Content-Length: 0


---
[Dec 27 11:37:58] WARNING[2782][C-00000001]: chan_sip.c:22376 handle_response_invite: Received response: "Forbidden" from '"Anonymous" <sip:substractum@anonymous.invalid>;tag=as5233ebdc'
Scheduling destruction of SIP dialog '119b268e6141d1526ed5271665221ad7@vono.net.br' in 32000 ms (Method: INVITE)
Really destroying SIP dialog '119b268e6141d1526ed5271665221ad7@vono.net.br' Method: INVITE