[Freeswitch-users] Freeswitch opened multiple outbound channels for one call with different uuid

David spautz2 at telefaks.biz
Thu Feb 9 04:50:37 MSK 2012 

I cannot find any network problems.

interface: any
filter: (ip or ip6) and ( net 192.168.1.12 or net 192.168.1.11 )

#
U 192.168.1.12:2048 -> 192.168.1.4:5060
INVITE sip:240 at entwick1;user=phone SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.12:2048;branch=z9hG4bK-v4ybiqjk8t4e;rport.
From: "User 220" <sip:220 at entwick1>;tag=vx1czcrfys.
To: <sip:240 at entwick1;user=phone>.
Call-ID: 3c28bad818ad-q0ms60zsfpst.
CSeq: 1 INVITE.
Max-Forwards: 70.
Contact: <sip:220 at 192.168.1.12:2048;line=9yhon28z>;reg-id=1.
P-Key-Flags: keys="3".
User-Agent: snom300/7.3.30.
Accept: application/sdp.
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, 
PRACK, MESSAGE, INFO.
Allow-Events: talk, hold, refer, call-info.
Supported: timer, 100rel, replaces, from-change.
Session-Expires: 3600;refresher=uas.
Min-SE: 90.
Content-Type: application/sdp.
Content-Length: 218.
.
v=0.
o=root 930692018 930692018 IN IP4 192.168.1.12.
s=call.
c=IN IP4 192.168.1.12.
t=0 0.
m=audio 49908 RTP/AVP 8 101.
a=rtpmap:8 pcma/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=ptime:20.
a=sendrecv.

#
U 192.168.1.4:5060 -> 192.168.1.12:2048
SIP/2.0 100 Trying.
Via: SIP/2.0/UDP 192.168.1.12:2048;branch=z9hG4bK-v4ybiqjk8t4e;rport=2048.
From: "User 220" <sip:220 at entwick1>;tag=vx1czcrfys.
To: <sip:240 at entwick1;user=phone>.
Call-ID: 3c28bad818ad-q0ms60zsfpst.
CSeq: 1 INVITE.
User-Agent: FreeSWITCH-mod_sofia/1.0.head-git-d2c9fb5 2012-02-06 
14-12-22 -0600.
Content-Length: 0.
.

#
U 192.168.1.4:5060 -> 192.168.1.12:2048
SIP/2.0 407 Proxy Authentication Required.
Via: SIP/2.0/UDP 192.168.1.12:2048;branch=z9hG4bK-v4ybiqjk8t4e;rport=2048.
From: "User 220" <sip:220 at entwick1>;tag=vx1czcrfys.
To: <sip:240 at entwick1;user=phone>;tag=rFZa6489Z27rK.
Call-ID: 3c28bad818ad-q0ms60zsfpst.
CSeq: 1 INVITE.
User-Agent: FreeSWITCH-mod_sofia/1.0.head-git-d2c9fb5 2012-02-06 
14-12-22 -0600.
Accept: application/sdp.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, 
REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE.
Supported: timer, precondition, path, replaces.
Allow-Events: talk, hold, presence, dialog, line-seize, call-info, sla, 
include-session-description, presence.winfo, message-summary, refer.
Proxy-Authenticate: Digest realm="entwick1", 
nonce="b755765a-a341-4070-a981-dff43e8f7d08", algorithm=MD5, qop="auth".
Content-Length: 0.
.

#
U 192.168.1.12:2048 -> 192.168.1.4:5060
ACK sip:240 at entwick1;user=phone SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.12:2048;branch=z9hG4bK-v4ybiqjk8t4e;rport.
From: "User 220" <sip:220 at entwick1>;tag=vx1czcrfys.
To: <sip:240 at entwick1;user=phone>;tag=rFZa6489Z27rK.
Call-ID: 3c28bad818ad-q0ms60zsfpst.
CSeq: 1 ACK.
Max-Forwards: 70.
Contact: <sip:220 at 192.168.1.12:2048;line=9yhon28z>;reg-id=1.
Content-Length: 0.
.

#
U 192.168.1.12:2048 -> 192.168.1.4:5060
INVITE sip:240 at entwick1;user=phone SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.12:2048;branch=z9hG4bK-eyrl6ghugshz;rport.
From: "User 220" <sip:220 at entwick1>;tag=vx1czcrfys.
To: <sip:240 at entwick1;user=phone>.
Call-ID: 3c28bad818ad-q0ms60zsfpst.
CSeq: 2 INVITE.
Max-Forwards: 70.
Contact: <sip:220 at 192.168.1.12:2048;line=9yhon28z>;reg-id=1.
P-Key-Flags: keys="3".
User-Agent: snom300/7.3.30.
Accept: application/sdp.
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, 
PRACK, MESSAGE, INFO.
Allow-Events: talk, hold, refer, call-info.
Supported: timer, 100rel, replaces, from-change.
Session-Expires: 3600;refresher=uas.
Min-SE: 90.
Proxy-Authorization: Digest 
username="220",realm="entwick1",nonce="b755765a-a341-4070-a981-dff43e8f7d08",uri="sip:240 at entwick1;user=phone",qop=auth,nc=00000001,cnonce="408b0a1e",response="3261384c8f62187a6486c1fee434d06a",algorithm=MD5.
Content-Type: application/sdp.
Content-Length: 218.
.
v=0.
o=root 930692018 930692018 IN IP4 192.168.1.12.
s=call.
c=IN IP4 192.168.1.12.
t=0 0.
m=audio 49908 RTP/AVP 8 101.
a=rtpmap:8 pcma/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=ptime:20.
a=sendrecv.

#
U 192.168.1.4:5060 -> 192.168.1.12:2048
SIP/2.0 100 Trying.
Via: SIP/2.0/UDP 192.168.1.12:2048;branch=z9hG4bK-eyrl6ghugshz;rport=2048.
From: "User 220" <sip:220 at entwick1>;tag=vx1czcrfys.
To: <sip:240 at entwick1;user=phone>.
Call-ID: 3c28bad818ad-q0ms60zsfpst.
CSeq: 2 INVITE.
User-Agent: FreeSWITCH-mod_sofia/1.0.head-git-d2c9fb5 2012-02-06 
14-12-22 -0600.
Content-Length: 0.
.

#
U 192.168.1.4:5060 -> 192.168.1.12:2048
SIP/2.0 180 Ringing.
Via: SIP/2.0/UDP 192.168.1.12:2048;branch=z9hG4bK-eyrl6ghugshz;rport=2048.
From: "User 220" <sip:220 at entwick1>;tag=vx1czcrfys.
To: <sip:240 at entwick1;user=phone>;tag=Srr37ZSDXByBF.
Call-ID: 3c28bad818ad-q0ms60zsfpst.
CSeq: 2 INVITE.
Contact: <sip:240 at 192.168.1.4:5060;transport=udp>.
User-Agent: FreeSWITCH-mod_sofia/1.0.head-git-d2c9fb5 2012-02-06 
14-12-22 -0600.
Accept: application/sdp.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, 
REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE.
Supported: timer, precondition, path, replaces.
Allow-Events: talk, hold, presence, dialog, line-seize, call-info, sla, 
include-session-description, presence.winfo, message-summary, refer.
Content-Length: 0.
Remote-Party-ID: "240" 
<sip:240 at entwick1>;party=calling;privacy=off;screen=no.
.

#
U 192.168.1.4:5060 -> 192.168.1.11:5060
INVITE sip:240 at 192.168.1.11:5060 SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK4DN4eH402KHmF.
Max-Forwards: 69.
From: "User 220" <sip:220 at entwick1>;tag=t1Hv9taHtmmya.
To: <sip:240 at 192.168.1.11:5060>.
Call-ID: ad561287-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 INVITE.
Contact: <sip:mod_sofia at 192.168.1.4:5060>.
User-Agent: FreeSWITCH-mod_sofia/1.0.head-git-d2c9fb5 2012-02-06 
14-12-22 -0600.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, 
REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE.
Supported: timer, precondition, path, replaces.
Allow-Events: talk, hold, presence, dialog, line-seize, call-info, sla, 
include-session-description, presence.winfo, message-summary, refer.
Session-Expires: 120;refresher=uac.
Min-SE: 120.
Content-Type: application/sdp.
Content-Disposition: session.
Content-Length: 233.
P-Key-Flags: keys="3".
X-FS-Support: update_display,send_info.
Remote-Party-ID: "User 220" 
<sip:220 at entwick1>;party=calling;screen=yes;privacy=off.
.
v=0.
o=FreeSWITCH 1328729538 1328729539 IN IP4 192.168.1.4.
s=FreeSWITCH.
c=IN IP4 192.168.1.4.
t=0 0.
m=audio 22000 RTP/AVP 8 0 98 3 18 101 13.
a=rtpmap:98 SPEEX/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=ptime:20.

#
U 192.168.1.4:5060 -> 192.168.1.11:5060
INVITE sip:240 at 192.168.1.11:5060 SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK5peXgcN4Zv76a.
Max-Forwards: 69.
From: "User 220" <sip:220 at entwick1>;tag=UaBNBpUmQXaHp.
To: <sip:240 at 192.168.1.11:5060>.
Call-ID: ad56546a-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 INVITE.
Contact: <sip:mod_sofia at 192.168.1.4:5060>.
User-Agent: FreeSWITCH-mod_sofia/1.0.head-git-d2c9fb5 2012-02-06 
14-12-22 -0600.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, 
REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE.
Supported: timer, precondition, path, replaces.
Allow-Events: talk, hold, presence, dialog, line-seize, call-info, sla, 
include-session-description, presence.winfo, message-summary, refer.
Session-Expires: 120;refresher=uac.
Min-SE: 120.
Content-Type: application/sdp.
Content-Disposition: session.
Content-Length: 233.
P-Key-Flags: keys="3".
X-FS-Support: update_display,send_info.
Remote-Party-ID: "User 220" 
<sip:220 at entwick1>;party=calling;screen=yes;privacy=off.
.
v=0.
o=FreeSWITCH 1328731870 1328731871 IN IP4 192.168.1.4.
s=FreeSWITCH.
c=IN IP4 192.168.1.4.
t=0 0.
m=audio 19668 RTP/AVP 8 0 98 3 18 101 13.
a=rtpmap:98 SPEEX/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=ptime:20.

#
U 192.168.1.4:5060 -> 192.168.1.11:5060
INVITE sip:240 at 192.168.1.11:5060 SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK6Z7Nj757v5XSp.
Max-Forwards: 69.
From: "User 220" <sip:220 at entwick1>;tag=vK4DDHcrm603H.
To: <sip:240 at 192.168.1.11:5060>.
Call-ID: ad5660f4-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 INVITE.
Contact: <sip:mod_sofia at 192.168.1.4:5060>.
User-Agent: FreeSWITCH-mod_sofia/1.0.head-git-d2c9fb5 2012-02-06 
14-12-22 -0600.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, 
REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE.
Supported: timer, precondition, path, replaces.
Allow-Events: talk, hold, presence, dialog, line-seize, call-info, sla, 
include-session-description, presence.winfo, message-summary, refer.
Session-Expires: 120;refresher=uac.
Min-SE: 120.
Content-Type: application/sdp.
Content-Disposition: session.
Content-Length: 233.
P-Key-Flags: keys="3".
X-FS-Support: update_display,send_info.
Remote-Party-ID: "User 220" 
<sip:220 at entwick1>;party=calling;screen=yes;privacy=off.
.
v=0.
o=FreeSWITCH 1328721426 1328721427 IN IP4 192.168.1.4.
s=FreeSWITCH.
c=IN IP4 192.168.1.4.
t=0 0.
m=audio 30112 RTP/AVP 8 0 98 3 18 101 13.
a=rtpmap:98 SPEEX/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=ptime:20.

#
U 192.168.1.4:5060 -> 192.168.1.11:5060
INVITE sip:240 at 192.168.1.11:5060 SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK780em2pBtemcj.
Max-Forwards: 69.
From: "User 220" <sip:220 at entwick1>;tag=XvX6ecXUHFQpD.
To: <sip:240 at 192.168.1.11:5060>.
Call-ID: ad566b4a-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 INVITE.
Contact: <sip:mod_sofia at 192.168.1.4:5060>.
User-Agent: FreeSWITCH-mod_sofia/1.0.head-git-d2c9fb5 2012-02-06 
14-12-22 -0600.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, 
REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE.
Supported: timer, precondition, path, replaces.
Allow-Events: talk, hold, presence, dialog, line-seize, call-info, sla, 
include-session-description, presence.winfo, message-summary, refer.
Session-Expires: 120;refresher=uac.
Min-SE: 120.
Content-Type: application/sdp.
Content-Disposition: session.
Content-Length: 233.
P-Key-Flags: keys="3".
X-FS-Support: update_display,send_info.
Remote-Party-ID: "User 220" 
<sip:220 at entwick1>;party=calling;screen=yes;privacy=off.
.
v=0.
o=FreeSWITCH 1328730428 1328730429 IN IP4 192.168.1.4.
s=FreeSWITCH.
c=IN IP4 192.168.1.4.
t=0 0.
m=audio 21110 RTP/AVP 8 0 98 3 18 101 13.
a=rtpmap:98 SPEEX/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=ptime:20.

#
U 192.168.1.11:5060 -> 192.168.1.4:5060
SIP/2.0 180 Ringing.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK4DN4eH402KHmF.
Call-ID: ad561287-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 INVITE.
From: "User 220" <sip:220 at entwick1>;tag=t1Hv9taHtmmya.
To: <sip:240 at 192.168.1.11:5060>;tag=iN29e6PanzlAC2JA.
Contact: <sip:240 at 192.168.1.11:5060>.
Content-Length: 0.
.

#
U 192.168.1.11:5060 -> 192.168.1.4:5060
SIP/2.0 486 Busy Here.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK5peXgcN4Zv76a.
Call-ID: ad56546a-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 INVITE.
From: "User 220" <sip:220 at entwick1>;tag=UaBNBpUmQXaHp.
To: <sip:240 at 192.168.1.11:5060>;tag=vrAASGKzlwRxb5pm.
Contact: <sip:240 at 192.168.1.11:5060>.
Content-Length: 0.
.

#
U 192.168.1.4:5060 -> 192.168.1.11:5060
ACK sip:240 at 192.168.1.11:5060 SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK5peXgcN4Zv76a.
Max-Forwards: 69.
From: "User 220" <sip:220 at entwick1>;tag=UaBNBpUmQXaHp.
To: <sip:240 at 192.168.1.11:5060>;tag=vrAASGKzlwRxb5pm.
Call-ID: ad56546a-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 ACK.
Content-Length: 0.
.

#
U 192.168.1.11:5060 -> 192.168.1.4:5060
SIP/2.0 486 Busy Here.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK6Z7Nj757v5XSp.
Call-ID: ad5660f4-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 INVITE.
From: "User 220" <sip:220 at entwick1>;tag=vK4DDHcrm603H.
To: <sip:240 at 192.168.1.11:5060>;tag=2Urps2fOoZQSDiid.
Contact: <sip:240 at 192.168.1.11:5060>.
Content-Length: 0.
.

#
U 192.168.1.4:5060 -> 192.168.1.11:5060
ACK sip:240 at 192.168.1.11:5060 SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK6Z7Nj757v5XSp.
Max-Forwards: 69.
From: "User 220" <sip:220 at entwick1>;tag=vK4DDHcrm603H.
To: <sip:240 at 192.168.1.11:5060>;tag=2Urps2fOoZQSDiid.
Call-ID: ad5660f4-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 ACK.
Content-Length: 0.
.

#
U 192.168.1.4:5060 -> 192.168.1.11:5060
INVITE sip:240 at 192.168.1.11:5060 SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK780em2pBtemcj.
Max-Forwards: 69.
From: "User 220" <sip:220 at entwick1>;tag=XvX6ecXUHFQpD.
To: <sip:240 at 192.168.1.11:5060>.
Call-ID: ad566b4a-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 INVITE.
Contact: <sip:mod_sofia at 192.168.1.4:5060>.
User-Agent: FreeSWITCH-mod_sofia/1.0.head-git-d2c9fb5 2012-02-06 
14-12-22 -0600.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, 
REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE.
Supported: timer, precondition, path, replaces.
Allow-Events: talk, hold, presence, dialog, line-seize, call-info, sla, 
include-session-description, presence.winfo, message-summary, refer.
Session-Expires: 120;refresher=uac.
Min-SE: 120.
Content-Type: application/sdp.
Content-Disposition: session.
Content-Length: 233.
P-Key-Flags: keys="3".
X-FS-Support: update_display,send_info.
Remote-Party-ID: "User 220" 
<sip:220 at entwick1>;party=calling;screen=yes;privacy=off.
.
v=0.
o=FreeSWITCH 1328730428 1328730429 IN IP4 192.168.1.4.
s=FreeSWITCH.
c=IN IP4 192.168.1.4.
t=0 0.
m=audio 21110 RTP/AVP 8 0 98 3 18 101 13.
a=rtpmap:98 SPEEX/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=ptime:20.

#
U 192.168.1.11:5060 -> 192.168.1.4:5060
SIP/2.0 486 Busy Here.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK780em2pBtemcj.
Call-ID: ad566b4a-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 INVITE.
From: "User 220" <sip:220 at entwick1>;tag=XvX6ecXUHFQpD.
To: <sip:240 at 192.168.1.11:5060>;tag=qh5PsDcfdulD0LlQ.
Contact: <sip:240 at 192.168.1.11:5060>.
Content-Length: 0.
.

#
U 192.168.1.4:5060 -> 192.168.1.11:5060
ACK sip:240 at 192.168.1.11:5060 SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK780em2pBtemcj.
Max-Forwards: 69.
From: "User 220" <sip:220 at entwick1>;tag=XvX6ecXUHFQpD.
To: <sip:240 at 192.168.1.11:5060>;tag=qh5PsDcfdulD0LlQ.
Call-ID: ad566b4a-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 ACK.
Content-Length: 0.
.

#
U 192.168.1.11:5060 -> 192.168.1.4:5060
SIP/2.0 486 Busy Here.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK5peXgcN4Zv76a.
Call-ID: ad56546a-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 INVITE.
From: "User 220" <sip:220 at entwick1>;tag=UaBNBpUmQXaHp.
To: <sip:240 at 192.168.1.11:5060>;tag=vrAASGKzlwRxb5pm.
Contact: <sip:240 at 192.168.1.11:5060>.
Content-Length: 0.
.

#
U 192.168.1.4:5060 -> 192.168.1.11:5060
ACK sip:240 at 192.168.1.11:5060 SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK5peXgcN4Zv76a.
Max-Forwards: 69.
From: "User 220" <sip:220 at entwick1>;tag=UaBNBpUmQXaHp.
To: <sip:240 at 192.168.1.11:5060>;tag=vrAASGKzlwRxb5pm.
Call-ID: ad56546a-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 ACK.
Content-Length: 0.
.

#
U 192.168.1.11:5060 -> 192.168.1.4:5060
SIP/2.0 486 Busy Here.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK5peXgcN4Zv76a.
Call-ID: ad56546a-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 INVITE.
From: "User 220" <sip:220 at entwick1>;tag=UaBNBpUmQXaHp.
To: <sip:240 at 192.168.1.11:5060>;tag=vrAASGKzlwRxb5pm.
Contact: <sip:240 at 192.168.1.11:5060>.
Content-Length: 0.
.

#
U 192.168.1.4:5060 -> 192.168.1.11:5060
ACK sip:240 at 192.168.1.11:5060 SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK5peXgcN4Zv76a.
Max-Forwards: 69.
From: "User 220" <sip:220 at entwick1>;tag=UaBNBpUmQXaHp.
To: <sip:240 at 192.168.1.11:5060>;tag=vrAASGKzlwRxb5pm.
Call-ID: ad56546a-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 ACK.
Content-Length: 0.
.

#
U 192.168.1.4:5060 -> 192.168.1.11:5060
OPTIONS sip:240 at 192.168.1.11:5060 SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK8Ht7NX7eQQaZD.
Max-Forwards: 70.
From: <sip:mod_sofia at 192.168.1.4:5060>;tag=y5pZg7DZerD9r.
To: <sip:240 at entwick1>.
Call-ID: b0fa8901-cd61-122f-8d91-001966eeb846.
CSeq: 24029141 OPTIONS.
Contact: <sip:mod_sofia at 192.168.1.4:5060>.
User-Agent: FreeSWITCH-mod_sofia/1.0.head-git-d2c9fb5 2012-02-06 
14-12-22 -0600.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, 
REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE.
Supported: timer, precondition, path, replaces.
Allow-Events: talk, hold, presence, dialog, line-seize, call-info, sla, 
include-session-description, presence.winfo, message-summary, refer.
Content-Length: 0.
.

#
U 192.168.1.4:5060 -> 192.168.1.12:2048
OPTIONS sip:220 at 192.168.1.12:2048;line=9yhon28z SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK9tK0Qrrjm00HS.
Max-Forwards: 70.
From: <sip:mod_sofia at 192.168.1.4:5060>;tag=Zegrj2y2B13Um.
To: <sip:220 at entwick1>.
Call-ID: b0fa9032-cd61-122f-8d91-001966eeb846.
CSeq: 24029142 OPTIONS.
Contact: <sip:mod_sofia at 192.168.1.4:5060>.
User-Agent: FreeSWITCH-mod_sofia/1.0.head-git-d2c9fb5 2012-02-06 
14-12-22 -0600.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, 
REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE.
Supported: timer, precondition, path, replaces.
Allow-Events: talk, hold, presence, dialog, line-seize, call-info, sla, 
include-session-description, presence.winfo, message-summary, refer.
Content-Length: 0.
.

#
U 192.168.1.12:2048 -> 192.168.1.4:5060
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 192.168.1.4;rport=5060;branch=z9hG4bK9tK0Qrrjm00HS.
From: <sip:mod_sofia at 192.168.1.4:5060>;tag=Zegrj2y2B13Um.
To: <sip:220 at entwick1>.
Call-ID: b0fa9032-cd61-122f-8d91-001966eeb846.
CSeq: 24029142 OPTIONS.
Contact: <sip:220 at 192.168.1.12:2048;line=9yhon28z>;reg-id=1.
User-Agent: snom300/7.3.30.
Accept-Language: en.
Accept: application/sdp.
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, 
PRACK, MESSAGE, INFO.
Allow-Events: talk, hold, refer, call-info.
Supported: timer, 100rel, replaces, from-change.
Content-Length: 0.
.

#
U 192.168.1.11:5060 -> 192.168.1.4:5060
SIP/2.0 486 Busy Here.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK8Ht7NX7eQQaZD.
Call-ID: b0fa8901-cd61-122f-8d91-001966eeb846.
CSeq: 24029141 OPTIONS.
From: <sip:mod_sofia at 192.168.1.4:5060>;tag=y5pZg7DZerD9r.
To: <sip:240 at entwick1>;tag=4rjgSs2dsNvcVyjW.
Contact: <sip:240 at 192.168.1.11:5060>.
Allow: INVITE, ACK, OPTIONS, BYE, CANCEL, REGISTER, REFER, NOTIFY, INFO, 
PRACK, UPDATE.
Accept: application/sdp.
Accept-Encoding: identity.
Accept-Language: en.
Supported: 100rel, replaces.
Content-Type: application/sdp.
Content-Length: 267.
.
v=0.
o=240 32101693 45791413 IN IP4 192.168.1.11.
s=SIP CALL.
c=IN IP4 192.168.1.11.
t=0 0.
m=audio 6000 RTP/AVP 8 0 3 18 101.
a=rtpmap:8 PCMA/8000.
a=rtpmap:0 PCMU/8000.
a=rtpmap:3 GSM/8000.
a=rtpmap:18 G729/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-15.

#
U 192.168.1.12:2048 -> 192.168.1.4:5060
CANCEL sip:240 at entwick1;user=phone SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.12:2048;branch=z9hG4bK-eyrl6ghugshz;rport.
From: "User 220" <sip:220 at entwick1>;tag=vx1czcrfys.
To: <sip:240 at entwick1;user=phone>.
Call-ID: 3c28bad818ad-q0ms60zsfpst.
CSeq: 2 CANCEL.
Max-Forwards: 70.
Reason: SIP;cause=487;text="Request terminated by user".
Content-Length: 0.
.

#
U 192.168.1.4:5060 -> 192.168.1.12:2048
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 192.168.1.12:2048;branch=z9hG4bK-eyrl6ghugshz;rport=2048.
From: "User 220" <sip:220 at entwick1>;tag=vx1czcrfys.
To: <sip:240 at entwick1;user=phone>;tag=Srr37ZSDXByBF.
Call-ID: 3c28bad818ad-q0ms60zsfpst.
CSeq: 2 CANCEL.
Content-Length: 0.
.

#
U 192.168.1.4:5060 -> 192.168.1.12:2048
SIP/2.0 487 Request Terminated.
Via: SIP/2.0/UDP 192.168.1.12:2048;branch=z9hG4bK-eyrl6ghugshz;rport=2048.
From: "User 220" <sip:220 at entwick1>;tag=vx1czcrfys.
To: <sip:240 at entwick1;user=phone>;tag=Srr37ZSDXByBF.
Call-ID: 3c28bad818ad-q0ms60zsfpst.
CSeq: 2 INVITE.
User-Agent: FreeSWITCH-mod_sofia/1.0.head-git-d2c9fb5 2012-02-06 
14-12-22 -0600.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, 
REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE.
Supported: timer, precondition, path, replaces.
Allow-Events: talk, hold, presence, dialog, line-seize, call-info, sla, 
include-session-description, presence.winfo, message-summary, refer.
Content-Length: 0.
.

#
U 192.168.1.4:5060 -> 192.168.1.11:5060
CANCEL sip:240 at 192.168.1.11:5060 SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK4DN4eH402KHmF.
Max-Forwards: 69.
From: "User 220" <sip:220 at entwick1>;tag=t1Hv9taHtmmya.
To: <sip:240 at 192.168.1.11:5060>.
Call-ID: ad561287-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 CANCEL.
Reason: FreeSWITCH;cause=487;text="ORIGINATOR_CANCEL".
Content-Length: 0.
.

#
U 192.168.1.11:5060 -> 192.168.1.4:5060
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK4DN4eH402KHmF.
Call-ID: ad561287-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 CANCEL.
From: "User 220" <sip:220 at entwick1>;tag=t1Hv9taHtmmya.
To: <sip:240 at 192.168.1.11:5060>;tag=iN29e6PanzlAC2JA.
Contact: <sip:240 at 192.168.1.11:5060>.
Content-Length: 0.
.

#
U 192.168.1.11:5060 -> 192.168.1.4:5060
SIP/2.0 487 Request Terminated.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK4DN4eH402KHmF.
Call-ID: ad561287-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 INVITE.
From: "User 220" <sip:220 at entwick1>;tag=t1Hv9taHtmmya.
To: <sip:240 at 192.168.1.11:5060>;tag=iN29e6PanzlAC2JA.
Contact: <sip:240 at 192.168.1.11:5060>.
Content-Length: 0.
.

#
U 192.168.1.4:5060 -> 192.168.1.11:5060
ACK sip:240 at 192.168.1.11:5060 SIP/2.0.
Via: SIP/2.0/UDP 192.168.1.4;rport;branch=z9hG4bK4DN4eH402KHmF.
Max-Forwards: 69.
From: "User 220" <sip:220 at entwick1>;tag=t1Hv9taHtmmya.
To: <sip:240 at 192.168.1.11:5060>;tag=iN29e6PanzlAC2JA.
Call-ID: ad561287-cd61-122f-8d91-001966eeb846.
CSeq: 24039705 ACK.
Content-Length: 0.
.

#

Am 08.02.2012 18:36, schrieb Michael Collins:
>
>     It was found that freeswitch performs multiple INVITES. But why?
>
>
> One reason why multiple invites are sent out is if FreeSWITCH doesn't 
> receive anything back. This could mean the far end is down for some 
> reason or that there is a network issue between FS and the other 
> endpoint. NAT is a common issue in this sort of configuration. I 
> recommend that you look at SIP traces on each end of the SIP dialog.
>
> -MC
>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> 
> 
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://wiki.freeswitch.org
> http://www.cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> http://www.freeswitch.org

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