[Serusers] simply moving rewritehostport location we get 481 on disconnect

Glenn Dalgliesh ser at techhat.com
Fri Dec 5 20:56:17 CET 2003


Below are 2 example sections of ser.cfg and the only difference it moving
the rewritehostport from route[0] default to route[1]. This seems to cause
issues with the BYE messages. When I have it in route[1] the call doesn't
hang-up correctly and I see the 481 when looking at ngrep. From what I can
make out from the docs both should be valid methods of sending call to the
PSTN.  Please help me understand the fault in my logic. The reason I am
trying to track this issue down it that in my more complex configs with all
of the possibilities it would be nice to be able to include certain function
in route sub routines.

Thanks

See Capture1 below for ngrep port 5060 capture of config in example 1
See Capture2 below for ngrep port 5060 capture of config in example 2


Example 1:
        if (uri==myself) {

                if (method=="REGISTER") {

# Uncomment this if you want to use digest authentication
#                       if (!www_authorize("iptel.org", "subscriber")) {
#                               www_challenge("iptel.org", "0");
#                               break;
#                       };

                        save("location");
                        break;
                };

                lookup("aliases");

                if (uri=~"^sip:[0-9]{10}@") {
                        rewritehostport("209.163.109.7:7021");
                        route(1);
                        break;
                };

                if (!uri==myself) {
                        append_hf("P-hint: outbound alias\r\n");
                        route(1);
                        break;
                };

                # native SIP destinations are handled using our USRLOC DB
                if (!lookup("location")) {
                        sl_send_reply("404", "Not Found");
                        break;
                };
        };
        append_hf("P-hint: usrloc applied\r\n");
        route(1);
}

route[1]
{
        # send it out now; use stateful forwarding as it works reliably
        # even for UDP2TCP
         if (!t_relay()) {
                sl_reply_error();
        };
}

Example 2:
        if (uri==myself) {

                if (method=="REGISTER") {

# Uncomment this if you want to use digest authentication
#                       if (!www_authorize("iptel.org", "subscriber")) {
#                               www_challenge("iptel.org", "0");
#                               break;
#                       };

                        save("location");
                        break;
                };

                lookup("aliases");

                if (uri=~"^sip:[0-9]{10}@") {
                        route(1);
                        break;
                };

                if (!uri==myself) {
                        append_hf("P-hint: outbound alias\r\n");
                        route(1);
                        break;
                };

                # native SIP destinations are handled using our USRLOC DB
                if (!lookup("location")) {
                        sl_send_reply("404", "Not Found");
                        break;
                };
        };
        append_hf("P-hint: usrloc applied\r\n");
        route(1);
}

route[1]
{
        # send it out now; use stateful forwarding as it works reliably
        # even for UDP2TCP
        rewritehostport("209.163.109.7:7021");
        if (!t_relay()) {
                sl_reply_error();
        };
}

Capture 1:


#

U 162.33.165.203:5060 -> 162.33.165.197:5060

  INVITE sip:4102959745 at sipdemo.routerboy.com SIP/2.0..
Via: SIP/2.0/UDP 162.33.165.203..
From: "ToadNet Testbed 5"
<sip:7003 at sipdemo.routerboy.com>;tag=b45ee895-d03c-de8e-caa4-a149eb26e6e8..
To: <sip:4102959745 at sipdemo.routerboy.com>..
Contact: <sip:7003 at 162.33.165.203>..
Call-ID: 10e079f5-5d15-7807-f095-7021e89597c2 at 162.33.165.203..
CSeq: 15616 INVITE..
User-Agent: Grandstream SIP UA 1.0.3.81..
Max-Forwards: 70..
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, OPTIONS, INFO, SUBSCRIBE..
Content-Type: application/sdp..
Content-Length: 234..
..
v=0..
o=7003 0 0 IN IP4 162.33.165.203..
s=-..
c=IN IP4 162.33.165.203..
t=0 0..
m=audio 5004 RTP/AVP 0

  8 4 18 15..
a=ptime:20..
a=rtpmap:0 PCMU/8000..
a=rtpmap:8 PCMA/8000..
a=rtpmap:4 G723/8000..
a=rtpmap:18 G729/8000..
a=rtpmap:15 G728/8000..


#

U 162.33.165.197:5060 -> 162.33.165.203:5060

  SIP/2.0 100 trying -- your call is important to us..
Via: SIP/2.0/UDP 162.33.165.203..
From: "ToadNet Testbed 5"
<sip:7003 at sipdemo.routerboy.com>;tag=b45ee895-d03c-de8e-caa4-a149eb26e6e8..
To: <sip:4102959745 at sipdemo.routerboy.com>..
Call-ID: 10e079f5-5d15-7807-f095-7021e89597c2 at 162.33.165.203..
CSeq: 15616 INVITE..
Server: Sip EXpress router (0.8.12-dev-23-merged (i386/linux))..
Content-Length: 0..
Warning: 392 162.33.165.197:5060 "Noisy feedback tells:  pid=8102
req_src_ip=162.33.165.203 req_src_port=5060 in_

  uri=sip:4102959745 at sipdemo.routerboy.com
out_uri=sip:4102959745 at 209.163.109.7:7021 via_cnt==1"..
..


#

U 162.33.165.197:5060 -> 209.163.109.7:7021

  INVITE sip:4102959745 at 209.163.109.7:7021 SIP/2.0..
Record-Route:
<sip:4102959745 at 162.33.165.197;ftag=b45ee895-d03c-de8e-caa4-a149eb26e6e8;lr=
on>..
Via: SIP/2.0/UDP 162.33.165.197;branch=z9hG4bK36e6.3c2402d6.0..
Via: SIP/2.0/UDP 162.33.165.203..
From: "ToadNet Testbed 5"
<sip:7003 at sipdemo.routerboy.com>;tag=b45ee895-d03c-de8e-caa4-a149eb26e6e8..
To: <sip:4102959745 at sipdemo.routerboy.com>..
Contact: <sip:7003 at 162.33.165.203>..
Call-ID: 10e079f5-5d15-7807-f095-7021e89597c2 at 162.33.165.203..
CSeq: 15616 INVITE..
User-Agent: Grandstream SIP UA 1.0.3.81..
Max-Forwards: 69..
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, OPTIONS, INFO, SUBSCRIBE ..
Content-Type: application/sdp..
Content-Length: 234..
..
v=0..
o=7003 0 0 IN IP4 162.33.165.203..
s=-..
c=IN IP4 162.33.165.203..
t=0 0..
m=audio 5004 RTP/AVP 0 8 4 18 15..
a=ptime:20..
a=rtpmap:0 PCMU/8000..
a=rtpmap:8 PCMA/8000..
a=rtpmap:4 G723/8000..
a=rtpmap:18 G729/8000..
a=rtpmap:15 G728/8000..


#

U 209.163.109.7:7021 -> 162.33.165.197:5060

  SIP/2.0 100 Trying..
Via: SIP/2.0/UDP 162.33.165.197:5060;branch=z9hG4bK36e6.3c2402d6.0..
Via: SIP/2.0/UDP 162.33.165.203:5060..
To: <sip:4102959745 at sipdemo.routerboy.com>..
From: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=b45ee895-d03c-de8e-caa4-a149eb26e6e8.
.
Call-ID: 10e079f5-5d15-7807-f095-7021e89597c2 at 162.33.165.203..
CSeq: 15616 INVITE..
Content-Length: 0..
..


#

U 209.163.109.7:7021 -> 162.33.165.197:5060

  SIP/2.0 183 Session Progress..
Via: SIP/2.0/UDP 162.33.165.197:5060;branch=z9hG4bK36e6.3c2402d6.0..
Via: SIP/2.0/UDP 162.33.165.203:5060..
To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDEA1874-1898..
From: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=b45ee895-d03c-de8e-caa4-a149eb26e6e8.
.
Date: Fri, 05 Dec 2003 18:01:23 GMT..
Call-ID: 10e079f5-5d15-7807-f095-7021e89597c2 at 162.33.165.203..
CSeq: 15616 INVITE..
Server: Cisco-SIPGateway/IOS-12.x..
Content-Disposition: session;handling=required..
Content-Type: application/sdp..
Content-Length: 219..
Allow-Events: telephone-event..
..
v=0..
o=CiscoSystemsSIP-GW-UserAgent 5092 3331 IN I

  P4 209.163.109.9..
s=SIP Call..
c=IN IP4 209.163.109.9..
t=0 0..
m=audio 17708 RTP/AVP 0 100..
a=rtpmap:0 PCMU/8000..
a=rtpmap:100 X-NSE/8000..
a=fmtp:100 192-194..
a=ptime:20..


#

U 162.33.165.197:5060 -> 162.33.165.203:5060

  SIP/2.0 183 Session Progress..
Via: SIP/2.0/UDP 162.33.165.203:5060..
To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDEA1874-1898..
From: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=b45ee895-d03c-de8e-caa4-a149eb26e6e8.
.
Date: Fri, 05 Dec 2003 18:01:23 GMT..
Call-ID: 10e079f5-5d15-7807-f095-7021e89597c2 at 162.33.165.203..
CSeq: 15616 INVITE..
Server: Cisco-SIPGateway/IOS-12.x..
Content-Disposition: session;handling=required..
Content-Type: application/sdp..
Content-Length: 219..
Allow-Events: telephone-event..
..
v=0..
o=CiscoSystemsSIP-GW-UserAgent 5092 3331 IN IP4 209.163.109.9..
s=SIP Call..
c=IN IP4 209.163.109.9..
t=0 0..
m=audio 17708 RTP/AVP 0 100..
a=rtpmap:0 PCMU/8000..
a=rtpmap:100 X-NSE/8000..
a=fmtp:100 192-194..
a=ptime:20..


#

U 209.163.109.7:7021 -> 162.33.165.197:5060

  SIP/2.0 200 OK..
Via: SIP/2.0/UDP 162.33.165.197:5060;branch=z9hG4bK36e6.3c2402d6.0..
Via: SIP/2.0/UDP 162.33.165.203:5060..
To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDEA1874-1898..
From: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=b45ee895-d03c-de8e-caa4-a149eb26e6e8.
.
Date: Fri, 05 Dec 2003 18:01:23 GMT..
Call-ID: 10e079f5-5d15-7807-f095-7021e89597c2 at 162.33.165.203..
CSeq: 15616 INVITE..
Server: Cisco-SIPGateway/IOS-12.x..
Record-Route:
<sip:238014102959745 at 209.163.109.7:5067;maddr=209.163.109.7>,<sip:4102959745
@209.163.109.7:7021;maddr=209.163.109.7>,<sip:4102959745 at 162.33.165.197;ftag
=b45ee895-d03c-de8e-caa4-a149eb26e6e8;lr=on>..
Contact: <sip:238014102959745 at 209.163.109.9:5060;user=phone>..
Content-Type: application/sdp..
Content-Length: 219..
Allow-Events: telephone-event..
..
v=0..
o=CiscoSystemsSIP-GW-UserAgent 5092 3331 IN IP4 209.163.109.9..
s=SIP Call..
c=IN IP4 209.163.109.9..
t=0 0..
m=audio 17708 RTP/AVP 0 100..
a=rtpmap:0 PCMU/8000..
a=rtpmap:100 X-NSE/8000..
a=fmtp:100 192-194..
a=ptime:20..



#

U 162.33.165.197:5060 -> 162.33.165.203:5060

  SIP/2.0 200 OK..
Via: SIP/2.0/UDP 162.33.165.203:5060..
To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDEA1874-1898..
From: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=b45ee895-d03c-de8e-caa4-a149eb26e6e8.
.
Date: Fri, 05 Dec 2003 18:01:23 GMT..
C  all-ID: 10e079f5-5d15-7807-f095-7021e89597c2 at 162.33.165.203..
CSeq: 15616 INVITE..
Server: Cisco-SIPGateway/IOS-12.x..
Record-Route:
<sip:238014102959745 at 209.163.109.7:5067;maddr=209.163.109.7>,<sip:4102959745
@209.163.109.7:7021;maddr=209.163.109.7>,<sip:4102959745 at 162.33.165.197;ftag
=b45ee895-d03c-de8e-caa4-a149eb26e6e8;lr=on>..
Contact: <sip:238014102959745 at 209.163.109.9:5060;user=phone>..
Content-Type: application/sdp..
Content-Length: 219..
Allow-Events: telephone-event..
..
v=0..
o=CiscoSystemsSIP-GW-UserAgent 5092 3331 IN IP4 209.163.109.9..
s=SIP Call..
c=IN IP4 209.163.109.9..
t=0 0..
m=audio 17708 RTP/AVP 0 100..
a=rtpmap:0 PCMU/8000 ..
a=rtpmap:100 X-NSE/8000..
a=fmtp:100 192-194..
a=ptime:20..


#

U 162.33.165.203:5060 -> 162.33.165.197:5060

  ACK sip:238014102959745 at 209.163.109.9:5060 SIP/2.0..
Via: SIP/2.0/UDP 162.33.165.203..
Route:
<sip:4102959745 at 162.33.165.197;ftag=b45ee895-d03c-de8e-caa4-a149eb26e6e8;lr=
on>..
Route: <sip:4102959745 at 209.163.109.7:7021;maddr=209.163.109.7>..
Route: <sip:238014102959745 at 209.163.109.7:5067;maddr=209.163.109.7>..
From: "ToadNet Testbed 5"
<sip:7003 at sipdemo.routerboy.com>;tag=b45ee895-d03c-de8e-caa4-a149eb26e6e8..
To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDEA1874-1898..
Contact: <sip:7003 at 162.33.165.203>..
Call-ID: 10e079f5-5d15-7807-f095-7021e89597c2 at 162.33.165.203..
CSeq: 15616 ACK..
User-Agent: Grandstream SIP UA 1.0.3.81..
Max-Forwards: 70..
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, OPTIONS, INFO, SUBSCRIBE..
Content-Length: 0..
..


#

U 162.33.165.197:5060 -> 209.163.109.7:7021

  ACK sip:4102959745 at 209.163.109.7:7021;maddr=209.163.109.7 SIP/2.0..
Record-Route:
<sip:238014102959745 at 162.33.165.197;ftag=b45ee895-d03c-de8e-caa4-a149eb26e6e
8;lr=on>..
Via: SIP/2.0/UDP 162.33.165.197;branch=0..
Via: SIP/2.0/UDP 162.33.165.203..
Route: <sip:238014102959745 at 209.163.109.7:5067;maddr=209.163.109.7>..
From: "ToadNet Testbed 5"
<sip:7003 at sipdemo.routerboy.com>;tag=b45ee895-d03c-de8e-caa4-a149eb26e6e8..
To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDEA1874-1898..
Contact: <sip:7003 at 162.33.165.203> ..
Call-ID: 10e079f5-5d15-7807-f095-7021e89597c2 at 162.33.165.203..
CSeq: 15616 ACK..
User-Agent: Grandstream SIP UA 1.0.3.81..
Max-Forwards: 69..
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, OPTIONS, INFO, SUBSCRIBE..
Content-Length: 0..
Route: <sip:238014102959745 at 209.163.109.9:5060>..
P-hint: rr-enforced..
..


#

U 209.163.109.7:7021 -> 162.33.165.197:5060

  BYE sip:4102959745 at 162.33.165.197:5060 SIP/2.0..
Via: SIP/2.0/UDP
209.163.109.7:7021;branch=z9hG4bK774aea783c1494ea3869b17500fb9d20.4..
Via: SIP/2.0/UDP
209.163.109.7:5067;branch=z9hG4bK860578b098c2e73149eab3e067750477.2..
Via: SIP/2.0/UDP 209.163.109.9:5060..
To: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=b45ee895-d03c-de8e-caa4-a149eb26e6e8.
.
From: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDEA1874-1898..
Date: Fri, 05 Dec 2003 18:01:31 GMT..
Call-ID: 10e079f5-5d15-7807-f095-7021e89597c2 at 162.33.165.203..
CSeq: 101 BYE..
Max-Forwards: 5..
Route: <sip:7003 at 162.33.165.203:5060>..
Timestamp: 1070647369..
User-Agent: Cisco-SIPGateway/IOS-12.x..
Content-Length: 0..
..


#

U 162.33.165.197:5060 -> 162.33.165.203:5060

  BYE sip:7003 at 162.33.165.203:5060 SIP/2.0..
Record-Route: <sip:4102959745 at 162.33.165.197;ftag=DDEA1874-1898;lr=on>..
Via: SIP/2.0/ UDP 162.33.165.197;branch=z9hG4bK2906.7cd4e111.0..
Via: SIP/2.0/UDP
209.163.109.7:7021;branch=z9hG4bK774aea783c1494ea3869b17500f

  b9d20.4..
Via: SIP/2.0/UDP
209.163.109.7:5067;branch=z9hG4bK860578b098c2e73149eab3e067750477.2..
Via: SIP/2.0/UDP 209.163.109.9:5060..
To: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=b45ee895-d03c-de8e-caa4-a149eb26e6e8.
.
From: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDEA1874-1898..
Date: Fri, 05 Dec 2003 18:01:31 GMT..
Call-ID: 10e079f5-5d15-7807-f095-7021e89597c2 at 162.33.165.203..
CSeq: 101 BYE..
Max-Forwards: 4..
Timestamp: 1070647369..
User-Agent: Cisco-SIPGateway/IOS-12.x..
Content-Length: 0..
P-hint: rr-enforced..
..


#

U 162.33.165.203:5060 -> 162.33.165.197:5060

  SIP/2.0 200 OK..
Via: SIP/2.0/UDP 162.33.165.197;branch=z9hG4bK2906.7cd4e111.0..
Via: SIP/2.0/UDP
209.163.109.7:7021;branch=z9hG4bK774aea783c1494ea3869b17500fb9d20.4..
Via: SIP/2.0/UDP
209.163.109.7:5067;branch=z9hG4bK860578b098c2e73149eab3e067750477.2..
Via: SIP/2.0/UDP 209.163.109.9:5060..
Record-Route: <sip:4102959745 at 162.33.165.197;ftag=DDEA1874-1898;lr=on>..
From: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDEA1874-1898..
To: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=b45ee895-d03c-de8e-caa4-a149eb26e6e8.
.
Call-ID: 10e079f5-5d15-7807-f095-7021e89597c2 at 162.33.165.203..
CSeq: 101 BYE..
User-Agent: Grandstream SIP UA 1.0.3.81..
Contact: <sip:7003 at 162.33.165.203>..
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, OPTIONS, INFO, SUBSCRIBE..
Content-Length: 0..
..


#

U 162.33.165.197:5060 -> 209.163.109.7:7021

  SIP/2.0 200 OK..
Via: SIP/2.0/UDP
209.163.109.7:7021;branch=z9hG4bK774aea783c1494ea3869b17500fb9d20.4..
Via: SIP/2.0/UDP
209.163.109.7:5067;branch=z9hG4bK860578b098c2e73149eab3e067750477.2..
Via: SIP/2.0/UDP 209.163.109.9:5060..
Record-Route: <sip:4102959745 at 162.33.165.197;ftag=DDEA1874-1898;lr=on>..
From: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDEA1874-1898..
To: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=b45ee895-d03c-de8e-caa4-a149eb26e6e8.
.
Call-ID: 10e079f5-5d15-7807-f095-7021e89597c2 at 162.33.165.203..
CSeq: 101 BYE..
User-Agent: Grandstream SIP UA 1.0.3.81..
Contact: <sip:7003 at 162.33.165.203>..
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, OPTIONS, INFO, SUBSCRIBE..
Content-Length: 0..
..


#

U 162.33.165.196:29479 -> 162.33.165.197:5060

  ..




Capture 2:

[root at serv1 ser]# ngrep port 5060

interface: eth0 (162.33.165.192/255.255.255.240)

filter: ip and ( port 5060 )

#

U 162.33.165.203:5060 -> 162.33.165.197:5060

  INVITE sip:4102959745 at sipdemo.routerboy.com SIP/2.0..

Via: SIP/2.0/UDP 162.33.165.203..

From: "ToadNet Testbed 5"
<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843..

To: <sip:4102959745 at sipdemo.routerboy.com>..

Contact: <sip:7003 at 162.33.165.203>..

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 63249 INVITE..

User-Agent: Grandstream SIP UA 1.0.3.81..

Max-Forwards: 70..

Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, OPTIONS, INFO, SUBSCRIBE..

Content-Type: application/sdp..

Content-Length: 234..

..

v=0..

o=7003 0 0 IN IP4 162.33.165.203..

s=-..

c=IN IP4 162.33.165.203..

t=0 0..

m=audio 5004 RTP/AVP 08 4 18 15..

a=ptime:20..

a=rtpmap:0 PCMU/8000..

a=rtpmap:8 PCMA/8000..

a=rtpmap:4 G723/8000..

a=rtpmap:18 G729/8000..

a=rtpmap:15 G72

  8/8000..



#

U 162.33.165.197:5060 -> 162.33.165.203:5060

  SIP/2.0 100 trying -- your call is important to us..

Via: SIP/2.0/UDP 162.33.165.203..

From: "ToadNet Testbed 5"
<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843..

To: <sip:4102959745 at sipdemo.routerboy.com>..

Call-ID: 5aa02b3f-1d95-0

  f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 63249 INVITE..

Server: Sip EXpress router (0.8.12-dev-23-merged (i386/linux))..

Content-Length: 0..

Warning: 392 162.33.165.197:5060 "Noisy feedback tells:  pid=8060
req_src_ip=162.33.165.203 req_src_port=5060 in_

  uri=sip:4102959745 at sipdemo.routerboy.com
out_uri=sip:4102959745 at 209.163.109.7:7021 via_cnt==1"..

..



#

U 162.33.165.197:5060 -> 209.163.109.7:7021

  INVITE sip:4102959745 at 209.163.109.7:7021 SIP/2.0..

Record-Route:
<sip:4102959745 at 162.33.165.197;ftag=2b00806c-495b-b6c0-cceb-682930719843;lr=
on>..

Via: SIP/2.0/UDP 162.33.165.197;branch=z9hG4bK4cc4.32dfa471.0..

Via: SIP/2.0/UDP 162.33.165.203..

From: "ToadNet Testbed 5"
<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843..

To: <sip:4102959745 at sipdemo.routerboy.com>..

Contact: <sip:7003 at 162.33.165.203>..

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 63249 INVITE..

User-Agent: Grandstream SIP UA 1.0.3.81..

Max-Forwards: 69..

Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, OPTIONS, INFO, SUBSCRIBE..

Content-Type: application/sdp..

Content-Length: 234..

..

v=0..

o=7003 0 0 IN IP4 162.33.165.203..

s=-..

c=IN IP4 162.33.165.203..

t=0 0..

m=audio 5004 RTP/AVP 0 8 4 18 15..

a=ptime:20..

a=rtpmap:0 PCMU/8000..

a=rtpmap:8 PCMA/8000..

a=rtpmap:4 G723/8000..

a=rtpmap:1

  8 G729/8000..

a=rtpmap:15 G728/8000..



#

U 209.163.109.7:7021 -> 162.33.165.197:5060

  SIP/2.0 100 Trying..

Via: SIP/2.0/UDP 162.33.165.197:5060;branch=z9hG4bK4cc4.32dfa471.0..

Via: SIP/2.0/UDP 162.33.165.203:5060..

To: <sip:4102959745 at sipdemo.routerboy.com>..

From: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843.
.

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 63249 INVITE..

Content-Length: 0..

..



#

U 209.163.109.7:7021 -> 162.33.165.197:5060

  SIP/2.0 183 Session Progress..

Via: SIP/2.0/UDP 162.33.165.197:5060;branch=z9hG4bK4cc4.32dfa471.0..

Via: SIP/2.0/UDP 162.33.165.203:5060..

To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDDC4048-2260..

From: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843.
.

Date: Fri, 05 Dec 2003 17:46:15 GMT..

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 63249 INVITE..

Server: Cisco-SIPGateway/IOS-12.x..

Content-Disposition: session;handling=required..

Content-Type: application/sdp..

Content-Length: 219..

Allow-Events: telephone-event..

..

v=0..

o=CiscoSystemsSIP-GW-UserAgent 1002 2938 IN IP4 209.163.109.9..

s=SIP Call..

c=IN IP4 209.163.109.9..

t=0 0..

m=audio 17976 RTP/AVP 0 100..

a=rtpmap:0 PCMU/8000..

a=rtpmap:100 X-NSE/8000..

a=fmtp:100 192-194..

a=ptime:20..



#

U 162.33.165.197:5060 -> 162.33.165.203:5060

  SIP/2.0 183 Session Progress..

Via: SIP/2.0/UDP 162.33.165.203:5060..

To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDDC4048-2260..

From: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843.
.

Date: Fri, 05 Dec 2003 17:46:15 GMT..

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 63249 INVITE..

Server: Cisco-SIPGateway/IOS-12.x..

Content-Disposition: session;handling=required..

Content-Type: application/sdp..

Content-Length: 219..

Allow-Events: telephone-event..

..

v=0..

o=CiscoSystemsSIP-GW-UserAgent 1002 2938 IN IP4 209.163.109.9..

s=SIP Call..

c=IN IP4 209.163.109.9..

t=0 0..

m=audio 17976 RTP/AVP 0 100..

a=rtpmap:0 PCMU/8000..

a=rtpmap:100 X-NSE/8000..

a=fmtp:100 192-194..

a=ptime:20..



#

U 209.163.109.7:7021 -> 162.33.165.197:5060

  SIP/2.0 200 OK..

Via: SIP/2.0/UDP 162.33.165.197:5060;branch=z9hG4bK4cc4.32dfa471.0..

Via: SIP/2.0/UDP 162.33.165.203:5060..

To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDDC4048-2260..

From: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843.
.

Date: Fri, 05 Dec 2003 17:46:15 GMT..

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 63249 INVITE..

Server: Cisco-SIPGateway/IOS-12.x..

Record-Route: <sip:238014102959745 at 209.163.109.7:5067;maddr=209.163.10
9.7>,<sip:4102959745 at 209.163.109.7:7021;maddr=209.163.109.7>,<sip:4102959745
@162.33.165.197;ftag=2b00806c-495b-b6c0-cceb-682930

  719843;lr=on>..

Contact: <sip:238014102959745 at 209.163.109.9:5060;user=phone>..

Content-Type: application/sdp..

Content-Length: 219..

Allow-Events: telephone-event..

..

v=0..

o=CiscoSystemsSIP-GW-UserAgent 1002 2938 IN IP4 209.163.109.9..

s=SIP Call..

c=IN IP4 209.163.109.9..

t=0 0..

m=audio 17976 RTP/AVP 0 100..

a=rtpmap:0 PCMU/8000..

a=rtpmap:100 X-NSE/8000..

a=fmtp:100 192-194..

a=ptime:20..



#

U 162.33.165.197:5060 -> 162.33.165.203:5060

  SIP/2.0 200 OK..

Via: SIP/2.0/UDP 162.33.165.203:5060..

To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDDC4048-2260..

From: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843.
.

Date: Fri, 05 Dec 2003 17:46:15 GMT..

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 63249 INVITE..

Server: Cisco-SIPGateway/IOS-12.x..

Record-Route:
<sip:238014102959745 at 209.163.109.7:5067;maddr=209.163.109.7>,<sip:4102959745
@209.163.109.7:7021;maddr=209.163.109.7>,<sip:41

  02959745 at 162.33.165.197;ftag=2b00806c-495b-b6c0-cceb-682930719843;lr=on>..

Contact: <sip:238014102959745 at 209.163.109.9:5060;user=phone>..

Content-Type: application/sdp..

Content-Length: 219..

Allow-Events: telephone-event..

..

v=0..

o=CiscoSystemsSIP-GW-UserAgent 1002 2938 IN IP4 209.163.109.9..

s=SIP Call..

c=IN IP4 209.163.109.9..

t=0 0..

m=audio 17976 RTP/AVP 0 100..

a=rtpmap:0 PCMU/8000..

a=rtpmap:100 X-NSE/8000..

a=fmtp:100 192-194..

a=ptime:20..



#

U 162.33.165.203:5060 -> 162.33.165.197:5060

  ACK sip:238014102959745 at 209.163.109.9:5060 SIP/2.0..

Via: SIP/2.0/UDP 162.33.165.203..

Route:
<sip:4102959745 at 162.33.165.197;ftag=2b00806c-495b-b6c0-cceb-682930719843;lr=
on>..

Route: <sip:4102959745 at 209.163.109.7:7021;maddr=209.163.109.7>..

Route: <sip:238014102959745 at 209.163.109.7:5067;maddr=209.163.109.7>..

From: "ToadNet Testbed 5"
<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843..

To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDDC4048-2260..

Contact: <sip:7003 at 162.33.165.203>..

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 63249 ACK..

User-Agent: Grandstream SIP UA 1.0.3.81..

Max-Forwards: 70..

Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, OPTIONS, INFO, SUBSCRIBE..

Content-Length: 0..

..



#

U 162.33.165.197:5060 -> 209.163.109.7:7021

  ACK sip:4102959745 at 209.163.109.7:7021;maddr=209.163.109.7 SIP/2.0..

Record-Route:
<sip:238014102959745 at 162.33.165.197;ftag=2b00806c-495b-b6c0-cceb-68293071984
3;lr=on>..

Via: SIP/2.0/UDP 162.33.165.197;branch=0..

Via: SIP/2.0/UDP 162.33.165.203..

Route: <sip:238014102959745 at 209.163.109.7:5067;maddr=209.163.109.7>..

From: "ToadNet Testbed 5"
<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843..

To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDDC4048-2260..

Contact: <sip:7003 at 162.33.165.203> ..

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 63249 ACK..

User-Agent: Grandstream SIP UA 1.0.3.81..

Max-Forwards: 69..

Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, OPTIONS, INFO, SUBSCRIBE..

Content-Length: 0..

Route: <sip:238014102959745 at 209.163.109.9:5060>..

P-hint: rr-enforced..

..



#

U 162.33.165.196:29479 -> 162.33.165.197:5060

  ..



#

U 162.33.165.196:29479 -> 162.33.165.197:5060

  REGISTER sip:sipdemo.routerboy.com SIP/2.0..

Via: SIP/2.0/UDP
192.168.0.2:5060;rport;branch=z9hG4bKC78EBEF51E6D4C34BC4E11711EE4502D..

From: ser <sip:7000 at sipdemo.routerboy.com>..

To: ser <sip:7000 at sipdemo.routerboy.com>..

Contact: "ser" <sip:7000 at 192.168.0.2:5060>..

Call-ID: 6FD5B609AF1C44AB8A3BF67AE2147DA7 at sipdemo.routerboy.com..

CSeq: 2471 REGISTER..

Expires: 1800..

Max-Forwards: 70..



  User-Agent: X-Lite build 1082..

Content-Length: 0..

..



#

U 162.33.165.197:5060 -> 162.33.165.196:29479 SIP/2.0 200 OK..

Via: SIP/2.0/UDP
192.168.0.2:5060;rport=29479;branch=z9hG4bKC78EBEF51E6D4C34BC4E11711EE4502D;
received=162.33.16

  5.196..

From: ser <sip:7000 at sipdemo.routerboy.com>..

To: ser
<sip:7000 at sipdemo.routerboy.com>;tag=b27e1a1d33761e85846fc98f5f3a7e58.5f3a..

Call-ID: 6FD5B609AF1C44AB8A3BF67AE2147DA7 at sipdemo.routerboy.com..

CSeq: 2471 REGISTER..

Contact: <sip:7000 at 192.168.0.2:5060>;q=0.00;expires=1800..

Server: Sip EXpress router (0.8.12-dev-23-merged (i386/linux))..

Content-Length: 0..

Warning: 392 162.33.165.197:5060 "Noisy feedback tells:  pid=8063
req_src_ip=162.33.165.196 req_src_port=29479
in_uri=sip:sipdemo.routerboy.com ou

  t_uri=sip:sipdemo.routerboy.com via_cnt==1"..

..



#

U 209.163.109.7:7021 -> 162.33.165.197:5060

  BYE sip:4102959745 at 162.33.165.197:5060 SIP/2.0..

Via: SIP/2.0/UDP
209.163.109.7:7021;branch=z9hG4bK4408d945c5dec2a7eb659cd67e038a06.4..

Via: SIP/2.0/UDP
209.163.109.7:5067;branch=z9hG4bKe55a1f5fae81e5bff090c078ade18373.2..

Via: SIP/2.0/UDP 209.163.109.9:5060..

To: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843.
.

From: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDDC4048-2260..

Date: Fri, 05 Dec 2003 17:46:23 GMT..

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 101 BYE..

Max-Forwards: 5..

Route: <sip:7003 at 162.33.165.203:5060>..

Timestamp: 1070646430..

User-Agent: Cisco-SIPGateway/IOS-12.x..

Content-Length: 0..

..



#

U 162.33.165.197:5060 -> 209.163.109.7:7021

  BYE sip:7003 at 209.163.109.7:7021 SIP/2.0..

Record-Route: <sip:4102959745 at 162.33.165.197;ftag=DDDC4048-2260;lr=on>..

Via: SIP/2.0/UDP 162.33.165.197;branch=z9hG4bKf207.24777037.0..

Via: SIP/2.0/UDP
209.163.109.7:7021;branch=z9hG4bK4408d945c5dec2a7eb659cd67e038a06.4..

Via: SIP/2.0/UDP
209.163.109.7:5067;branch=z9hG4bKe55a1f5fae81e5bff090c078ade18373.2..

Via: SIP/2.0/UDP 209.163.109.9:5060..

To: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843.
.

From: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDDC4048-2260..

Date: Fri, 05 Dec 2003 17:46:23 GMT..

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 101 BYE..

Max-Forwards: 4..

Timestamp: 1070646430..

User-Agent: Cisco-SIPGateway/IOS-12.x..

Content-Length: 0..

P-hint: rr-enforced..

..



#

U 209.163.109.7:7021 -> 162.33.165.197:5060

  SIP/2.0 482 Loop Detected..

Via: SIP/2.0/UDP 162.33.165.197:5060;branch=z9hG4bKf207.24777037.0..

Via: SIP/2.0/UDP
209.163.109.7:7021;branch=z9hG4bK4408d945c5dec2a7eb659cd67e038a06.4..

Via: SIP/2.0/UDP
209.163.109.7:5067;branch=z9hG4bKe55a1f5fae81e5bff090c078ade18373.2..

Via: SIP/2.0/UDP 209.163.109.9:5060..

To: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843.
.

From: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDDC4048-2260..

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 101 BYE..

Content-Length: 0..

..



#

U 162.33.165.197:5060 -> 209.163.109.7:7021

  SIP/2.0 482 Loop Detected..

Via: SIP/2.0/UDP
209.163.109.7:7021;branch=z9hG4bK4408d945c5dec2a7eb659cd67e038a06.4..

Via: SIP/2.0/UDP
209.163.109.7:5067;branch=z9hG4bKe55a1f5fae81e5bff090c078ade18373.2..

Via: SIP/2.0/UDP 209.163.109.9:5060..

To: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843.
.

From: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDDC4048-2260..

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 101 BYE..

Content-Length: 0..

..



#

U 162.33.165.203:5060 -> 162.33.165.197:5060

  BYE sip:238014102959745 at 209.163.109.9:5060 SIP/2.0..

Via: SIP/2.0/UDP 162.33.165.203..

Route:
<sip:4102959745 at 162.33.165.197;ftag=2b00806c-495b-b6c0-cceb-682930719843;lr=
on>..

Route: <sip:4102959745 at 209.163.109.7:7021;maddr=209.163.109.7>..

Route: <sip:238014102959745 at 209.163.109.7:5067;maddr=209.163.109.7>..

From: "ToadNet Testbed 5"
<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843..

To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDDC4048-2260..

Contact: <sip:7003 at 162.33.165.203>..

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 63250 BYE..

User-Agent: Grandstream SIP UA 1.0.3.81..

Max-Forwards: 70..

Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, OPTIONS, INFO, SUBSCRIBE..

Content-Length: 0..

..



#

U 162.33.165.197:5060 -> 209.163.109.7:7021

  BYE sip:4102959745 at 209.163.109.7:7021;maddr=209.163.109.7 SIP/2.0..

Record-Route:
<sip:238014102959745 at 162.33.165.197;ftag=2b00806c-495b-b6c0-cceb-68293071984
3;lr=on>..

Via: SIP/2.0/UDP 162.33.165.197;branch=z9hG4bKdbc4.259c2b9.0..

Via: SIP/2.0/UDP 162.33.165.203..

Route: <sip:238014102959745 at 209.163.109.7:5067;maddr=209.163.109.7>..

From: "ToadNet Testbed 5"
<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843..

To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDDC4048-2260..

Contact: <sip:7003 at 162.33.165.203>..

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 63250 BYE..

User-Agent: Grandstream SIP UA 1.0.3.81..

Max-Forwards: 69..

Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, OPTIONS, INFO, SUBSCRIBE..

Content-Length: 0..

Route: <sip:238014102959745 at 209.163.109.9:5060>..

P-hint: rr-enforced..

..



#

U 162.33.165.197:5060 -> 209.163.109.7:7021

  BYE sip:4102959745 at 209.163.109.7:7021;maddr=209.163.109.7 SIP/2.0..

Record-Route:
<sip:238014102959745 at 162.33.165.197;ftag=2b00806c-495b-b6c0-cceb-68293071984
3;lr=on>..

Via: SIP/2.0/UDP 162.33.165.197;branch=z9hG4bKdbc4.259c2b9.0..

Via: SIP/2.0/UDP 162.33.165.203..

Route: <sip:238014102959745 at 209.163.109.7:5067;maddr=209.163.109.7>..

From: "ToadNet Testbed 5"
<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843..

To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDDC4048-2260..

Contact: <sip:7003 at 162.33.165.203>..

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 63250 BYE..

User-Agent: Grandstream SIP UA 1.0.3.81..

Max-Forwards: 69..

Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, OPTIONS, INFO, SUBSCRIBE..

Content-Length: 0..

Route: <sip:238014102959745 at 209.163.109.9:5060>..

P-hint: rr-enforced..

..



#

U 209.163.109.7:7021 -> 162.33.165.197:5060

  SIP/2.0 481 Call Leg/Transaction Does Not Exist..

Via: SIP/2.0/UDP 162.33.165.197:5060;branch=z9hG4bKdbc4.259c2b9.0..

Via: SIP/2.0/UDP 162.33.165.203:5060..

To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDDC4048-2260..

From: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843.
.

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 63250 BYE..

Content-Length: 0..

..



#

U 162.33.165.197:5060 -> 162.33.165.203:5060

  SIP/2.0 481 Call Leg/Transaction Does Not Exist..

Via: SIP/2.0/UDP 162.33.165.203:5060..

To: <sip:4102959745 at sipdemo.routerboy.com>;tag=DDDC4048-2260..

From: "ToadNet Testbed
5"<sip:7003 at sipdemo.routerboy.com>;tag=2b00806c-495b-b6c0-cceb-682930719843.
.

Call-ID: 5aa02b3f-1d95-0f2f-dd55-aca6806cbcd7 at 162.33.165.203..

CSeq: 63250 BYE..

Content-Length: 0..

..



#

U 162.33.165.200:5060 -> 162.33.165.197:5060

  ..



exit







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