Hola,
 
he hecho el ngrep que me inidcas y lo que obtengo es lo siguiente:
 
Mientras hago el ngrep lo que hago es registrar el eyebeam y realizar una llamada, como ya dije antes me redirecciona la llamada a la línea dos del eyebeam asi q desde esa linea cojo la llamada y cuelgo. El resultado del ngrep con la realización de estas operaciones es:

U +0.000421 10.95.44.29:5060 -> 10.95.40.224:10284
SIP/2.0 503 Service Unavailable
To: <sip:200@10.95.44.29>;tag=329cfeaa6ded039da25ff8cbb8668bd2.d2b6
From: patri<sip:200@10.95.44.29>;tag=fa104450
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-435439142-1--d87543-;rport=10284
Call-ID: b27ccb59ef3a5b01
CSeq: 1 PUBLISH
Server: OpenSER (1.3.2-notls (i386/linux))
Content-Length: 0
 

#
U +0.001236 10.95.40.224:10284 -> 10.95.44.29:5060
SUBSCRIBE sip:200@10.95.44.29 SIP/2.0
To: <sip:200@10.95.44.29>
From: patri<sip:200@10.95.44.29>;tag=10230d60
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-789935123-1--d87543-;rport
Call-ID: 68145063306f8542
CSeq: 1 SUBSCRIBE
Contact: <sip:200@10.95.40.224:10284>
Expires: 3600
Max-Forwards: 70
Accept: application/watcherinfo+xml
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO
User-Agent: eyeBeam release 3004t stamp 16741
Event: presence.winfo
Content-Length: 0
 

#
U +0.000234 10.95.44.29:5060 -> 10.95.40.224:10284
SUBSCRIBE sip:200@10.95.40.224:10284 SIP/2.0
Record-Route: <sip:10.95.44.29;lr=on>
To: <sip:200@10.95.44.29>
From: patri<sip:200@10.95.44.29>;tag=10230d60
Via: SIP/2.0/UDP 10.95.44.29;branch=z9hG4bKc2a1.033c2294.0
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-789935123-1--d87543-;rport=10284
Call-ID: 68145063306f8542
CSeq: 1 SUBSCRIBE
Contact: <sip:200@10.95.40.224:10284>
Expires: 3600
Max-Forwards: 69
Accept: application/watcherinfo+xml
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO
User-Agent: eyeBeam release 3004t stamp 16741
Event: presence.winfo
Content-Length: 0
 

#
U +0.003088 10.95.40.224:10284 -> 10.95.44.29:5060
SIP/2.0 489 Event Package Not Supported
To: <sip:200@10.95.44.29>;tag=6a18d272
From: patri<sip:200@10.95.44.29>;tag=10230d60
Via: SIP/2.0/UDP 10.95.44.29;branch=z9hG4bKc2a1.033c2294.0;received=10.95.44.29
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-789935123-1--d87543-;rport=10284
Call-ID: 68145063306f8542
CSeq: 1 SUBSCRIBE
Content-Length: 0
 

#
U +0.000177 10.95.44.29:5060 -> 10.95.40.224:10284
SIP/2.0 489 Event Package Not Supported
To: <sip:200@10.95.44.29>;tag=6a18d272
From: patri<sip:200@10.95.44.29>;tag=10230d60
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-789935123-1--d87543-;rport=10284
Call-ID: 68145063306f8542
CSeq: 1 SUBSCRIBE
Content-Length: 0
 

#
U +8.997574 10.95.40.224:10284 -> 10.95.44.29:5060
 

#
U +8.999294 10.95.40.224:10284 -> 10.95.44.29:5060
 

#
U +9.010038 10.95.40.224:10284 -> 10.95.44.29:5060
 

#
U +9.000251 10.95.40.224:10284 -> 10.95.44.29:5060
 

#
U +6.484777 10.95.40.224:10284 -> 10.95.44.29:5060
INVITE sip:200@10.95.44.29 SIP/2.0
To: <sip:200@10.95.44.29>
From: patri<sip:200@10.95.44.29>;tag=4d47cc4b
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-793733969-1--d87543-;rport
Call-ID: 43640a0eb13ab71f
CSeq: 1 INVITE
Contact: <sip:200@10.95.40.224:10284>
Max-Forwards: 70
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO
Content-Type: application/sdp
User-Agent: eyeBeam release 3004t stamp 16741
Content-Length: 221
 
v=0
o=- 5035572 5035638 IN IP4 10.95.40.224
s=eyeBeam
c=IN IP4 10.95.40.224
t=0 0
m=audio 10286 RTP/AVP 100 6 0 8 3 18 5 101
a=fmtp:101 0-15
a=rtpmap:100 speex/16000
a=rtpmap:101 telephone-event/8000
a=sendrecv

#
U +0.000137 10.95.44.29:5060 -> 10.95.40.224:10284
SIP/2.0 100 Giving a try
To: <sip:200@10.95.44.29>
From: patri<sip:200@10.95.44.29>;tag=4d47cc4b
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-793733969-1--d87543-;rport=10284
Call-ID: 43640a0eb13ab71f
CSeq: 1 INVITE
Server: OpenSER (1.3.2-notls (i386/linux))
Content-Length: 0
 

#
U +0.000152 10.95.44.29:5060 -> 10.95.40.224:10284
INVITE sip:200@10.95.40.224:10284 SIP/2.0
Record-Route: <sip:10.95.44.29;lr=on>
To: <sip:200@10.95.44.29>
From: patri<sip:200@10.95.44.29>;tag=4d47cc4b
Via: SIP/2.0/UDP 10.95.44.29;branch=z9hG4bK9364.5b9e6ec5.0
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-793733969-1--d87543-;rport=10284
Call-ID: 43640a0eb13ab71f
CSeq: 1 INVITE
Contact: <sip:200@10.95.40.224:10284>
Max-Forwards: 69
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO
Content-Type: application/sdp
User-Agent: eyeBeam release 3004t stamp 16741
Content-Length: 221
 
v=0
o=- 5035572 5035638 IN IP4 10.95.40.224
s=eyeBeam
c=IN IP4 10.95.40.224
t=0 0
m=audio 10286 RTP/AVP 100 6 0 8 3 18 5 101
a=fmtp:101 0-15
a=rtpmap:100 speex/16000
a=rtpmap:101 telephone-event/8000
a=sendrecv

#
U +0.080853 10.95.40.224:10284 -> 10.95.44.29:5060
SIP/2.0 180 Ringing
To: <sip:200@10.95.44.29>;tag=d659c300
From: patri<sip:200@10.95.44.29>;tag=4d47cc4b
Via: SIP/2.0/UDP 10.95.44.29;branch=z9hG4bK9364.5b9e6ec5.0;received=10.95.44.29
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-793733969-1--d87543-;rport=10284
Call-ID: 43640a0eb13ab71f
CSeq: 1 INVITE
Record-Route: <sip:10.95.44.29;lr=on>
Contact: <sip:200@10.95.40.224:10284>
Content-Length: 0
 

#
U +0.000397 10.95.44.29:5060 -> 10.95.40.224:10284
SIP/2.0 180 Ringing
To: <sip:200@10.95.44.29>;tag=d659c300
From: patri<sip:200@10.95.44.29>;tag=4d47cc4b
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-793733969-1--d87543-;rport=10284
Call-ID: 43640a0eb13ab71f
CSeq: 1 INVITE
Record-Route: <sip:10.95.44.29;lr=on>
Contact: <sip:200@10.95.40.224:10284>
Content-Length: 0
 

#
U +2.440919 10.95.40.224:10284 -> 10.95.44.29:5060
 

#
U +0.633981 10.95.40.224:10284 -> 10.95.44.29:5060
SIP/2.0 200 OK
To: <sip:200@10.95.44.29>;tag=d659c300
From: patri<sip:200@10.95.44.29>;tag=4d47cc4b
Via: SIP/2.0/UDP 10.95.44.29;branch=z9hG4bK9364.5b9e6ec5.0;received=10.95.44.29
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-793733969-1--d87543-;rport=10284
Call-ID: 43640a0eb13ab71f
CSeq: 1 INVITE
Record-Route: <sip:10.95.44.29;lr=on>
Contact: <sip:200@10.95.40.224:10284>
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO
Content-Type: application/sdp
Content-Length: 221
 
v=0
o=- 5035657 5035723 IN IP4 10.95.40.224
s=eyeBeam
c=IN IP4 10.95.40.224
t=0 0
m=audio 10290 RTP/AVP 100 6 0 8 3 18 5 101
a=fmtp:101 0-15
a=rtpmap:100 speex/16000
a=rtpmap:101 telephone-event/8000
a=sendrecv

#
U +0.000390 10.95.44.29:5060 -> 10.95.40.224:10284
SIP/2.0 200 OK
To: <sip:200@10.95.44.29>;tag=d659c300
From: patri<sip:200@10.95.44.29>;tag=4d47cc4b
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-793733969-1--d87543-;rport=10284
Call-ID: 43640a0eb13ab71f
CSeq: 1 INVITE
Record-Route: <sip:10.95.44.29;lr=on>
Contact: <sip:200@10.95.40.224:10284>
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO
Content-Type: application/sdp
Content-Length: 221
 
v=0
o=- 5035657 5035723 IN IP4 10.95.40.224
s=eyeBeam
c=IN IP4 10.95.40.224
t=0 0
m=audio 10290 RTP/AVP 100 6 0 8 3 18 5 101
a=fmtp:101 0-15
a=rtpmap:100 speex/16000
a=rtpmap:101 telephone-event/8000
a=sendrecv

#
U +0.002764 10.95.40.224:10284 -> 10.95.44.29:5060
ACK sip:200@10.95.40.224:10284 SIP/2.0
To: <sip:200@10.95.44.29>;tag=d659c300
From: patri<sip:200@10.95.44.29>;tag=4d47cc4b
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-372666725-1--d87543-;rport
Call-ID: 43640a0eb13ab71f
CSeq: 1 ACK
Route: <sip:10.95.44.29;lr>
Contact: <sip:200@10.95.40.224:10284>
Max-Forwards: 70
User-Agent: eyeBeam release 3004t stamp 16741
Content-Length: 0
 

#
U +0.000345 10.95.44.29:5060 -> 10.95.40.224:10284
ACK sip:200@10.95.40.224:10284 SIP/2.0
To: <sip:200@10.95.44.29>;tag=d659c300
From: patri<sip:200@10.95.44.29>;tag=4d47cc4b
Via: SIP/2.0/UDP 10.95.44.29;branch=z9hG4bK9364.5b9e6ec5.2
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-372666725-1--d87543-;rport=10284
Call-ID: 43640a0eb13ab71f
CSeq: 1 ACK
Contact: <sip:200@10.95.40.224:10284>
Max-Forwards: 69
User-Agent: eyeBeam release 3004t stamp 16741
Content-Length: 0
 

#
U +3.347698 10.95.40.224:10284 -> 10.95.44.29:5060
BYE sip:200@10.95.40.224:10284 SIP/2.0
To: patri<sip:200@10.95.44.29>;tag=4d47cc4b
From: <sip:200@10.95.44.29>;tag=d659c300
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-941314466-1--d87543-;rport
Call-ID: 43640a0eb13ab71f
CSeq: 2 BYE
Route: <sip:10.95.44.29;lr>
Contact: <sip:200@10.95.40.224:10284>
Max-Forwards: 70
User-Agent: eyeBeam release 3004t stamp 16741
Content-Length: 0
 

#
U +0.000158 10.95.44.29:5060 -> 10.95.40.224:10284
BYE sip:200@10.95.40.224:10284 SIP/2.0
To: patri<sip:200@10.95.44.29>;tag=4d47cc4b
From: <sip:200@10.95.44.29>;tag=d659c300
Via: SIP/2.0/UDP 10.95.44.29;branch=z9hG4bK6364.3160b9b5.0
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-941314466-1--d87543-;rport=10284
Call-ID: 43640a0eb13ab71f
CSeq: 2 BYE
Contact: <sip:200@10.95.40.224:10284>
Max-Forwards: 69
User-Agent: eyeBeam release 3004t stamp 16741
Content-Length: 0
 

#
U +0.067856 10.95.40.224:10284 -> 10.95.44.29:5060
SIP/2.0 200 OK
To: patri<sip:200@10.95.44.29>;tag=4d47cc4b
From: <sip:200@10.95.44.29>;tag=d659c300
Via: SIP/2.0/UDP 10.95.44.29;branch=z9hG4bK6364.3160b9b5.0;received=10.95.44.29
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-941314466-1--d87543-;rport=10284
Call-ID: 43640a0eb13ab71f
CSeq: 2 BYE
Contact: <sip:200@10.95.40.224:10284>
Content-Length: 0
 

#
U +0.000613 10.95.44.29:5060 -> 10.95.40.224:10284
SIP/2.0 200 OK
To: patri<sip:200@10.95.44.29>;tag=4d47cc4b
From: <sip:200@10.95.44.29>;tag=d659c300
Via: SIP/2.0/UDP 10.95.40.224:10284;branch=z9hG4bK-d87543-941314466-1--d87543-;rport=10284
Call-ID: 43640a0eb13ab71f
CSeq: 2 BYE
Contact: <sip:200@10.95.40.224:10284>
Content-Length: 0 
 

 
Alguien puede ayudarme a ver que es lo que está pasando?
 
 
Muchas gracias de antemano.


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