He hecho lo que me has comentado y me manda la 3cx usuario desconocido.
Os mando el trafico cogido.
10:03:30.781046 Port3.254, OUT: IP (tos 0x0, ttl 63, id 52639, offset 0, flags [DF], proto UDP (17), length 593)
10.19.200.123.5060 > 10.19.254.10.5060: [udp sum ok] SIP, length: 565
REGISTER sip:--.--.254.10 SIP/2.0
Via: SIP/2.0/UDP --.--.200.123:5060;branch=z9hG4bK7be9178f60022467;rport
Contact: <sip:
[email protected]:5060>;expires=3600;+sip.instance="<urn:uuid:c2c8fa88-b46e-86c8-265c-316f45e8f430>"
Max-Forwards: 70
Route: <sip:--.--.254.10:5060;lr>
To: <sip:
[email protected]>
From: "201" <sip:
[email protected]>;tag=42acee6e8359a976
Call-ID: 7164c8520ff31662
CSeq: 19898 REGISTER
User-Agent: PANPHONE V3.1
Allow: INVITE,ACK,BYE,CANCEL,OPTIONS,NOTIFY,SUBSCRIBE,INFO,MESSAGE,REFER
Content-Length: 0
10:03:30.881915 Port3.254, IN: IP (tos 0x0, ttl 64, id 40471, offset 0, flags [DF], proto UDP (17), length 457)
--.--.254.10.5060 > --.--.200.123.5060: [udp sum ok] SIP, length: 429
SIP/2.0 407 Proxy Authentication Required
Via: SIP/2.0/UDP --.--.200.123:5060;branch=z9hG4bK7be9178f60022467;rport=5060
Proxy-Authenticate: Digest nonce="414d5359609a3a5282:5e81aa14907751399958a4374feb8c7d",algorithm=MD5,realm="3CXPhoneSystem"
To: <sip:
[email protected]>;tag=41284a7d
From: "201" <sip:
[email protected]>;tag=42acee6e8359a976
Call-ID: 7164c8520ff31662
CSeq: 19898 REGISTER
Content-Length: 0
10:03:30.883224 Port3.254, OUT: IP (tos 0x0, ttl 63, id 52640, offset 0, flags [DF], proto UDP (17), length 798)
--.--.200.123.5060 > --.--.254.10.5060: [udp sum ok] SIP, length: 770
REGISTER sip:--.--.254.10 SIP/2.0
Via: SIP/2.0/UDP --.--.200.123:5060;branch=z9hG4bK4d3e9dff0b65f6cd;rport
Contact: <sip:
[email protected]:5060>;expires=3600;+sip.instance="<urn:uuid:c2c8fa88-b46e-86c8-265c-316f45e8f430>"
Max-Forwards: 70
Proxy-Authorization: Digest username="HSxqAmrN7t", realm="3CXPhoneSystem", nonce="414d5359609a3a5282:5e81aa14907751399958a4374feb8c7d", uri="sip:10.19.254.10", response="16711e4c2855fb9e7072795c742de7af"
Route: <sip:--.--.254.10:5060;lr>
To: <sip:
[email protected]>
From: "201" <sip:
[email protected]>;tag=42acee6e8359a976
Call-ID: 7164c8520ff31662
CSeq: 19899 REGISTER
User-Agent: PANPHONE V3.1
Allow: INVITE,ACK,BYE,CANCEL,OPTIONS,NOTIFY,SUBSCRIBE,INFO,MESSAGE,REFER
Content-Length: 0
10:03:30.983991 Port3.254, IN: IP (tos 0x0, ttl 64, id 40496, offset 0, flags [DF], proto UDP (17), length 316)
--.--.254.10.5060 > --.--.200.123.5060: [udp sum ok] SIP, length: 288
SIP/2.0 404 User unknown.
Via: SIP/2.0/UDP --.--.200.123:5060;branch=z9hG4bK4d3e9dff0b65f6cd;rport=5060
To: <sip:
[email protected]>;tag=eba81526
From: "201" <sip:
[email protected]>;tag=42acee6e8359a976
Call-ID: 7164c8520ff31662
CSeq: 19899 REGISTER
Content-Length: 0