64
Normally, if everything is working properly, a point
The aim of this is not to explain the SIP protocol, as that is very complex, but it can be useful for
a quick diagnosis, especially if you look at the following points:
1.
Traces of messages transmitted (
destination is incorrect or has not been configured.
2. Messages received (
terminal is not receiving the packets sent by the IPefono.
configuration of the network and the SIP ports.
CMD>trace sip
Traces CMD>trace sip
Traces ON: sip
CMD>
[TX]
INVITE sip:4251@192.168.22.252 SIP/2.0
Via: SIP/2.0/UDP 192.168.22.41:5060;branch=z9h2154bKhj240hs8a2s7
From: "Entrada1" <sip:4041@192.168.22.41>;tag=2569624584
To: <sip:4251@192.168.22.252>
CSeq: 0 INVITE
Call-ID: 1413477368-
Contact: <sip:4041@192.168.22.41>;expires=60
Allow: INVITE, ACK, OPTIONS, BYE, CANCEL, INFO, NOTIFY,
Content-
Content-Length: 206
v=0
o=4041 2917173441 2917173441 IN IP4 192.168.22.41
s=-
c=IN IP4 192.168.22.41
t=0 0
m=audio 5004 RTP/AVP 8 101
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone
a=fmtp:101 0-15
a=ptime:40
[sip] SipSetStatus(SIP_CALLING)
[RX]
SIP/2.0 100 Trying
Via: SIP/2.0/UDP 192.168.22.41:5060;branch=z9h2154bKhj240hs8a2s777;rport=5060
6 –
Normally, if everything is working properly, a point
-to-
point call is traced as follows:
The aim of this is not to explain the SIP protocol, as that is very complex, but it can be useful for
a quick diagnosis, especially if you look at the following points:
Traces of messages transmitted (
[TX]
) should appear, otherwise it is likely that the
destination is incorrect or has not been configured.
) should appear. Otherwise this indicates that the remote
terminal is not receiving the packets sent by the IPefono.
You will
configuration of the network and the SIP ports.
INVITE sip:4251@192.168.22.252 SIP/2.0
Via: SIP/2.0/UDP 192.168.22.41:5060;branch=z9h2154bKhj240hs8a2s7
From: "Entrada1" <sip:4041@192.168.22.41>;tag=2569624584
To: <sip:4251@192.168.22.252>
Contact: <sip:4041@192.168.22.41>;expires=60
Allow: INVITE, ACK, OPTIONS, BYE, CANCEL, INFO, NOTIFY,
o=4041 2917173441 2917173441 IN IP4 192.168.22.41
m=audio 5004 RTP/AVP 8 101
event/8000
[sip] SipSetStatus(SIP_CALLING)
Via: SIP/2.0/UDP 192.168.22.41:5060;branch=z9h2154bKhj240hs8a2s777;rport=5060
. IPefono. V2.8
point call is traced as follows:
The aim of this is not to explain the SIP protocol, as that is very complex, but it can be useful for
) should appear, otherwise it is likely that the
call
) should appear. Otherwise this indicates that the remote
Via: SIP/2.0/UDP 192.168.22.41:5060;branch=z9h2154bKhj240hs8a2s777;rport=5060