Hallo,
ich habe noch etwas entdeckt, wenn ich den Datenverkehr auf dem Lancom mitschreibe:
Es ist der Lancom, der etwas in Header nicht verarbeiten kann.
Anbei die Trace-Auszüge:
** von SnomOne:
[sIP-Packet] 2012/06/29 12:18:46,725 Devicetime: 2012/06/29 12:18:46,267 [PACKET] :
Receiving datagram with length 1040 from 192.168.12.211:5060 to 192.168.12.3:5060
INVITE sip:91@hw-isdngate-01.strema.local;user=phone SIP/2.0\r\n
v: SIP/2.0/UDP 192.168.12.211:5060;branch=z9hG4bK-01223276fa7e540a886f840a72fec751;rport\r\n
f: "Christian Meyer" <sip:37@voip.strema.local;user=phone>;tag=205925079\r\n
t: <sip:91@voip.strema.local;user=phone>\r\n
i: de7f6b11@pbx\r\n
CSeq: 9398 INVITE\r\n
Max-Forwards: 70\r\n
m: <sip:svr-telefon@192.168.12.211:5060;transport=udp>\r\n
Supported: 100rel, replaces, norefersub\r\n
Allow-Events: refer\r\n
Allow: INVITE, ACK, CANCEL, BYE, REFER, PRACK, INFO, UPDATE\r\n
Accept: application/sdp\r\n
User-Agent: snomONE/4.5.0.1090 Epsilon Geminids\r\n
P-Preferred-Identity: "svr-telefon" <sip:svr-telefon@hw-isdngate-01.strema.local>\r\n
Privacy: id\r\n
c: application/sdp\r\n
l: 339\r\n
\r\n
v=0\r\n
o=- 626128666 626128666 IN IP4 192.168.12.211\r\n
s=-\r\n
c=IN IP4 192.168.12.211\r\n
t=0 0\r\n
m=audio 55768 RTP/AVP 0 3 8 9 2 101\r\n
a=rtpmap:0 pcmu/8000\r\n
a=rtpmap:3 gsm/8000\r\n
a=rtpmap:8 pcma/8000\r\n
a=rtpmap:9 g722/8000\r\n
a=rtpmap:2 g726-32/8000\r\n
a=rtpmap:101 telephone-event/8000\r\n
a=fmtp:101 0-16\r\n
a=rtcp-xr:rcvr-rtt=all voip-metrics\r\n
a=sendrecv\r\n
** von Snom820:
[sIP-Packet] 2012/06/29 12:20:03,496 Devicetime: 2012/06/29 12:20:03,038 [PACKET] :
Receiving datagram with length 1289 from 192.168.12.81:1024 to 192.168.12.3:5060
INVITE sip:91@hw-isdngate-01.strema.local;user=phone SIP/2.0\r\n
Via: SIP/2.0/UDP 192.168.12.81:1024;branch=z9hG4bK-jwx3h99l2o30;rport\r\n
From: "Meyer Christian" <sip:37@hw-isdngate-01.strema.local>;tag=u5nx24t6ml\r\n
To: <sip:91@hw-isdngate-01.strema.local;user=phone>\r\n
Call-ID: 3c2a7ea998d5-aeket2ldydcj\r\n
CSeq: 1 INVITE\r\n
Max-Forwards: 70\r\n
Contact: <sip:37@192.168.12.81:1024;line=o1or3mq7>;reg-id=1\r\n
X-Serialnumber: 000413401536\r\n
P-Key-Flags: resolution="31x13", keys="4"\r\n
User-Agent: snom820/8.4.18\r\n
Accept: application/sdp\r\n
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE, PRACK, MESSAGE, INFO, UPDATE\r\n
Allow-Events: talk, hold, refer, call-info\r\n
Supported: timer, 100rel, replaces, from-change\r\n
Session-Expires: 3600;refresher=uas\r\n
Min-SE: 90\r\n
Content-Type: application/sdp\r\n
Content-Length: 475\r\n
\r\n
v=0\r\n
o=root 686118685 686118685 IN IP4 192.168.12.81\r\n
s=call\r\n
c=IN IP4 192.168.12.81\r\n
t=0 0\r\n
m=audio 63722 RTP/AVP 0 8 9 99 3 18 4 101\r\n
a=crypto:1 AES_CM_128_HMAC_SHA1_32 inline:GpduWkG8dRCWxxEiiLT53MXP+RNqUV1bl71aRNVZ\r\n
a=rtpmap:0 pcmu/8000\r\n
a=rtpmap:8 pcma/8000\r\n
a=rtpmap:9 g722/8000\r\n
a=rtpmap:99 g726-32/8000\r\n
a=rtpmap:3 gsm/8000\r\n
a=rtpmap:18 g729/8000\r\n
a=fmtp:18 annexb=no\r\n
a=rtpmap:4 g723/8000\r\n
a=rtpmap:101 telephone-event/8000\r\n
a=fmtp:101 0-16\r\n
a=ptime:20\r\n
a=sendrecv\r\n