tengo un problema bastante raro... Clientes con cierto sipphone no pueden llamar, el openser se queja con:

 

 

 3(4732) get_hdr_field: cseq <CSeq>: <20> <INVITE>
 3(4732) DEBUG:maxfwd:is_maxfwd_present: value = 70
 3(4732) parse_headers: flags=80
 3(4732) parse_headers: flags=200
 3(4732) ERROR:parse_content_length: parse error near char [51][3]
 3(4732) ERROR:get_hdr_field: bad content_length header
 3(4732) set_err_info: ec: 1, el: 3, ei: 'error parsing Content-Length'
 3(4732) get_hdr_field: error exit
 3(4732) ERROR: bad header field
 3(4732) find_first_route: Error while parsing headers
 3(4732) loose_route: There is no Route HF

en un ngrep me sale.. (Contect-Length sale un poco raro)

 

#
U 190.37.135.240:32936 -> 66.151.45.116:5060
INVITE sip:0013052974476@sip99.yip.com SIP/2.0.
Via: SIP/2.0/UDP 190.37.135.240:3060;rport;branch=z9hG4bK26474.
From: <sip:8110132@sip99.yip.com>;tag=25516.
To: <sip:0013052974476@sip99.yip.com>.
Call-ID: 25516@190.37.135.240.
CSeq: 20 INVITE.
Contact: <sip:8110132@190.37.135.240 :3060>.
Max-Forwards: 70.
User-Agent: Koncept KU2000 3.1.5.1221 Beta.
Expires: 120.
Allow: INVITE, ACK, CANCEL, BYE, OPTIONS, REFER, SUBSCRIBE, NOTIFY, MESSAGE.
Content-Type: application/sdp.
Content-Length: 2  331.
.
v=0.
o=userX 20000001 20000001 IN IP4 190.37.135.240.
s=A call.
c=IN IP4 190.37.135.240.
t=1201030475 1201034075.
m=audio 7434 RTP/AVP 98 18 0 8 0 8 101.
a=rtpmap:98 ILBC/8000/1.
a=rtpmap:18 G729/8000/1.
a=rtpmap:0 PCMU/8000.
a=rtpmap:8 PCMA/8000.
a=rtpmap:0 PCMU/8000/1.
a=rtpmap:8 PCMA/8000/1.
a=rtpmap:101 telephone-event/8000/1.

 

desde el mismo cliente, sale cont shark:

Session Initiation Protocol
    Request-Line: INVITE sip:0013052974476@sip99.yip.com SIP/2.0
        Method: INVITE
        [Resent Packet: False]
    Message Header
        Via: SIP/2.0/UDP 190.37.135.240:3060;rport;branch=z9hG4bK7675
            Transport: UDP
            Sent-by Address: 190.37.135.240
            Sent-by port: 3060
            RPort: rport
            Branch: z9hG4bK7675
        From: <sip:8110132@sip99.yip.com>;tag=27711
            SIP from address: sip:8110132@sip99.yip.com
            SIP tag: 27711
        To: <sip:0013052974476@sip99.yip.com>
            SIP to address: sip:0013052974476@sip99.yip.com
        Call-ID: 27711@190.37.135.240
        CSeq: 20 INVITE
            Sequence Number: 20
            Method: INVITE
        Contact: <sip:8110132@190.37.135.240:3060>
            Contact Binding: <sip:8110132@190.37.135.240:3060>
                URI: <sip:8110132@190.37.135.240:3060>
                    SIP contact address: sip:8110132@190.37.135.240:3060
        Max-Forwards: 70
        User-Agent: Koncept KU2000 3.1.5.1221 Beta
        Expires: 120
        Allow: INVITE, ACK, CANCEL, BYE, OPTIONS, REFER, SUBSCRIBE, NOTIFY, MESSAGE
        Content-Type: application/sdp
        Content-Length: 2
    Message body
        Session Description Protocol
            Session Description Protocol Version (v):

alguna idea?

 

 

gracias