[Serusers] Re: 400 Bad Request

[Alan Chiu]

This INVITE came from a client device but not sure why SER 0.8.14
(i386/linux) would reject it with 400 Bad Request and there's no reason
given. Any insights would help. 


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Session Initiation Protocol
    Request line: INVITE sip:4519 at 10.100.0.111:5060;transport=udp
SIP/2.0
    Message Header
        To: <sip:4519 at 10.100.0.222>
        From: "PHONE TEST"<sip:1111 at 172.31.1.1>;tag=5b4ae231
        Via: SIP/2.0/UDP
172.31.1.20:5060;branch=z9hG4bK-d87543-ffe1a8337da8f24e89ef-1-cHA5ZGU5Mz
E0ZWU3YTE3YjUzNjgxYg..-d87543-
        Call-ID: 4132a9661e815dd517bec43512d032db
        CSeq: 267297881 INVITE
        Contact:
<sip:4AmIBQqlz52H8OKUlL_xUG_l--zuAAngOdmZbN4wa1rlMGPDB0hIkU7H3mat-JyuSGS
Vy4. at 172.31.1.20:5060>
        Max-Forwards: 69
        Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER
        Content-Type: application/sdp
        Date: Thu, 15 Sep 2005 16:34:32 GMT
        User-Agent: Server
        Authorization: Digest
username="testuser at domains.com",realm="companyX.com",algorithm="MD5",uri
="sip:4519 at 10.100.0.222",no
nce="432993119128c2b1a32ca43b9436e2fe0bca62f0",response="e42bc4a17da0282
552265396c0eb461e",opaque=""
        Content-Length: 243
Session Description Protocol
    Session Description Protocol Version (v): 0
    Owner/Creator, Session Id (o): root 27663 1963582334 IN IP4
172.31.1.20
        Owner Username: root
        Session ID: 27663
        Session Version: 1963582334
        Owner Network Type: IN
        Owner Address Type: IP4
        Owner Address: 172.31.1.20
    Session Name (s): session
    Connection Information (c): IN IP4 172.31.1.20
        Connection Network Type: IN
        Connection Address Type: IP4
        Connection Address: 172.31.1.20
    Time Description, active time (t): 0 0
        Session Start Time: 0
        Session Start Time: 0
    Media Description, name and address (m): audio 10492 RTP/AVP 0 8 101
        Media Type: audio
        Media Port: 10492
        Media Proto: RTP/AVP
        Media Format: 0
        Media Format: 8
        Media Format: 101
    Media Attribute (a): fmtp:101 0-16
        Media Attribute Fieldname: fmtp
        Media Attribute Value: 101 0-16
    Media Attribute (a): rtpmap:0 PCMU/8000
        Media Attribute Fieldname: rtpmap
        Media Attribute Value: 0 PCMU/8000
    Media Attribute (a): rtpmap:8 PCMA/8000
        Media Attribute Fieldname: rtpmap
        Media Attribute Value: 8 PCMA/8000
    Media Attribute (a): rtpmap:101 telephone-event/8000
        Media Attribute Fieldname: rtpmap
        Media Attribute Value: 101 telephone-event/8000
    Media Attribute (a): silenceSupp:off - - - -
        Media Attribute Fieldname: silenceSupp
        Media Attribute Value: off - - - -


Session Initiation Protocol
    Status line: SIP/2.0 400 Bad Request
    Message Header
        To:
<sip:4519 at 10.100.0.222>;tag=b27e1a1d33761e85846fc98f5f3a7e58.6a43
        From: "PHONE TEST"<sip:1111 at 172.31.1.1>;tag=5b4ae231
        Via: SIP/2.0/UDP
172.31.1.20:5060;branch=z9hG4bK-d87543-ffe1a8337da8f24e89ef-1-cHA5ZGU5Mz
E0ZWU3YTE3YjUzNjgxYg..-d87543-
        Call-ID: 4132a9661e815dd517bec43512d032db
        CSeq: 267297881 INVITE
        Server: Sip EXpress router (0.8.14 (i386/linux))
        Content-Length: 0
        Warning: 392 10.100.0.111:5060 "Noisy feedback tells:  pid=6024
req_src_ip=172.31.1.20 req_src_port=5060 in_uri=sip:4519 at 10.
100.0.111:5060;transport=udp
out_uri=sip:4519 at 10.100.0.111:5060;transport=udp via_cnt==1"


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