MESSAGE sip:ominjeonaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa@165.213.114.67 SIP/2.0 Via: SIP/2.0/UDP 165.213.114.66:10507; viaparm Via: SIP/2.0/UDP 165.213.114.66:10507; viaparm Via: SIP/2.0/UDP 165.213.114.66:10507; viaparm Accept: Content-Type: Content-Type: www-authenticate: Via: to: route: record-route: Call-ID: User-Agent: Proxy-Authorization: CSeq: Contact: Supported: Accept: Content-Type: Content-Type: www-authenticate: Via: to: route: record-route: Call-ID: User-Agent: Proxy-Authorization: CSeq: Contact: Supported: Accept: Content-Type: Content-Type: www-authenticate: Via: to: route: record-route: Call-ID: User-Agent: Proxy-Authorization: CSeq: Contact: Supported: From: "\"\"" ;tag=f9ac1478-d316-4bf4-b3a1-6fec6c89e1b2 Record-Route: To: Call-ID: de6d4b92-603e-4f84-a26c-3428d69e4da6@165.213.114.66 CSeq: 1 MESSAGE Contact: User-Agent: Windows RTC/1.0 Proxy-Authorization: Digest username="user", realm="siproxd", nonce="3df0ac66000ef8d0327b23c66b8b4567",uri="sip:soekris1",cnonce="abcdefghi", nc=00000001,response="b31c4fca724852835c704bc395b3f49e", opaque="" Proxy-Authorization: Digest username="me@other.domain.example.com",realm="other.domain.example.com", uri="sip:192.168.1.10",response="15d2e3a1b3af1e3e4cac32e60ec45116", nonce="6acda19788645eb8ee3f991d8d5b1367", cnonce="555698a3",qop=auth, nc=00000001,algorithm=md5,opaque="" Proxy-Authorization: Digest username="me@other.domain.example.com" ,realm="other.domain.example.com", uri="sip:192.168.1.10", response="15d2e3a1b3af1e3e4cac32e60ec45116", nonce="6acda19788645eb8ee3f991d8d5b1367", opaque="0788cb7106dd0d9214a3dfcd7f11aff7" , cnonce="555698a3",qop=auth, nc=00000001,algorithm=md5 Proxy-Authorization: Digest username="me@other.domain.example.com", realm="other.domain.example.com", uri="sip:192.168.1.10" ,response="15d2e3a1b3af1e3e4cac32e60ec45116", nonce="6acda19788645eb8ee3f991d8d5b1367", cnonce="555698a3" , qop=auth, nc=00000001,algorithm=md5,opaque="" Proxy-Authorization: Digest username="me@other.domain.example.com" , realm="other.domain.example.com", uri="sip:192.168.1.10" , response="15d2e3a1b3af1e3e4cac32e60ec45116", nonce="6acda19788645eb8ee3f991d8d5b1367", opaque="0788cb7106dd0d9214a3dfcd7f11aff7",cnonce="555698a3",qop=auth, nc=00000001,algorithm=md5 Proxy-Authorization: Digest username="1me@other.domain.example.com",realm="other.domain.example.com", uri="sip:192.168.1.10",response="15d2e3a1b3af1e3e4cac32e60ec45116", nonce="6acda19788645eb8ee3f991d8d5b1367", cnonce="555698a3" ,qop=auth, nc=00000001,algorithm=md5,opaque="" Proxy-Authorization: Digest username="2me@other.domain.example.com" , realm="other.domain.example.com" , uri="sip:192.168.1.10",response="15d2e3a1b3af1e3e4cac32e60ec45116", algorithm=md5,nonce="6acda19788645eb8ee3f991d8d5b1367" , opaque="0788cb7106dd0d9214a3dfcd7f11aff7", cnonce="555698a3",qop=auth, nc=123456 Proxy-Authorization: Digest username="3me@other.domain.example.com",realm="other.domain.example.com", uri="sip:192.168.1.10",response="15d2e3a1b3af1e3e4cac32e60ec45116", nonce="6acda19788645eb8ee3f991d8d5b1367", cnonce="555698a3",qop=auth, nc=00000001,algorithm=md5,opaque="" Proxy-Authorization: Digest username="4me@other.domain.example.com",realm="other.domain.example.com", uri="sip:192.168.1.10",response="15d2e3a1b3af1e3e4cac32e60ec45116", nonce="6acda19788645eb8ee3f991d8d5b1367", opaque="0788cb7106dd0d9214a3dfcd7f11aff7",cnonce="555698a3",qop=auth, nc=00000001,algorithm=md5 Proxy-Authorization: Digest username="5me@other.domain.example.com",realm="other.domain.example.com", uri="sip:192.168.1.10",response="15d2e3a1b3af1e3e4cac32e60ec45116", nonce="6acda19788645eb8ee3f991d8d5b1367", cnonce="555698a3",qop=auth, nc=00000001,algorithm=md5,opaque="" Proxy-Authorization: Digest username="6me@other.domain.example.com",realm="other.domain.example.com", uri="sip:192.168.1.10",response="15d2e3a1b3af1e3e4cac32e60ec45116", nonce="6acda19788645eb8ee3f991d8d5b1367", opaque="0788cb7106dd0d9214a3dfcd7f11aff7",cnonce="555698a3",qop=auth, nc=00000001,algorithm=md5 Proxy-Authenticate: Digest realm="Ole SIP realm1", domain="sip:ss1.wcom.com", nonce="f84f1cec41e6cbe5aea9c8e88d359", opaque="", stale=FALSE, algorithm=MD5 Proxy-Authenticate: Digest realm="Ole SIP realm2", domain="sip:ss2.wcom.com", nonce="bbbbbbbbbbbbbbbbbbbbbbbbbbbbb", opaque="", stale=FALSE, algorithm=MD5, qop="auth" Content-Type: text/plain; charset=UTF-8;msgr=WAAtAE0ATQBTAC0ASQBNAC0ARgBvAHIAbQBhAHQAOgAgAEYATgA9ACUARQBBACUAQgA1ACUAQgA0ACUARQBCACUAQQA2ACUAQgBDADsAIABFAEYAPQA7ACAAQwBPAD0AOAAwADAAMAAwADAAOwAgAEMAUwA9ADgAMQA7ACAAUABGAD0AMwAyAA0ACgANAAoA Accept-Encoding: da;jhsqddsq, en-gb;sqdsqd=0.343555;q=0.8 ;q=0.8 ;q=0.8 ;q=0.8;q=0.8;q=0.8, en;q=0.7 Call-Info: ;purpose2; purpose=icon2, ;purpose=info2 Content-Length: 5 hello | SIP/2.0 401 Unauthorized Via: SIP/2.0/UDP 80.11.86.76:5060 To:sip:jack@atosc.org From: ;tag=75bd3 Call-ID: 975799879@80.11.86.76 CSeq: 1 REGISTER Supported: com.salut.amoi,100rel Content-Length: 0 Server: IMS1.0 WWW-Authenticate: Digest realm="This is test realm",nonce="MTAwODc4ODQzNDIzMWI2MDY0OTBlNGJjMjJkZWNiMWRmOGUwNmIwMDVlMjZl",stale=false,algorithm=MD5,qop="auth,auth-int" | SIP/2.0 180 Ringing t: ;tag=e18a3bd5 f: ;tag=293a8 i: 1960129851@one.ip.com CSeq: 1 INVITE v: SIP/2.0/UDP one.ip.com:5060;received=two.ip.org m: Server: 3Com ICD 1.0.1.4.0 l: 0 | INVITE sip:bob@one.example.com SIP/2.0 Via: SIP/2.0/UDP sip.example.com;branch=7c337f30d7ce.1 ;maddr=239.128.16.254;ttl=16 Via: SIP/2.0/UDP mouse.wonderland.com From: "Alice, A," "Alice, A,";tag= To: Bob Call-ID: 602214199@mouse.wonderland.com CSeq: 1 INVITE Contact: Alice Call-Info: ;purpose=icon2 , ;purpose=info2 Call-Info: ;purpose=icon2, ;purpose=info2 Call-Info: ;purpose=icon2, ;purpose=info2 Call-Info: ;purpose=icon2 , ;purpose=info2 Call-Info: ;purpose=icon2, ;purpose=info2 Accept-Language: da, en-gb;q=0.8, en;q=0.7 Accept-Encoding: da, en-gb;sqdsqd=0.343555;q=0.8 ;q=0.8 ;q=0.8 ;q=0.8;q=0.8;q=0.8, en;q=0.7 Subject: \E282AC SIP will be discussed, too Accept: multipart/mixed; boundary=++,application/sdp Accept: text/plain; q=0.5, text/html, text/x-dvi; q=0.8, text/x-c Accept: audio/*; q=0.2, audio/basic Allow: INVITE, ACK , BYE,CANCEL, SUBSCRIBE , NOTIFY content-type: multipart/mixed; boundary=++ content-encoding: gzip, compress content-length: 320 MIME-Version: 1.0 --++ Content-Type: application/sdp v=0 o=user1 53655765 2353687637 IN IP4 128.3.4.5 s=Mbone Audio t=3149328700 0 i=Discussion of Mbone Engineering Issues e=mbone@somewhere.com c=IN IP4 224.2.0.1/127 t=0 0 m=audio 3456 RTP/AVP 0 a=rtpmap:0 PCMU/8000 --++ Content-Type: application/x-osip-chat Hi guys, this is where i put my signature...just because I want to do it... --++-- | REGISTER sip:bell-tel.com SIP/2.0 Via: SIP/2.0/UDP saturn.bell-tel.com From: ;tag=19 To: sip:watson@bell-tel.com Call-ID: 70710@saturn.bell-tel.com CSeq: 2 REGISTER Expires: 0 Contact: * | REGISTER sip:bell-tel.com SIP/2.0 Via: SIP/2.0/UDP saturn.bell-tel.com From: ;tag=19 To: sip:watson@bell-tel.com Call-ID: 70710@saturn.bell-tel.com CSeq: 3 REGISTER Contact: sip:tawatson@example.com | REGISTER sip:bell-tel.com SIP/2.0 Via: SIP/2.0/UDP pluto.bell-tel.com From: ;tag=7 To: sip:watson@bell-tel.com Call-ID: 17320@pluto.bell-tel.com CSeq: 1 REGISTER Contact: sip:tawatson@example.com | INVITE sip:bob@one.example.com SIP/2.0 Via: SIP/2.0/UDP sip.example.com;branch=7c337f30d7ce.1 ;maddr=239.128.16.254;ttl=16 Via: SIP/2.0/UDP mouse.wonderland.com From: Alice ;tag=1 To: Bob Call-ID: 602214199@mouse.wonderland.com CSeq: 1 INVITE Contact: Alice Subject: SIP will be discussed, too Content-Type: application/sdp Content-Length: 226 v=0 o=user1 53655765 2353687637 IN IP4 128.3.4.5 s=Mbone Audio t=3149328700 0 i=Discussion of Mbone Engineering Issues e=mbone@somewhere.com c=IN IP4 224.2.0.1/127 t=0 0 m=audio 3456 RTP/AVP 0 a=rtpmap:0 PCMU/8000 | SIP/2.0 180 Ringing Via: SIP/2.0/UDP csvax.cs.caltech.edu;branch=7c337f30d7ce.1 ;maddr=239.128.16.254;ttl=16 Via: SIP/2.0/UDP north.east.isi.edu From: Alice ;tag=1 To: Bob ;tag=3141593 Call-ID: 602214199@mouse.wonderland.com CSeq: 1 INVITE | SIP/2.0 200 OK Via: SIP/2.0/UDP csvax.cs.caltech.edu;branch=7c337f30d7ce.1 ;maddr=239.128.16.254;ttl=16 Via: SIP/2.0/UDP north.east.isi.edu From: Alice ;tag=1 To: Bob ;tag=3141593 Call-ID: 602214199@mouse.wonderland.com CSeq: 1 INVITE Contact: | ACK sip:bob@one.example.com SIP/2.0 Via: SIP/2.0/UDP north.east.isi.edu From: Alice ;tag=1 To: Bob ;tag=3141593 Call-ID: 602214199@mouse.wonderland.com CSeq: 1 ACK | INVITE sip:watson@boston.bell-tel.com SIP/2.0 Via: SIP/2.0/UDP kton.bell-tel.com From: A. Bell ;tag=3 To: T. Watson Call-ID: 662606876@kton.bell-tel.com CSeq: 1 INVITE Contact: Subject: Mr. Watson, come here. Content-Type: application/sdp Content-Length: 237 v=0 o=bell 53655765 2353687637 IN IP4 128.3.4.5 s=Mr. Watson, come here. t=3149328600 0 c=IN IP4 kton.bell-tel.com m=audio 3456 RTP/AVP 0 3 4 5 a=rtpmap:0 PCMU/8000 a=rtpmap:3 GSM/8000 a=rtpmap:4 G723/8000 a=rtpmap:5 DVI4/8000 | SIP/2.0 100 Trying Via: SIP/2.0/UDP kton.bell-tel.com From: A. Bell ;tag=3 To: T. Watson ;tag=37462311 Call-ID: 662606876@kton.bell-tel.com CSeq: 1 INVITE Content-Length: 0 | SIP/2.0 180 Ringing Via: SIP/2.0/UDP kton.bell-tel.com From: A. Bell ;tag=3 To: T. Watson ;tag=37462311 Call-ID: 662606876@kton.bell-tel.com CSeq: 1 INVITE Content-Length: 0 | SIP/2.0 182 Queued, 2 callers ahead Via: SIP/2.0/UDP kton.bell-tel.com From: A. Bell ;tag=3 To: T. Watson ;tag=37462311 Call-ID: 662606876@kton.bell-tel.com CSeq: 1 INVITE Content-Length: 0 | SIP/2.0 182 Queued, 1 caller ahead Via: SIP/2.0/UDP kton.bell-tel.com From: A. Bell ;tag=3 To: T. Watson ;tag=37462311 Call-ID: 662606876@kton.bell-tel.com CSeq: 1 INVITE Content-Length: 0 | SIP/2.0 200 OK Via: SIP/2.0/UDP kton.bell-tel.com From: A. Bell ;tag=3 To: ;tag=37462311 Call-ID: 662606876@kton.bell-tel.com CSeq: 1 INVITE Contact: sip:watson@boston.bell-tel.com Content-Type: application/sdp Content-Length: 130 v=0 o=watson 4858949 4858949 IN IP4 192.1.2.3 s=I'm on my way t=3149329600 0 c=IN IP4 boston.bell-tel.com m=audio 5004 RTP/AVP 0 3 a=rtpmap:0 PCMU/8000 a=rtpmap:3 GSM/8000 | ACK sip:watson@boston.bell-tel.com SIP/2.0 Via: SIP/2.0/UDP kton.bell-tel.com From: A. Bell ;tag=3 To: T. Watson ;tag=37462311 Call-ID: 3298420296@kton.bell-tel.com CSeq: 1 ACK | BYE sip:watson@boston.bell-tel.com SIP/2.0 Via: SIP/2.0/UDP kton.bell-tel.com From: A. Bell ;tag=3 To: T. A. Watson ;tag=37462311 Call-ID: 3298420296@kton.bell-tel.com CSeq: 2 BYE | INVITE sip:t.watson@ieee.org SIP/2.0 Via: SIP/2.0/UDP c.bell-tel.com From: A. Bell ;tag=3 To: T. Watson Call-ID: 31415@c.bell-tel.com CSeq: 1 INVITE Contact: sip:a.g.bell@c.bell-tel.com | INVITE sip:watson@h.bell-tel.com SIP/2.0 Via: SIP/2.0/UDP sip.ieee.org ;branch=3d8a50dbf5a28d.1 Via: SIP/2.0/UDP c.bell-tel.com From: A. Bell ;tag=3 To: T. Watson Call-ID: 31415@c.bell-tel.com CSeq: 1 INVITE Contact: sip:a.g.bell@c.bell-tel.com | SIP/2.0 404 Not Found Via: SIP/2.0/UDP sip.ieee.org ;branch=3d8a50dbf5a28d.1 Via: SIP/2.0/UDP c.bell-tel.com From: A. Bell ;tag=3 To: T. Watson ;tag=87454273 Call-ID: 31415@c.bell-tel.com CSeq: 1 INVITE | ACK sip:watson@h.bell-tel.com SIP/2.0 Via: SIP/2.0/UDP sip.ieee.org ;branch=3d8a50dbf5a28d.1 From: A. Bell ;tag=3 To: T. Watson ;tag=87454273 Call-ID: 31415@c.bell-tel.com CSeq: 1 ACK | INVITE sip:watson@acm.org SIP/2.0 Via: SIP/2.0/UDP sip.ieee.org ;branch=3d8a50dbf5a28d.2 Via: SIP/2.0/UDP c.bell-tel.com From: A. Bell ;tag=3 To: T. Watson Call-ID: 31415@c.bell-tel.com CSeq: 1 INVITE Contact: sip:a.g.bell@c.bell-tel.com | INVITE sip:t.watson@x.bell-tel.com SIP/2.0 Via: SIP/2.0/UDP sip.ieee.org ;branch=3d8a50dbf5a28d.3 Via: SIP/2.0/UDP c.bell-tel.com From: A. Bell ;tag=3 To: T. Watson Call-ID: 31415@c.bell-tel.com CSeq: 1 INVITE Contact: sip:a.g.bell@c.bell-tel.com | INVITE sip:watson@y.bell-tel.com SIP/2.0 Via: SIP/2.0/UDP sip.ieee.org ;branch=3d8a50dbf5a28d.4 Via: SIP/2.0/UDP c.bell-tel.com From: A. Bell ;tag=3 To: T. Watson Call-ID: 31415@c.bell-tel.com CSeq: 1 INVITE Contact: sip:a.g.bell@c.bell-tel.com | SIP/2.0 200 OK Via: SIP/2.0/UDP sip.ieee.org ;branch=3d8a50dbf5a28d.3 Via: SIP/2.0/UDP c.bell-tel.com From: A. Bell ;tag=3 To: T. Watson ;tag=192137601 Call-ID: 31415@c.bell-tel.com CSeq: 1 INVITE Contact: sip:t.watson@x.bell-tel.com | SIP/2.0 200 OK Via: SIP/2.0/UDP sip.ieee.org ;branch=3d8a50dbf5a28d.4 Via: SIP/2.0/UDP c.bell-tel.com Contact: sip:t.watson@y.bell-tel.com From: A. Bell ;tag=3 To: T. Watson ;tag=35253448 Call-ID: 31415@c.bell-tel.com CSeq: 1 INVITE | CANCEL sip:watson@acm.org SIP/2.0 Via: SIP/2.0/UDP sip.ieee.org ;branch=3d8a50dbf5a28d.2 From: A. Bell ;tag=3 To: T. Watson Call-ID: 31415@c.bell-tel.com CSeq: 1 CANCEL | SIP/2.0 200 OK Via: SIP/2.0/UDP sip.ieee.org ;branch=3d8a50dbf5a28d.2 From: A. Bell ;tag=3 To: T. Watson Call-ID: 31415@c.bell-tel.com CSeq: 1 CANCEL | SIP/2.0 487 Request Terminated Via: SIP/2.0/UDP sip.ieee.org ;branch=3d8a50dbf5a28d.2 Via: SIP/2.0/UDP c.bell-tel.com From: A. Bell ;tag=3 To: T. Watson Call-ID: 31415@c.bell-tel.com CSeq: 1 INVITE | ACK sip:t.watson@x.bell-tel.com SIP/2.0 Via: SIP/2.0/UDP c.bell-tel.com From: A. Bell ;tag=3 To: T. Watson ;tag=192137601 Call-ID: 31415@c.bell-tel.com CSeq: 1 ACK | ACK sip:watson@y.bell-tel.com SIP/2.0 Via: SIP/2.0/UDP c.bell-tel.com From: A. Bell ;tag=3 To: T. Watson ;tag=35253448 Call-ID: 31415@c.bell-tel.com CSeq: 1 ACK | BYE sip:watson@y.bell-tel.com SIP/2.0 Via: SIP/2.0/UDP c.bell-tel.com From: A. Bell ;tag=3 To: T. Watson ;tag=35253448 Call-ID: 31415@c.bell-tel.com CSeq: 2 BYE | SIP/2.0 200 OK Via: SIP/2.0/UDP c.bell-tel.com From: A. Bell ;tag=3 To: T. Watson ;tag=35253448 Call-ID: 31415@c.bell-tel.com CSeq: 2 BYE | SIP/2.0 302 Moved temporarily Via: SIP/2.0/UDP c.bell-tel.com From: A. Bell ;tag=3 To: T. Watson ;tag=72538263 Call-ID: 31415@c.bell-tel.com CSeq: 1 INVITE Contact: sip:watson@h.bell-tel.com, sip:watson@acm.org, sip:t.watson@x.bell-tel.com, sip:watson@y.bell-tel.com | SIP/2.0 302 Moved temporarily From: Charlie ;tag=5 To: Alice ;tag=2332462 Call-ID: 27182@caller.com Contact: sip:bob@example.com Expires: Wed, 29 Jul 1998 9:00:00 GMT CSeq: 1 INVITE | INVITE sip:bob@example.com SIP/2.0 Via: SIP/2.0/UDP h.caller.com From: ;tag=5 To: sip:alice@wonderland.com Call-ID: 27182@caller.com CSeq: 2 INVITE Contact: sip:charlie@h.caller.com | INVITE sip:alice@wonderland.com SIP/2.0 Via: SIP/2.0/UDP h.caller.com From: ;tag=5 To: Alice Call-ID: 27182@caller.com CSeq: 1 INVITE Contact: sip:charlie@h.caller.com | SIP/2.0 302 Moved temporarily Via: SIP/2.0/UDP h.caller.com From: ;tag=5 To: Alice Call-ID: 27182@caller.com CSeq: 1 INVITE Contact: | INVITE sip:alice@wonderland.com SIP/2.0 Via: SIP/2.0/UDP h.caller.com From: ;tag=5 To: Alice Call-ID: 27182@caller.com CSeq: 2 INVITE Contact: sip:charlie@h.caller.com | SIP/2.0 606 Not Acceptable Via: SIP/2.0/UDP c.bell-tel.com From: A. Bell ;tag=3 To: T. Watson ;tag=7434264 Call-ID: 14142@c.bell-tel.com CSeq: 1 INVITE Warning: 370 "Insufficient bandwidth (only have ISDN)", 305 "Incompatible media format", 330 "Multicast not available" Content-Type: application/sdp Content-Length: 258 v=0 o=c 3149329138 3149329165 IN IP4 38.245.76.2 s=Let's talk t=3149328630 0 b=CT:128 c=IN IP4 x.bell-tel.com m=audio 3456 RTP/AVP 5 0 7 a=rtpmap:5 DVI4/8000 a=rtpmap:0 PCMU/8000 a=rtpmap:7 LPC/8000 m=video 2232 RTP/AVP 31 a=rtpmap:31 H261/90000 | OPTIONS sip:bob@example.com SIP/2.0 Via: SIP/2.0/UDP cat.wonderland.com From: Alice ;tag=1 To: Bob Call-ID: 6378@cat.wonderland.com CSeq: 1 OPTIONS Accept: application/sdp | SIP/2.0 200 OK From: Alice ;tag=1 To: Bob ;tag=376364382 Call-ID: 6378@cat.wonderland.com CSeq: 1 OPTIONS Content-Length: 81 Content-Type: application/sdp v=0 o=alice 3149329138 3149329165 IN IP4 24.124.37.3 s=Security problems t=3149328650 0 c=IN IP4 24.124.37.3 m=audio 0 RTP/AVP 0 1 3 99 a=rtpmap:0 PCMU/8000 a=rtpmap:1 1016/8000 a=rtpmap:3 GSM/8000 a=rtpmap:99 SX7300/8000 m=video 0 RTP/AVP 31 34 a=rtpmap:31 H261/90000 a=rtpmap:34 H263/90000 | INVITE sip:vivekg@chair.dnrc.bell-labs.com SIP/2.0 TO : ; tag = 1918181833n From : "J Rosenberg " ; tag = 98asjd8 Call-ID : 0ha0isndaksdj@10.1.1.1 cseq: 8 INVITE Via : SIP / 2.0 /UDP 135.180.130.133 Subject : NewFangledHeader: newfangled value more newfangled value Content-Type: application/sdp v: SIP / 2.0 / TCP 12.3.4.5 ; branch = 9ikj8 , SIP / 2.0 / UDP 1.2.3.4 ; hidden m:"Quoted string " ; newparam = newvalue ; secondparam = secondvalue ; q = 0.33 (((nested comments) and (more))) , tel:4443322 v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | INVITE sip:user@company.com SIP/2.0 To: sip:j_user@company.com From: sip:caller@university.edu Call-ID: 0ha0isndaksdj@10.1.1.1 Require: newfeature1, newfeature2 Proxy-Require: newfeature3, newfeature4 CSeq: 8 INVITE Via: SIP/2.0/UDP 135.180.130.133 | INVITE name:John_Smith SIP/2.0 To: isbn:2983792873 From: http://www.cs.columbia.edu Call-ID: 0ha0isndaksdj@10.1.2.3 CSeq: 8 INVITE Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/sdp v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | REGISTER sip:company.com SIP/2.0 To: sip:user@company.com From: sip:user@company.com Contact: sip:user@host.company.com Call-ID: 0ha0isndaksdj@10.0.0.1 CSeq: 8 REGISTER Via: SIP/2.0/UDP 135.180.130.133 Expires: Sat, 01 Dec 2040 16:00:00 GMT | INVITE sip:user@company.com SIP/2.0 To: sip:j_user@company.com From: sip:caller@university.edu Call-ID: 0ha0isndaksdj@10.0.0.1 Accept: text/newformat CSeq: 8 INVITE Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/sdp v=0 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | INVITE sip:user@comapny.com SIP/2.0 To: sip:j.user@company.com From: sip:caller@university.edu Call-ID: 0ha0isndaksdj@10.0.0.1 CSeq: 8 INVITE Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/newformat | NEWMETHOD sip:user@comapny.com SIP/2.0 To: sip:j.user@company.com From: sip:caller@university.edu Call-ID: 0ha0isndaksdj@10.0.0.1 CSeq: 8 NEWMETHOD Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/sdp v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | NEWMETHOD sip:user@comapny.com SIP/2.0 To: sip:j.user@company.com From: sip:caller@university.edu Call-ID: 0ha0isndaksdj@10.0.1.1 CSeq: 8 INVITE Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/sdp v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | REGISTER sip:company.com SIP/2.0 To: sip:j.user@company.com From: sip:j.user@company.com Call-ID: 0ha0isndaksdj@10.0.1.1 CSeq: 8 REGISTER Via: SIP/2.0/UDP 135.180.130.133 Authorization: Digest username="j.user" realm="My Cool Domain" nonce="1234567890abcdef1234567890abcdef" response="1234567890abcdef1234567890abcdef" digest="1234567890abcdef1234567890abcdef" | REGISTER sip:company.com SIP/2.0 To: sip:j.user@company.com From: sip:j.user@company.com Call-ID: 0ha0isndaksdj@10.0.2.2 Contact: sip:j.user@host.company.com CSeq: 8 REGISTER Via: SIP/2.0/UDP 135.180.130.133 Content-Length: 0 | INVITE sip:joe@company.com SIP/2.0 To: sip:joe@company.com From: sip:caller@university.edu Call-ID: 0ha0isnda977644900765@10.0.0.1 CSeq: 8 INVITE Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/sdp v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | INVITE sip:user@company.com SIP/2.0 CSeq: 0 INVITE Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/sdp v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | INVITE sip:user@company.com SIP/2.0 Via: SIP/2.0/UDP 135.180.130.133 CSeq: 0 INVITE Call-ID: 98asdh@10.1.1.1 Call-ID: 98asdh@10.1.1.2 From: sip:caller@university.edu From: sip:caller@organization.org To: sip:user@company.com Content-Type: application/sdp v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | INVITE sip:user@company.com SIP/2.0 Via: SIP/2.0/UDP 135.180.130.133 CSeq: 0 INVITE Call-ID: 98asdh@10.1.1.2 Expires: Thu, 44 Dec 19999 16:00:00 EDT From: sip:caller@university.edu To: sip:user@company.com Content-Type: application/sdp v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | SIP/2.0 200 OK Via: SIP/2.0/UDP 135.180.130.57;branch=0 Via: SIP/2.0/UDP 255.255.255.255;branch=0 Call-ID: 0384840201@10.1.1.1 CSeq: 0 INVITE From: sip:user@company.com To: sip:user@university.edu;tag=2229 Content-Type: application/sdp v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 c=IN IP4 224.2.17.12/127 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | INVITE sip:user@company.com SIP/2.0 To: sip:j.user@company.com From: sip:caller@university.edu Call-ID: 0ha0isndaksdj@10.0.0.1 CSeq: 8 INVITE Via: SIP/2.0/UDP 135.180.130.133;;,; Contact: "" <> ;,"Joe" ;;,,;; Content-Type: application/sdp v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | INVITE sip:user@company.com SIP/2.0 To: sip:j.user@company.com From: sip:caller@university.edu Call-ID: 0ha0isndaksdj@10.0.0.1 CSeq: 8 INVITE Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/sdp Content-Length: 9999 v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | INVITE sip:user@company.com SIP/2.0 To: sip:j.user@company.com From: sip:caller@university.edu Call-ID: 0ha0isndaksdj@10.0.0.1 CSeq: 8 INVITE Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/sdp Content-Length: -999 v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | INVITE sip:user@company.com SIP/2.0 To: sip:j.user@company.com From: sip:caller@university.edu Call-ID: 0ha0isndaksdj@10.0.0.1 CSeq: 8 INVITE Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/sdp Content-Length: 138 v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC asdpasd08asdsdk:;;asd a0sdjhg8a0''...'';;;; | INVITE sip:user@company.com SIP/2.0 To: "Mr. J. User From: sip:caller@university.edu Call-ID: 0ha0isndaksdj@10.0.0.1 CSeq: 8 INVITE Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/sdp Content-Length: 138 v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC |INVITE request with a semicolon-separated parameter in the "user" part. INVITE sip:user;par=u%40h.com@company.com SIP/2.0 To: sip:j_user@company.com From: sip:caller@university.edu Call-ID: 0ha0isndaksdj@10.1.1.1 CSeq: 8 INVITE Via: SIP/2.0/UDP 135.180.130.133 |is illegal because the Request-URI has been enclosed within in "<>". INVITE SIP/2.0 To: sip:user@company.com From: sip:caller@university.edu Call-ID: 1@10.0.0.1 CSeq: 1 INVITE Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/sdp Content-Length: 174 v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 s=SIP Call t=3149328700 0 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | This INVITE has illegal LWS within the SIP URL. INVITE sip:user@company.com; transport=udp SIP/2.0 To: sip:user@company.com From: sip:caller@university.edu Call-ID: 2@10.0.0.1 CSeq: 1 INVITE Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/sdp Content-Length: 174 v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 s=SIP Call t=3149328700 0 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | This INVITE has illegal >1 SP between elements of the Request-URI. INVITE sip:user@company.com SIP/2.0 To: sip:user@company.com From: sip:caller@university.edu Call-ID: 3@10.0.0.1 CSeq: 1 INVITE Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/sdp Content-Length: 174 v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 s=SIP Call t=3149328700 0 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | INVITE with a legal SIP URL containing escaped characters INVITE sip:sip%3Auser%40example.com@company.com;other-param=summit SIP/2.0 To: sip:user@company.com From: sip:caller@university.edu Call-ID: 4@10.0.0.1 CSeq: 1 INVITE Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/sdp Content-Length: 174 v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 s=SIP Call t=3149328700 0 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | INVITE with the illegal use of escaped headers in Request-URI INVITE sip:user@company.com?Route=%3Csip:sip.example.com%3E SIP/2.0 To: sip:user@company.com From: sip:caller@university.edu Call-ID: 5@10.0.0.1 CSeq: 1 INVITE Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/sdp Content-Length: 174 v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 s=SIP Call t=3149328700 0 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | INVITE containing an unknown in the Request URI INVITE name:user SIP/2.0 To: sip:user@company.com From: sip:caller@university.edu Call-ID: 6@10.0.0.1 CSeq: 1 INVITE Via: SIP/2.0/UDP 135.180.130.133 Content-Type: application/sdp Content-Length: 174 v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 s=SIP Call t=3149328700 0 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | OPTIONS with no LWS between display name and < OPTIONS sip:user@company.com SIP/2.0 To: sip:user@company.com From: "caller" Call-ID: 1234abcd@10.0.0.1 CSeq: 1 OPTIONS Via: SIP/2.0/UDP 135.180.130.133 | OPTIONS with extran LWS between display name and < OPTIONS sip:user@company.com SIP/2.0 To: sip:user@company.com From: "caller" Call-ID: 1234abcd@10.0.0.1 CSeq: 2 OPTIONS Via: SIP/2.0/UDP 135.180.130.133 | INVITE with an illegal SIP Date format. INVITE sip:user@company.com SIP/2.0 To: sip:user@company.com From: sip:caller@university.edu Call-ID: 7@10.0.0.1 CSeq: 1 INVITE Via: SIP/2.0/UDP 135.180.130.133 Expires: Fri, 01 Jan 2010 16:00:00 EST Content-Type: application/sdp Content-Length: 174 v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 s=SIP Call t=3149328700 0 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | INVITE with Passed Expries Time INVITE sip:user@company.com SIP/2.0 To: sip:user@company.com From: sip:caller@university.edu Call-ID: 8@10.0.0.1 CSeq: 1 INVITE Via: SIP/2.0/UDP 135.180.130.133 Expires: Thu, 01 Dec 1994 16:00:00 GMT Content-Type: application/sdp Content-Length: 174 v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 s=SIP Call t=3149328700 0 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | INVITE with Max-Forwards Set to Zero INVITE sip:user@company.com SIP/2.0 To: sip:user@company.com From: sip:caller@university.edu Call-ID: 9@10.0.0.1 CSeq: 1 INVITE Via: SIP/2.0/UDP 135.180.130.133 Max-Forwards: 0 Content-Type: application/sdp Content-Length: 174 v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 s=SIP Call t=3149328700 0 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | REGISTER with a Escaped Header in a Legal SIP URL of a Contact REGISTER sip:company.com SIP/2.0 To: sip:user@company.com From: sip:user@company.com Contact: sip:user@host.company.com Call-ID: k345asrl3fdbv@10.0.0.1 CSeq: 1 REGISTER Via: SIP/2.0/UDP 135.180.130.133 Contact: | REGISTER with a Escaped Header in a Illegal SIP URL of a Contact REGISTER sip:company.com SIP/2.0 To: sip:user@company.com From: sip:user@company.com Contact: sip:user@host.company.com Call-ID: k345asrl3fdbv@10.0.0.1 CSeq: 1 REGISTER Via: SIP/2.0/UDP 135.180.130.133 Contact: sip:user@example.com?Route=%3Csip:sip.example.com%3E | INVITE with Long Values in Headers INVITE sip:user@company.com SIP/2.0 To: "I have a user name of extreme proportion" From: sip:caller@university.edu Call-ID: kl24ahsd546folnyt2vbak9sad98u23naodiunzds09a3bqw0sdfbsk34poouymnae004 3nsed09mfkvc74bd0cuwnms05dknw87hjpobd76f CSeq: 1 INVITE My-State: sldkjflzdsfaret0803adgaasd0afds0asdaasd Via: SIP/2.0/UDP sip33.example.com Via: SIP/2.0/UDP sip32.example.com Via: SIP/2.0/UDP sip31.example.com Via: SIP/2.0/UDP sip30.example.com Via: SIP/2.0/UDP sip29.example.com Via: SIP/2.0/UDP sip28.example.com Via: SIP/2.0/UDP sip27.example.com Via: SIP/2.0/UDP sip26.example.com Via: SIP/2.0/UDP sip25.example.com Via: SIP/2.0/UDP sip24.example.com Via: SIP/2.0/UDP sip23.example.com Via: SIP/2.0/UDP sip22.example.com Via: SIP/2.0/UDP sip21.example.com Via: SIP/2.0/UDP sip20.example.com Via: SIP/2.0/UDP sip19.example.com Via: SIP/2.0/UDP sip18.example.com Via: SIP/2.0/UDP sip17.example.com Via: SIP/2.0/UDP sip16.example.com Via: SIP/2.0/UDP sip15.example.com Via: SIP/2.0/UDP sip14.example.com Via: SIP/2.0/UDP sip13.example.com Via: SIP/2.0/UDP sip12.example.com Via: SIP/2.0/UDP sip11.example.com Via: SIP/2.0/UDP sip10.example.com Via: SIP/2.0/UDP sip9.example.com Via: SIP/2.0/UDP sip8.example.com Via: SIP/2.0/UDP sip7.example.com Via: SIP/2.0/UDP sip6.example.com Via: SIP/2.0/UDP sip5.example.com Via: SIP/2.0/UDP sip4.example.com Via: SIP/2.0/UDP sip3.example.com Via: SIP/2.0/UDP sip2.example.com Via: SIP/2.0/UDP sip1.example.com Via: SIP/2.0/UDP host.example.com;received=135.180.130.133;branch=C1C3344E2710000000E2 99E568E7potato10potato0potato0 Content-Type: application/sdp v=0 o=mhandley 29739 7272939 IN IP4 126.5.4.3 s=SIP Call t=3149328700 0 c=IN IP4 135.180.130.88 m=audio 492170 RTP/AVP 0 12 m=video 3227 RTP/AVP 31 a=rtpmap:31 LPC | OPTIONS with multiple headers. OPTIONS sip:135.180.130.133 SIP/2.0 Via: SIP/2.0/UDP company.com:5604 From: sip:iuser@company.com To: sip:user@135.180.130.133 Call-ID: 1804928587@company.com CSeq: 1 OPTIONS Expires: 3600 Contact: sip:host.company.com | INVITE with large number of SDP attributes and telephone subscriber Request-URI (the content-length is also wrong) INVITE sip:+1-972-555-2222;phone-context=name%40domain;new=user?%22Route%3a%20X%40Y%3bZ=W%22@gw1.wcom.com;user=phone SIP/2.0 Via: SIP/2.0/UDP iftgw.there.com:5060 From: sip:+1-303-555-1111@ift.here.com;user=phone To: sip:+1-650-555-2222@ss1.wcom.com;user=phone Call-ID: 1717@ift.here.com CSeq: 56 INVITE Content-Type: application/sdp Content-Length: 320 v=0 o=faxgw1 2890844527 2890844527 IN IP4 iftgw.there.com s=Session SDP c=IN IP4 iftmg.there.com t=0 0 m=image 49172 udptl t38 a=T38FaxVersion:0 a=T38maxBitRate:14400 a=T38FaxFillBitRemoval:0 a=T38FaxTranscodingMMR:0 a=T38FaxTranscodingJBIG:0 a=T38FaxRateManagement:transferredTCF a=T38FaxMaxBuffer:260 a=T38FaxUdpEC:t38UDPR | REGISTER with a contact parameter. REGISTER sip:bell-tel.com SIP/2.0 Via: SIP/2.0/UDP saturn.bell-tel.com From: sip:watson@bell-tel.com To: sip:watson@bell-tel.com Call-ID: 70710@saturn.bell-tel.com CSeq: 2 REGISTER Contact: sip:+1-972-555-2222@gw1.wcom.com;user=phone | REGISTER with a url parameter. REGISTER sip:bell-tel.com SIP/2.0 Via: SIP/2.0/UDP saturn.bell-tel.com From: sip:watson@bell-tel.com To: sip:watson@bell-tel.com Call-ID: 70710@saturn.bell-tel.com CSeq: 3 REGISTER Contact: | INVITE with an Unquoted Display Name Containing Multiple Tokens (????) INVITE sip:t.watson@ieee.org SIP/2.0 Via: SIP/2.0/UDP c.bell-tel.com From: A. Bell To: T. Watson Call-ID: 31414@c.bell-tel.com CSeq: 1 INVITE | INVITE with an Unquoted Display Name Containg Non-Token Characters (should fail...) INVITE sip:t.watson@ieee.org SIP/2.0 Via: SIP/2.0/UDP c.bell-tel.com From: Bell, Alexander To: Watson, Thomas Call-ID: 31415@c.bell-tel.com CSeq: 1 INVITE | INVITE with Unknown (Higher) Protocol Version in Start Line INVITE sip:t.watson@ieee.org SIP/7.0 Via: SIP/2.0/UDP c.bell-tel.com From: A. Bell To: T. Watson Call-ID: 31417@c.bell-tel.com CSeq: 1 INVITE | INVITE with record-route INVITE sip:+1-650-555-2222@iftgw.there.com;user=phone SIP/2.0 Via: SIP/2.0/UDP ss1.wcom.com:5060; branch=2d007.1 Via: SIP/2.0/UDP ift.here.com:5060 Record-Route: From: To: Call-ID: 1717@ift.here.com CSeq: 17 INVITE Contact: Content-Type: application/sdp Content-Length: 151 v=0 o=IFAXTERMINAL01 2890844527 2890844527 IN IP4 ift.here.com s=Session SDP c=IN IP4 iftmg.here.com t=0 0 m=audio 3456 RTP/AVP 0 a=rtpmap:0 PCMU/8000 | SIP/2.0 407 Proxy Authorization Required Via: SIP/2.0/UDP here.com:5060 From: BigGuy To: LittleGuy Call-ID: 12345600@here.com CSeq: 1 INVITE Proxy-Authenticate: Digest realm="MCI WorldCom SIP", domain="sip:ss1.wcom.com", nonce="f84f1cec41e6cbe5aea9c8e88d359", opaque="", stale=FALSE, algorithm=MD5 Content-Length: 0 | INVITE sip:UserB@there.com SIP/2.0 Via: SIP/2.0/UDP here.com:5060 From: BigGuy To: LittleGuy Call-ID: 12345601@here.com CSeq: 1 INVITE Contact: Authorization:Digest username="UserA", realm="MCI WorldCom SIP", nonce="wf84f1ceczx41ae6cbe5aea9c8e88d359", opaque="", uri="sip:ss1.wcom.com", response="42ce3cef44b22f50c6a6071bc8" Content-Type: application/sdp Content-Length: 147 v=0 o=UserA 2890844526 2890844526 IN IP4 here.com s=Session SDP c=IN IP4 100.101.102.103 t=0 0 m=audio 49172 RTP/AVP 0 a=rtpmap:0 PCMU/8000 | SIP/2.0 407 Proxy Authorization Required Via: SIP/2.0/UDP here.com:5060 From: BigGuy To: LittleGuy Call-ID: 12345600@here.com CSeq: 1 INVITE Proxy-Authenticate: Digest realm="WorldCom SIP", domain="sip:ss1.wcom.com", nonce="wf84f1cczx41ae6cbeaea9ce88d359", opaque="", stale=FALSE, algorithm=MD5 Content-Length: 0 | INVITE sip:UserB@there.com SIP/2.0 Via: SIP/2.0/UDP here.com:5060 From: BigGuy To: LittleGuy Call-ID: 12345600@here.com CSeq: 2 INVITE Contact: Proxy-Authorization:Digest username="UserA", realm="WorldCom SIP", nonce="wf84f1ceczx41ae6cbe5aea9c8e88d359", opaque="", uri="sip:ss1.wcom.com", response="42ce3cef44b22f50c6a6071bc8" Content-Type: application/sdp Content-Length: 147 v=0 o=UserA 2890844526 2890844526 IN IP4 here.com s=Session SDP c=IN IP4 100.101.102.103 t=0 0 m=audio 49172 RTP/AVP 0 a=rtpmap:0 PCMU/8000 | SIP/2.0 407 Proxy Authorization Required Via: SIP/2.0/UDP ss1.wcom.com:5060;branch=230f2.1 Via: SIP/2.0/UDP here.com:5060 Record-Route: From: BigGuy To: LittleGuy ;tag=838209 Call-ID: 12345600@here.com CSeq: 2 INVITE Proxy-Authenticate: Digest realm="MCI SIP", domain="sip:ss2.mci.com", nonce="c1e22c41ae6cbe5ae983a9c8e88d359", opaque="", stale=FALSE, algorithm=MD5 Content-Length: 0 | SIP/2.0 407 Proxy Authorization Required Via: SIP/2.0/UDP here.com:5060 Record-Route: From: BigGuy To: LittleGuy ;tag=2341d Call-ID: 12345600@here.com CSeq: 2 INVITE Proxy-Authenticate: Digest realm="MCI SIP", domain="sip:ss2.mci.com", nonce="c1e22c41ae6cbe5ae983a9c8e88d359", opaque="", stale=FALSE, algorithm=MD5 Content-Length: 0 | INVITE sip:UserB@there.com SIP/2.0 Via: SIP/2.0/UDP here.com:5060 From: BigGuy To: LittleGuy Call-ID: 12345600@here.com CSeq: 3 INVITE Contact: Proxy-Authorization:Digest username="UserA", realm="WorldCom SIP", nonce="wf84f1ceczx41ae6cbe5aea9c8e88d359", opaque="", uri="sip:ss1.wcom.com", response="42ce3cef44b22f50c6a6071bc8" Proxy-Authorization:Digest username="UserA", realm="MCI SIP", nonce="c1e22c41ae6cbe5ae983a9c8e88d359", opaque="", uri="sip:ss2.mci.com", response="f44ab22f150c6a56071bce8" Content-Type: application/sdp Content-Length: 147 v=0 o=UserA 2890844526 2890844526 IN IP4 here.com s=Session SDP c=IN IP4 100.101.102.103 t=0 0 m=audio 49172 RTP/AVP 0 a=rtpmap:0 PCMU/8000 | INVITE sip:UserB@there.com SIP/2.0 Via: SIP/2.0/UDP ss1.wcom.com:5060;branch=230f2.1 Via: SIP/2.0/UDP here.com:5060 Record-Route: From: BigGuy To: LittleGuy Call-ID: 12345600@here.com CSeq: 3 INVITE Contact: Proxy-Authorization:Digest username="UserA", realm="MCI SIP", nonce="c1e22c41ae6cbe5ae983a9c8e88d359", opaque="", uri="sip:ss2.mci.com", response="f44ab22f150c6a56071bce8" Content-Type: application/sdp Content-Length: 147 v=0 o=UserA 2890844526 2890844526 IN IP4 here.com s=Session SDP c=IN IP4 100.101.102.103 t=0 0 m=audio 49172 RTP/AVP 0 a=rtpmap:0 PCMU/8000 |