Really destroying SIP dialog '29dcddd70b6f9ae22b05e5686a0dd060@212.6.xxx.xxx' Method: OPTIONS Retransmitting #1 (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK22914692;rport From: "asterisk" ;tag=as558c5845 To: Contact: Call-ID: 7e89463c3308631b31f7862650afe408@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:04:59 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Reliably Transmitting (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK5d0f1f8f;rport From: "asterisk" ;tag=as1d0c76ce To: Contact: Call-ID: 4e4f583e32d56d914e436c425f990332@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:05:22 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Really destroying SIP dialog '020b4223488525e4107c0aca64387720@212.6.xxx.xxx' Method: OPTIONS Retransmitting #1 (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK37d9f634;rport From: "asterisk" ;tag=as48f58fbd To: Contact: Call-ID: 477d4be10827f4ab0cfac39b05a6e9c9@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:04:59 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Reliably Transmitting (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK534bfeb4;rport From: "asterisk" ;tag=as58f9f65d To: Contact: Call-ID: 61e3704717d23b152f565da33ec658d1@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:05:22 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Really destroying SIP dialog '21ae02780b4a666b2d2bdc06272afda5@212.6.xxx.xxx' Method: OPTIONS Retransmitting #1 (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK0ab5e270;rport From: "asterisk" ;tag=as6f915af3 To: Contact: Call-ID: 452b6c4c0ba123876e0f41af560555bf@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:04:59 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Really destroying SIP dialog '78b9e26e2f51de834f29142f3ad1c93f@212.6.xxx.xxx' Method: OPTIONS Reliably Transmitting (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK5de57e08;rport From: "asterisk" ;tag=as47b36c5c To: Contact: Call-ID: 0aecb3c00ff1c9c3430f835406cdbc46@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:05:22 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Really destroying SIP dialog '073d6f3d20647e21137ebdaf391ac6bb@212.6.xxx.xxx' Method: OPTIONS Retransmitting #1 (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK373e1a1c;rport From: "asterisk" ;tag=as5d41a40e To: Contact: Call-ID: 7afa89d25b40b43a2b3470d065eaff87@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:04:59 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Reliably Transmitting (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK0a06d6cb;rport From: "asterisk" ;tag=as414bd988 To: Contact: Call-ID: 48391c7268144a1579d703db6cb5b4b7@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:05:22 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Really destroying SIP dialog '4e4c40bd55cac2e97df5c7172be5fcaf@212.6.xxx.xxx' Method: OPTIONS Retransmitting #1 (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK1b8240d2;rport From: "asterisk" ;tag=as79889a4b To: Contact: Call-ID: 601e23c2115cccc5601188eb000a616b@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:04:59 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Reliably Transmitting (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK049a6c45;rport From: "asterisk" ;tag=as11aff824 To: Contact: Call-ID: 05b54f124910986343ad367e2df58184@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:05:22 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Really destroying SIP dialog '0551d903369835a01365e4a102bc63c2@212.6.xxx.xxx' Method: OPTIONS Retransmitting #1 (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK63aaa061;rport From: "asterisk" ;tag=as2df76c6c To: Contact: Call-ID: 66b1f85650df96bf5ab80f71304467b6@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:04:59 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Reliably Transmitting (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK6fe4a99c;rport From: "asterisk" ;tag=as237d2dc8 To: Contact: Call-ID: 05a3f78f30e49b325fe072b97cece987@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:05:22 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Really destroying SIP dialog '3d1676bb503f1a7e13cda9447d9fb817@212.6.xxx.xxx' Method: OPTIONS Retransmitting #1 (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK63dc003f;rport From: "asterisk" ;tag=as33815e84 To: Contact: Call-ID: 77596b0022a2a9234141b8530a374810@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:04:59 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Reliably Transmitting (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK144357de;rport From: "asterisk" ;tag=as29ac01e5 To: Contact: Call-ID: 30b890e624ad58ee57bc7b3a30b67197@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:05:22 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Really destroying SIP dialog '77233b754c36ada4468d3d962199dbdc@212.6.xxx.xxx' Method: OPTIONS Retransmitting #1 (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK161cdb12;rport From: "asterisk" ;tag=as368310b8 To: Contact: Call-ID: 6e361bbe177d14c273aea2ca633ffdbd@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:04:59 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Reliably Transmitting (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK424893f1;rport rom: "asterisk" ;tag=as6430b1e2 To: Contact: Call-ID: 341ee09d1463bd9d4b1dbd4012d1299d@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:05:22 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Really destroying SIP dialog '1ee554cc61af696c3869a3585cb4a766@212.6.xxx.xxx' Method: OPTIONS Retransmitting #1 (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK6e8805fc;rport From: "asterisk" ;tag=as0e37f610 To: Contact: Call-ID: 0904dfce5f894c463a9943d017dae7de@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:04:59 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Reliably Transmitting (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK298286ae;rport From: "asterisk" ;tag=as24216975 To: Contact: Call-ID: 1ff2bcc80b4f3e7475a6e6db36f2c064@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:05:22 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Really destroying SIP dialog '0c65a8403aa022a53ff529453758c175@212.6.xxx.xxx' Method: OPTIONS Retransmitting #1 (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK29a3a210;rport From: "asterisk" ;tag=as72f47d24 To: Contact: Call-ID: 193ea9d40570976b032cbda47cb557ef@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:04:59 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Reliably Transmitting (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK764ee4e1;rport From: "asterisk" ;tag=as63e5e9eb To: Contact: Call-ID: 6bd101394c227fe57d6be3c60f1bdbea@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:05:22 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Really destroying SIP dialog '3793691908a91352307edca94baa7231@212.6.xxx.xxx' Method: OPTIONS Retransmitting #1 (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK5c749b97;rport From: "asterisk" ;tag=as3e262647 To: Contact: Call-ID: 7bb7cb4961f6323426f1a48454e910f0@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:04:59 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Reliably Transmitting (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK6708c623;rport From: "asterisk" ;tag=as11de1d07 To: Contact: Call-ID: 06a508643c781809430b0ef866883cc1@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:05:22 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Really destroying SIP dialog '48f927f078c73f2e07c75fcd1ea6b462@212.6.xxx.xxx' Method: OPTIONS eliably Transmitting (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK71055cc2;rport From: "asterisk" ;tag=as6b0288bc To: Contact: Call-ID: 0335e7186cac468b7088e8e51a34eaca@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:05:22 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Retransmitting #1 (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK502f8bdd;rport From: "asterisk" ;tag=as380df435 To: Contact: Call-ID: 2da1014754f2d37531fad013657c2e98@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:04:59 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Really destroying SIP dialog '5c57f71a039e650753f125057d0fd23b@212.6.xxx.xxx' Method: OPTIONS Retransmitting #1 (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK1eb67d59;rport From: "asterisk" ;tag=as5ef8249a To: Contact: Call-ID: 6b16c01829f2bcb9327e200b690130c3@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:04:59 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Really destroying SIP dialog '28ab68a61acc1f05450e9ca3256060f1@212.6.xxx.xxx' Method: OPTIONS Reliably Transmitting (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK03215c38;rport From: "asterisk" ;tag=as6ecf1bbd To: Contact: Call-ID: 1dc780173567759e385675c61c8727a9@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:05:22 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Retransmitting #1 (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK4da6bd12;rport From: "asterisk" ;tag=as23f1469a To: Contact: Call-ID: 6922499907ba01d9039eb6b711d6acc7@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:04:59 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Really destroying SIP dialog '0688bc1c553def2813ecd88b29e11c86@212.6.xxx.xxx' Method: OPTIONS Reliably Transmitting (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK23a7bf58;rport From: "asterisk" ;tag=as5d05bfb0 To: Contact: Call-ID: 78cfcc943977606d554bc1c0796d2b35@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:05:22 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Retransmitting #1 (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK0d31c13c;rport From: "asterisk" ;tag=as0439d28a To: Contact: Call-ID: 723bb45c07a8657f0d9fd28000944fa5@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:04:59 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0 --- Really destroying SIP dialog '32ddb3ae1a9e9c531ea2326925118237@212.6.xxx.xxx' Method: OPTIONS Reliably Transmitting (no NAT) to 62.206.xxx.xxx:5060: OPTIONS sip:62.206.xxx.xxx SIP/2.0 Via: SIP/2.0/UDP 212.6.xxx.xxx:5060;branch=z9hG4bK05d084b5;rport From: "asterisk" ;tag=as50dd5b78 To: Contact: Call-ID: 41ddfe767434e672463a8ef52a2078e0@212.6.xxx.xxx CSeq: 102 OPTIONS User-Agent: asterisk 1.4.29 Max-Forwards: 70 Date: Mon, 01 Mar 2010 08:05:22 GMT Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO Supported: replaces Content-Length: 0