send 637 bytes to udp/[95.141.141.149]:5060 at 12:04:07.477502:
   ------------------------------------------------------------------------
   REGISTER sip:astana.ktc.kz:5060;transport=udp SIP/2.0
   Via: SIP/2.0/UDP 185.22.67.22;rport;branch=z9hG4bK3ejt9c6S7pUFa
   Max-Forwards: 70
   From: <sip:Ast_mindpro_3@astana.ktc.kz:5060>;tag=4Ujj85a1SFBeN
   To: <sip:Ast_mindpro_3@astana.ktc.kz:5060>
   Call-ID: 64df7bbb-e958-4ee6-9bf3-87a10fba4072
   CSeq: 95975659 REGISTER
   Contact: <sip:Ast_mindpro_3@185.22.67.22:5060;transport=udp;gw=75cba220-d53a-45fa-bf4f-aae1b284947e>
   Expires: 3600
   User-Agent: FreeSWITCH-mod_sofia/1.6.8-15-99de0ad~64bit
   Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY
   Supported: timer, path, replaces
   Content-Length: 0

   ------------------------------------------------------------------------
send 645 bytes to udp/[92.46.61.21]:5060 at 12:04:07.477935:
   ------------------------------------------------------------------------
   REGISTER sip:sip.telecom.kz;transport=udp SIP/2.0
   Via: SIP/2.0/UDP 185.22.67.22;rport;branch=z9hG4bK4QBKB8pX4ZH2N
   Max-Forwards: 70
   From: <sip:1651813643@sip.telecom.kz>;tag=54BBa1U4pr10g
   To: <sip:1651813643@sip.telecom.kz>
   Call-ID: 67352bf5-52e9-4310-bb0d-2e313dfc4837
   CSeq: 95975659 REGISTER
   Contact: <sip:gw+48022378-3748-4aa0-9316-426437a38300@185.22.67.22:5060;transport=udp;gw=48022378-3748-4aa0-9316-426437a38300>
   Expires: 3600
   User-Agent: FreeSWITCH-mod_sofia/1.6.8-15-99de0ad~64bit
   Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY
   Supported: timer, path, replaces
   Content-Length: 0

   ------------------------------------------------------------------------
recv 485 bytes from udp/[95.141.141.149]:5060 at 12:04:07.503652:
   ------------------------------------------------------------------------
   SIP/2.0 401 Unauthorized
   Via: SIP/2.0/UDP 185.22.67.22;received=185.22.67.22;branch=z9hG4bK3ejt9c6S7pUFa;rport=5060
   From: <sip:Ast_mindpro_3@astana.ktc.kz:5060>;tag=4Ujj85a1SFBeN
   To: <sip:Ast_mindpro_3@astana.ktc.kz:5060>;tag=SDhi1s899-phh61xrj7a
   Call-ID: 64df7bbb-e958-4ee6-9bf3-87a10fba4072
   CSeq: 95975659 REGISTER
   WWW-Authenticate: Digest realm="1009",nonce="57c672ceeab26be23bc58d2152a425f7ee2cfb5f",opaque="34286937ea3196d27a36dfe52f5e883c",qop="auth"
   Content-Length: 0

   ------------------------------------------------------------------------
recv 441 bytes from udp/[92.46.61.21]:5060 at 12:04:07.520348:
   ------------------------------------------------------------------------
   SIP/2.0 401 Unauthorized
   Via: SIP/2.0/UDP 185.22.67.22;received=185.22.67.22;branch=z9hG4bK4QBKB8pX4ZH2N;rport=5060
   From: <sip:1651813643@sip.telecom.kz>;tag=54BBa1U4pr10g
   To: <sip:1651813643@sip.telecom.kz>;tag=1063091782-1472623453343
   Call-ID: 67352bf5-52e9-4310-bb0d-2e313dfc4837
   CSeq: 95975659 REGISTER
   WWW-Authenticate: DIGEST qop="auth",nonce="BroadWorksXisihzctbTd1iw8kBW",realm="BroadWorks",algorithm=MD5
   Content-Length: 0

   ------------------------------------------------------------------------