recv 896 bytes from udp/[192.168.1.220]:5061 at 19:10:07.397462:
   ------------------------------------------------------------------------
   INVITE sip:300@192.168.1.105 SIP/2.0
   Via: SIP/2.0/UDP 192.168.1.220:5061;branch=z9hG4bK-8bcb6e4d;rport
   From: <sip:500@192.168.1.105>;tag=315538678f59553do1
   To: <sip:300@192.168.1.105>
   Call-ID: c9b80f2f-51732d15@192.168.1.220
   CSeq: 101 INVITE
   Max-Forwards: 70
   Contact: <sip:500@192.168.1.220:5061>
   Expires: 240
   User-Agent: Linksys/SPA942-5.1.15(a)
   Content-Length: 401
   Allow: ACK, BYE, CANCEL, INFO, INVITE, NOTIFY, OPTIONS, REFER
   Supported: replaces
   Content-Type: application/sdp
   
   v=0
   o=- 31315961 31315961 IN IP4 192.168.1.220
   s=-
   c=IN IP4 192.168.1.220
   t=0 0
   m=audio 16386 RTP/AVP 0 2 4 8 18 96 97 98 101
   a=rtpmap:0 PCMU/8000
   a=rtpmap:2 G726-32/8000
   a=rtpmap:4 G723/8000
   a=rtpmap:8 PCMA/8000
   a=rtpmap:18 G729a/8000
   a=rtpmap:96 G726-40/8000
   a=rtpmap:97 G726-24/8000
   a=rtpmap:98 G726-16/8000
   a=rtpmap:101 telephone-event/8000
   a=fmtp:101 0-15
   a=ptime:30
   a=sendrecv
   ------------------------------------------------------------------------