OPTIONS sip:nobody@XXXRemAddressXXX:XXXPortXXX SIP/2.0
Via: SIP/2.0/XXXProtoXXX XXXloAddressXXX:XXXloPortXXX;branch=z9hG4bK.0010ce2c;rport;alias
From: sip:sipsak@XXXloAddressXXX:XXXloPortXXX;tag=3c7a11cf
To: sip:nobody@XXXRemAddressXXX:XXXPortXXX
Call-ID: XXXCallIDXXX@XXXloAddressXXX
CSeq: XXXCseqXXX OPTIONS
Contact: sip:sipsak@XXXloAddressXXX:XXXloPortXXX
Content-Length: 0
Max-Forwards: 70
User-Agent: sipsak 0.9.6
Accept: text/plain


