SIP/2.0 200 OK
Via: SIP/2.0/UDP nm;branch=foo;received=224.45.39.191;rport=26810
To: <sip:nm2@nm2>;tag=1715180726664455216
From: <sip:nm@nm>;tag=root
Call-ID: 50000
CSeq: 42 OPTIONS
Accept-Language: en
Supported: replaces, 100rel, timer
Server: Tilgin Vood HG32x_CSx660-01_09_07_32
X-NAT: nothing
X-Serialnumber: V61100000000-0011334207
Allow: INVITE, UPDATE, ACK, PRACK, BYE, CANCEL, OPTIONS, INFO, REFER, NOTIFY, SUBSCRIBE
Content-Length: 0
