nginx

HTTP/1.1 200 OK
Server: nginx
Date: Sun, 02 Feb 2025 12:54:12 GMT
Content-Type: text/html
Content-Length: 494
Last-Modified: Sat, 21 Dec 2024 16:27:52 GMT
Connection: keep-alive
Keep-Alive: timeout=20
ETag: "6766ec88-1ee"
Cache-Control: no-cache
Accept-Ranges: bytes

nginx

HTTP/1.1 200 OK
Server: nginx
Date: Mon, 27 Jan 2025 01:19:34 GMT
Transfer-Encoding: chunked
Connection: keep-alive
Keep-Alive: timeout=20
Cache-control: no-store

SIP/2.0 404 Not Found
From: <sip:nm@nm>;tag=root
To: <sip:nm2@nm2>;tag=1905cf8-387b3097-13c4-5506-1e7d3c-202fe004-1e7d3c
Call-ID: 50000
CSeq: 42 OPTIONS
User-Agent: DLink VoIP Stack
Supported: replaces,timer,100rel
Via: SIP/2.0/UDP nm;received=224.149.4.68;rport=26810;branch=foo
Content-Length: 0