Portmap
Program	Version	Protocol	Port
portmapper	2	tcp	111
portmapper	2	udp	111

RTSP/1.0 200 OK
CSeq: 1
Public: OPTIONS, DESCRIBE, PLAY, PAUSE, SETUP, TEARDOWN, SET_PARAMETER, GET_PARAMETER
Date:  Sun, Feb 02 2025 14:59:37 GMT

@Ivx\xec\xad\xc1\x94W\x01\x00\x00\x00\x00\xd9\xce:\xbe\xf6\x98\xa5m\x00\x00\x00\x00

HTTP/1.1 401 Unauthorized
Server: Keil-EWEB/2.1
Content-type: text/html
WWW-Authenticate: Basic realm= "ZM_WEB_V10"
Connection: close