SNMP:
  Uptime: 3109055
  Description: Siemens, SIMATIC HMI, XP277, 6AV6 643-0CD01-1AX0, HW: 0, SW: V 1 1 4
  Service: 72
  Versions:
    1
  Ordescr: Sample SysOR Description ...
  Oruptime: 12157
  Objectid: 1.3.6.1.4.1.311.1.1.3.3
  Orid: 1.3.6.1.2.1.11
  Name: HMI_Panel

RTSP/1.0 401 Unauthorized
CSeq: 1
WWW-Authenticate: Digest realm="f0663e58e3a70e19ef02ea39", nonce="122329dc7", algorithm="MD5"

HTTP/1.1 200 OK
Connection: close