net-snmp

SNMP:
  Uptime: 7588400
  Description: Linux USR-G806 3.10.14 #205 Wed May 13 20:23:25 CST 2020 mips
  Versions:
    1
    3
  Name: USR-G806
  Ordescr: The MIB module for managing IP and ICMP implementations
  Contact: bofh@example.com
  Oruptime: 584
  Engine Boots: 1398
  Engineid Data: 80001f8880bd54510cd5e6bb5e
  Enterprise: 8072
  Objectid: 1.3.6.1.4.1.8072.3.2.10
  Engine Time: 21:04:36
  Orid: 1.3.6.1.2.1.4
  Location: JiNan

RTSP/1.0 401 Unauthorized
CSeq: 1
WWW-Authenticate: Digest realm="Login to add1291188134b14484025ec1bf95168", nonce="f41937274430e65d2a9567fc22aff832"