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  1. Kwebbl
  2. Network / Firewall

Network / Firewall

Tracing

  • How to monitor the audio quality on a Yealink device
  • Why do we see a sporadic 401 Unauthorized SIP response?
  • How to open a trace (PCAP file)?
  • How to perform a trace from a Yealink device?

Tools

  • Voip Connection Analyzer - Mac/Linux
  • VoIP Connection Analyzer - Windows
  • SIP ALG detector

General

  • How to change packetization time in a Fritzbox device?
  • How to perform a ping or traceroute?
  • Which IPs should I whitelist in my firewall?
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