🛡️ Defensive monitoring & troubleshooting (authorized use only) If you manage a VoIP deployment or are investigating an incident with permission, capture traffic on a mirrored port or the affected host and focus on troubleshooting indicators: SIP signaling problems, RTP stream drops, codec mismatches, packet loss, jitter, and high latency. These issues cause call quality problems and are legitimate reasons to inspect VoIP traffic. 🔎 What to look for (high-level) Check SIP messages for registra