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Asterisk Troubleshooting

Troubleshooting for Asterisk call failures, SIP registration issues, one-way audio, no audio, call drops, DID routing, recording issues, and VoIP server problems.

What it is

Asterisk troubleshooting is for existing PBX or VoIP systems that are already live but not behaving correctly. Triviio investigates the call flow, SIP signaling, RTP path, firewall rules, trunk settings, dialplan logic, logs, recordings, and server health to identify the real cause before making changes.

Who it is for
  • Businesses whose Asterisk server is live but unstable
  • Call centers facing call drops, audio issues, or failed outbound calls
  • Teams with SIP trunks that do not register or route correctly
  • Companies seeing DID, IVR, queue, or recording issues
  • Agencies that need a technical VoIP engineer to debug client systems
Issues we can troubleshoot
  • SIP trunk registration failures and authentication errors
  • One-way audio, no audio, RTP port, NAT, and firewall issues
  • Inbound call failures, outbound call failures, and DID routing problems
  • SIP 403, 404, 408, 480, 486, 503, and timeout-related call failures
  • Dialplan, IVR, queue, ring group, and extension routing issues
  • Call recording not working or recording paths not saving correctly
  • High CPU, overloaded Asterisk processes, and server performance problems
  • Provider/carrier routing issues and codec mismatch problems
  • Security incidents, SIP scanners, brute-force attempts, and suspicious calls
Common use cases
  • Inbound calls reach the trunk but do not ring the correct agents
  • Outbound calls fail for some destinations or carriers
  • Agents can hear customers, but customers cannot hear agents
  • Calls randomly drop after a few seconds or after transfer
  • Recordings are missing, empty, or not attached to the expected lead or call
What we need from you
  • A clear example of one failed call with date, time, caller ID, and destination
  • SIP provider or carrier details and current trunk configuration
  • SSH or admin access to the Asterisk server where possible
  • A brief explanation of what changed before the issue started
  • Any logs, screenshots, SIP traces, or error messages already available

Want to talk through asterisk troubleshooting?

Tell us what you are trying to do and we will send a clear next step.