Diagnosing Sip Device Issues - Mitel MiVoice Business 3300 ICP Troubleshooting Manual

Re-home Sequence
Resilient waiting for COMMS UI
(third block flashing)
Phone connected to secondary ICP
(solid block)

10.8 Diagnosing SIP Device Issues

Use the following procedure to diagnose issues with SIP line side devices that are
connected to the 3300 ICP system:
1.
Identify the symptoms:
• No dial tone at SIP device?
• Choppy or one-way audio?
• From an internal display phone what does an internal caller see on display and hear
when calling the SIP endpoint?
• Can you ping the end point unit and the default gateway, proxies from the controller
subnet?
• TLS set takes a long time to come into service following a system reboot (Check the
Registration Timer value on the set and if possible, lower the value to 5 minutes.)
2.
What are the SIP end points devices?
3. What is the software revision of the devices?
4. What is the extension of the device having the issue?
Document Version 1.0
Troubleshooting Guide
Resilient Phone Display
<idle ui line1>
<idle ui line2>
<idle ui line1>
<idle ui line2>
Diagnosing Problems
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