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This topic describes how to troubleshoot the call connection faults.
Symptom
Call connection faults are as follows:
ϒ⁄Connect a Call takes more than ten second.
ϒ⁄The caller will hear busy tone after callee unhooking.
Possible Causes
The possible causes are as follows:
ϒ⁄The prefix attribution is abnormal.
ϒ⁄If the user is SIP, the digitmap is incorrect.
ϒ⁄The length of VU collected digits is incorrect.
ϒ⁄The voice codecs for the calling and called parties are different.
Parent Topic: Call Faults