Troubleshooting Phone Audio Quality - Mitel 3300 Technician's Handbook

Table 45. Troubleshoot Phone Connection
Symptoms
IP to IP calls OK, but
not IP to TDM calls
(rings once, then call
drops).

Troubleshooting Phone Audio Quality

To Troubleshoot Phone Audio Quality Problems
1. Go through Table 46 below.
2. If you cannot solve the problem using Table 46, go
Problems (continued)
Probable Causes
E2T not loaded.
To rule out DHCP problems, and isolate
Note:
network-related issues, we recommend that you
prgram the IP Phone with a static IP Address (see
TSB # 58004933).
through the steps in "Generic Troubleshooting Steps"
on page 144.
Troubleshooting
Corrective Action
1.
Verify that the E2T IP
address is programmed
correclty.
2.
Verify that the E2T IP
address is not used
elsewhere on the
network.
3.
If the E2T IP address
was hardcoded with a
debug table, verify its
settings (see Table 36 on
page 135).
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