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The called party may not be registered with the Gate Keeper (GK).
Plays error tone after long time
The Gate Keeper (GK) may not be running and the H.323 phone times out before
playing error tone. It can take some time.
Voice quality is not good
The H.323 phone supports packet loss and network jitter to some extend. Above these
levels, the quality can be bad. G.729 codec will have better performance over G.711
codec and may be selected in the configuration.
Call hold does not work properly
Call-hold feature require cooperation from both ends. The behavior is not defined if the
other phone does not support the hold feature.
Speakerphone does not work
The H.323 phone has a speaker to support one-touch dialing, not for speakerphone. The
other party will hear you if you are in speaker mode and voice on speaker may not be
good.
10.6.3. Browser access
No response through browser
Make sure the H.323 phone is connected to the network and you have the correct IP
address of the phone.
To access the H.323 phone if the IP address is unknown
Select the factory default option and restart the phone. Now the phone uses factory
default parameters and it uses a known IP address.
Browser displays server-busy message
It implies that another person is configuring the H.323 phone.
Browser displays logout message
Check the user name and password.
Browser displays logout message while configuring it
It the browser is idle for more than 10 minutes the H.323 phone will terminate the
session. You must restart the browser.
10.6.4. Other functions
Entered factory default key sequence, no response
You must restart the phone.
Entered production test key sequence, no response
You must restart the phone. The H.323 phone will exit the production test mode next
restart.
Entered remote upgrade key sequence, no response
You need to have the software files in TFTP server and the H.323 phone should be
configured with the correct TFTP server and file names.
Entered remote upgrade key sequence, plays unidentified tone
The H.323 phone plays a tone during software download. The H.323 phone will restart
upon successful download.
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Table of Contents
Troubleshooting
