Polycom HDX Series Administrator's Manual page 159

Code Cause
203 Call Rejected
204 Connection Problem
208 Invalid Address
221 Far Site Busy
222 Site Not Responding
255 ISDN command
processing error
516 Invalid Address
518 Invalid Address
521 Gatekeeper
Problems
531 Invalid Address
534 Gatekeeper
Problems
551 Invalid Address
552 Invalid Address
553 Invalid Address
554 Invalid Address
576 Invalid Address
595 Invalid Address
596 Invalid Address
PathNavigator Errors and Q.850 Cause Codes
Description
The far site system did not accept the call. Check
the calling information and try again.
Your call cannot be completed because the
far-end system is not compatible with the H.323
communication standards used by this system.
The address you entered is not valid. Check the
calling information and try again.
The system you called is busy. Try the call again
later.
The site you called did not answer. Try the call
again later.
The ISDN signaling code has encountered an
error processing an ISDN action. ISDN adapter
busy-wait and retry.
The address you entered is not valid. Check the
calling information and try again.
The address you entered is not valid. Check the
calling information and try again.
Your call could not be completed due to
gatekeeper problems. Try the call again later.
The address you entered is not valid. Check the
calling information and try again.
Your call could not be completed due to
gatekeeper problems. Try the call again later.
The address you entered is not valid. Check the
calling information and try again.
The address you entered is not valid. Check the
calling information and try again.
The address you entered is not valid. Check the
calling information and try again.
The address you entered is not valid. Check the
calling information and try again.
The address you entered is not valid. Check the
calling information and try again.
The address you entered is not valid. Check the
calling information and try again.
The address you entered is not valid. Check the
calling information and try again.
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