user manual

NDA-24233 Issue 2 Page C-3
VisuaLink 128/384 Engineering Guide Appendix C
901 No response from the remote terminal Automatic dialer has timed out. Please check number and try again.
903 Network failure Layer 1 failure. Verify physical network connection.
904 Network failure
Layer 2 failure. Verify the pin out between the CODEC and the
network termination device is correct.
905 Network Failure or wrong contact TEI error. If failure continues contact your carrier.
906 Network Contact Layer 3 (caller timer timed out). Try again.
907 Disconnected by initialization
Negotiation between switch and CODEC has failed. Power the unit
off and on again.
908 Disconnected by initialization
Negotiation between switch and CODEC has failed. Power the unit
off and on again.
912 Disconnected by initialization Software processing other task. Power the unit off and on again.
913 Disconnected by initialization Software processing other task. Power the unit off and on again.
914 Network failure
Lower layer negation has failed. Try again. If problem continues
contact your carrier.
915 Network failure
Lower layer negation has failed. Try again. If problem continues
contact your carrier.
916
The provisioned communication timer
expired
Call condition is No Good. Please check number and try again.
917 Running Network Initialize Procedure
Layer 3 initialization has not completed. Wait a few minutes and try
again.
918 Incorrect registered SPID numbers Check SPID registration.
919 A connection could not be made
CES pointing error. Wait a few seconds and try again. If problem
continues contact your carrier.
980 Disconnected VCE (Video Chip has hung up). Reset the unit and try again.
Table C: ISDN Q.931 Cause Code Definitions
Code Meaning Explanation