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61202.029L2-1 ISU 128 User Manual 93
Appendix B
Current Status Messages
This appendix lists the status line messages and their definitions. Messages
shown entirely in capital letters are generated by the ISDN network. Messages
with lower case letters are generated by the ISU 128.
AT&T-5ESS Ready
The ISU 128 is connected to an AT&T 5ESS switch and is ready to place/re-
ceive calls.
Call Connect B1
Bearer channel 1 has been connected and is now active.
Call Connect B2
Bearer channel 2 has been connected and is now active.
CALL xxxxxxx
The ISU 128 is calling phone number xxxxxxx.
DISCONNECTING
The current phone call is being disconnected (hung up).
DMS-100 Ready
The ISU is connected to a DMS-100 switch and is ready to place/receive calls.
Getting TEI #1
The ISU is receiving its first TEI from the network.
Getting TEI #2
The ISU is receiving its second TEI from the network.
ISDN-1 Ready
The ISU 128 is connected to an ISDN-1 compliant switch and is ready to place/
receive calls.