Tadiran Telecom T207M/NP User Manual page 53

Message
CO DISC./USER BUSY:
ON HOOK BY/NORMAL
CLEAR:
CO DISC./CALL REJECTED:
CO DISC./CAUSE #:
Operating the Phone
Making External Calls
The party called is engaged.
The called party has hung up (on hook, idle).
The call cannot be completed because the called party does not allow it.
ISDN protocols define error messages, with codes indicating the cause of failed
connections. See Appendix D: ISDN Cause Numbers on page
41
Definition
T207M, T208M, T207M/NP, T208M/BL User Guide
259.