ISDN ANALYZER D1080 - messkom.de

USER’S MANUAL REV. 5 ISDN ANALYZER D1080
B.3. “UNAVAILABLE SERVICES OR OPTIONS”
CLASS
Cause #49 - “quality of service not available”
It indicates that the quality of the service cannot be supplied as
set forth in the CCITT X.213 recommendation (i.. a transit delay
cannot be supported).
Cause #50 - “requested facility not subscribed”
It indicates that the requested supplementary service cannot be
supplied by the network because the user did not subscribe.
Cause #57 - “bearer capability not authorised”
It indicates that the user requested a bearer capability he is not
allowed to user, although implemented by the terminal.
Cause #58 - “bearer capability not presently
available”
It indicates that the user requested a bearer capability that is not
presently available, although implemented by the terminal.
Cause #63 - “service or option not available
unspecified”
It indicates an unavailable service or option when no other cause
in the “unavailable services or options” class is applicable.
APPENDIX B. POSSIBLE VALUES OF THE “CAUSE” FIELD 207