EXFO FTB-1, User Manual

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Test Results
NetBlazer
355
ISDN Logger

SATUS ENQUIRY message is sent by the user or the network at any
time to solicit a STATUS message from the peer layer 3 entity.
Sending a STATUS message in response to a STATUS ENQUIRY
message is mandatory.

STATUS message sent is by the user or the network in response to
a STATUS ENQUIRY message or at any time during a call to report
certain error conditions.

PROGRESS
message is sent by the user or the network to indicate
the progress of a call in the event of interworking or in relation with
the provision of in-band information/patterns.

RESTART message is sent by the user or network to request the
recipient to restart (return to an idle condition) the indicated
channel(s) or interface.

RESTART ACK
message is sent to acknowledge the receipt of the
RESTART message and to indicate that the requested restart is
complete.

Event XXX - Additional Information displays additional information
on the selected event having the icon . Additional information is
available for six message types.
Message Type Additional information
DISCONNECT Cause Value , Cause Definition , Location
RELEASE
RELEASE COMPLETE
PROGRESS Progress Desc. No. , Progress Description , Location
SETUP Calling number , Called number
STATUS Cause Value , Cause Definition , Location , Call State