##1096 [ TX/RX ] Mandatory information element is missing
Cause
• Cause number #96 (Mandatory informa-
tion element is missing) arrived from the
network.
##1097 [ TX/RX ] Message type non-existent or not
Cause
• Cause number #97 (Message type non-ex-
istent or not implemented) arrived from the
network.
Remedy
• Start a communication once again.
• Print out a communications analysis list,
and analyze it.
• Contact the telephone company or the ex-
change manufacturer to find out the nature
of cause number #96.
implemented
Remedy
• Check the terms of the contract for the
specified service, and start a communica-
tion once again.
• Print out a communications analysis list,
and analyze it.
• Contact the telephone company or the ex-
change manufacturer to find out the nature
of cause number #97.
2-165
Chapter 2: Service Error Codes