Maintenance Commands and Trouble-Clearing Aids
555-233-123
8-200 Issue 4 May 2002
NOTE:
The cancel byte is present if the message was built, but could not be sent.
0x6C - ISDN PRI level 2 uplink primitive
R1/R3 change types:
0x01 - session up notification
0x02 - Session down notification
0x6D - ISDN PRI level 2 downlink primitive (not implemented)
R1/R3 change types:
0x01 - link establish request
0x02 - link release request
0x6E - ISDN PRI Unrecognized Messages
Types of failure:
0x01 - outgoing ISDNPRI
0x02 - incoming ISDNPRI
Message[1] = Port Network Number of D-channel port
Message[2] = Reserved
Message[3] = Carrier Address of D-channel port
Message[4] = Port number of D-channel port
Message[5] = change type
Message[1] = Port Network Number of D-channel port
Message[2] = Reserved
Message[3] = Carrier Address of D-channel port
Message[4] = Port number of D-channel port
Message[5] = change type
Message[1] = Port Network Number of D-channel port
Message[2] = Reserved
Message[3] = Carrier Address of D-channel port
Message[4] = Port number of D-channel port
Message[5] = type of failure
Message[6+] = standard ISDN format
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