DEFINITY Enterprise Communications Server Release 7
Maintenance for R7r
555-230-126
Issue 4
June 1999
Maintenance Object Repair Procedures
9-1226PGATE-PT (Packet Gateway Port)
9
1. Enter
busyout data-module
extension or
busyout port UUCSSpp
or
busyout link
link#.
2. Enter
change data-module
extension and set the ‘‘Remote Loop-Around
Test’’ field to ‘‘y.’’
3. Set the switch on the MPDM to local loopback.
4. Enter
disable administered-connection
adm-conn#.
5. Attach a loopback plug to the MPDM and set the switch on the MPDM to
remote loopback.
6. Enter
enable administered-connection
adm-conn#.
7. When the administered connection becomes established at the MPDM,
set remote loopback to normal.
8. Enter
test data-module
extension
long
or
test port UUCSSpp long
or
test link
link#
long
.
9. When finished testing, enter
change data-module
extension and set the
‘‘Remote Loop-Around Test’’ field to ‘‘n.’’
10. Enter
release data-module
extension or
release port UUCSSpp
or
release link
link#.
If a loopback plug is not available, one can be made using a break-out box or
hand-made connector. To loop back an RS232 cable, tie the following pins
together:
To loop back an RS449 cable (often used to connect AUDIX to an IDI), connect
the following pins.
RS232 Cable Loopback
Pins to Join Pin Names
2-3 Transmit-data, Receive-data
4-5 Request-to-send, Clear-to-send
8-20 Carrier-detect, data-terminal-ready
15-17-24 Transmit-clock, Receive-clock, Transmit-clock
RS449 Cable Loopback
Pins to Join Pin Names
4-6 SD-A’, RD-A
5-8-17 ST-A, RS-A’, TT-A’
7-9 RS-A’’, CS-A
12-13 TR-A’, RR-A
22-24 SD-B’, RD-C
