Wide Bank 28 DS3 - Release 2.4
21
T3 Protection and Revertive Configuration
2. Retrieve Current T3 Condition
RTRV-COND-T3:tid::ctag;
Example:
RTRV-COND-T3:tid::ctag;
Response:
tid 2001-08-04 05:05:51
M ctag COMPLD
"DS3-A,T3:PROTNA,NSA,,,,,,\"Protection Unit not Available\""
"DS3-A,T3:IHNSWPR,NSA,,,,,,\"DS3 Facility Protection not Enabled\""
"DS3-A,T3:INHAUTORSTEQPT,NSA,,,,,,\"DS3 Revertive Off\""
;
3. Determine T3 Protection and Revertive Choices
4. To Switch T3 to Protection or Working Controller
The following commands will forcibly move the T3 circuit between the working (DS3-A) and protection
(DS3-B) controllers for testing or maintenance. Switching will be denied only if the equipment status
(RTRV-EQPT) of the other controller is NOT PRESENT (not equipped) or UNKNOWN (equipped but
status unknown).
CAUTION!
T
HESE
COMMANDS
MAY
AFFECT
SERVICE
. B
EFORE
SWITCHING
CONTROLLERS
,
IT
IS
ADVISABLE
TO
PERFORM
A
RTRV-ALM-T3
TO
VERIFY
THAT
THERE
ARE
NO
EXISTING
DS3
ALARMS
ON
THE
OTHER
CONTROLLER
.
NOTE:
If you switch DS3 controllers, your current TL1 session will be terminated. When
you start another TL1 session, you will be logging into the newly active controller.
SW-TOPROTN-T3:tid:ALL:ctag;
SW-TOWKG-T3:tid:ALL:ctag;
If DS3 condition is
Your choice is
T3:IHNSWPR
Allow DS3 automatic protection switching:
ALW-SWTOWKG-T3:tid:ALL:ctag;
T3:IHNSWPR
(does not appear)
Inhibit DS3 automatic protection switching:
INH-SWTOWKG-T3:tid:ALL:ctag;
T3:INHAUTORSTEQPT
Allow DS3 revertive switching to DS3-A:
ALW-AUTORST:tid::ctag::DS3EQPT;
T3:INHAUTORSTEQPT
(does not appear)
Inhibit DS3 revertive switching:
INH-AUTORST:tid::ctag::DS3EQPT;
If T3:PROTNA appears, protection is not
available, either because the second
controller is not installed or has failed.