Symmetricom SDU-2000, Руководство пользователя

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12713020-002-2 Revision D – April 2004 SSU-2000 User’s Guide 95
Provisioning and Operating the SSU-2000
Initial Provisioning
2. Set the priority level for each port. Set the input Priority to a value from 0 to 10. 0
indicates that the port is Monitor only and is never selected as a reference signal.
1 is highest priority, and 10 is lowest.
ICS command:
Type
INPUT xAy PRI [pri]
, then press Enter , where x is the slot number, y is
the port number and [pri] is the priority value. Repeat this command for each port
and each slot.
TL1 commands:
SET-PRMTR-INPUT::S1Ay[-z]:123::ON,[pri];
where y is the slot number and z is the port number. This command also sets its
Priority to the value (1–10) indicated. Repeat this command for each port and
each slot.
SET-PRMTR-CCINP::S1Ay[-z]:123::ON,[pri];
for Composite Clock Input modules, This command enables the module (y) and
port (z) and sets its Priority to the value (1–10) indicated. Repeat this command
for each CC Input port and each slot.
3. Disable all slots and/or ports with no connected input signal to prevent spurious
alarms.
ICS command:
Type
INPUT xAy DISABLE
then press Enter , where x is the slot number and y is
the port number. Repeat this command for each unused port and slot.
TL1 command:
SET-PRMTR-INPUT::S1Ay[-z]:123::OFF;
where y is the slot number and z is the port number. Repeat this command for
each unused port and slot.
4. Set the framing type for each input port. Provision DS1 signals to either ESF or
D4; provision E1 signals to CAS or CCS.
ICS command:
Type
INPUT xAy FRAME ESF|D4
, then press Enter , where x is the slot number
and y is the port number. Select either ESF or D4 as appropriate. Repeat this
command for each port and each slot.
TL1 command:
See Step 7, below.
5. Provision the Zero Suppress for each input port.
ICS command:
Type
INPUT xAy ZS ON|OFF
then press Enter , where x is the slot number and y
is the port number. Set ZS to On or Off as appropriate.
TL1 command:
See Step 7, below.