
Configuring WAN Line Services
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Using the BCC
To set the primary clock source, navigate to the mct1 prompt (for example
,
box
;
mct1/1/1
) and type:
primary-clock
variable
For example:
mct1/1/1#
primary-clock loop1
Using Site Manager
See the Primary Clock parameter on page A-35 for information.
Setting the Secondary Clock Source
On DMCT1 net modules and QMCT1 or QMCT1 w/ DS0A link modules only,
you can specify a backup source for timing signals:
Using the BCC
To set the secondary clock source, navigate to the mct1 prompt (for example,
box
;
mct1/1/1
) and type:
secondary-clock
variable
For example:
mct1/1/1#
secondary-clock loop2
BCC Options Site Manager Options Description
internal Internal The default; uses the clock chip on the link
or net module
loop1 Port 1 Ext Loop Uses the signal coming in from port 1
loop2 Port 2 Ext Loop Uses the signal coming in from port 2
loop3 Port 3 Ext Loop Uses the signal coming in from port 3 on a
QMCT1
loop4 Port 4 Ext Loop Uses the signal coming in from port 4 on a
QMCT1
external Auxiliary Ext Uses an external source via port 1 on a
QMCT1
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