3-8 61204659L1-1A
Section 3, Configuration MX2800 STS-1 User Manual
Network Interface
Min. (Minimum) Switching Period
After a protection switch occurs, the number of seconds entered in this field must pass before another
automatic protection switch is allowed. The default setting is 10 seconds.
Miscellaneous
Loopback Timeout
This option applies for all types of loopbacks and pattern generation tests. Any diagnostic test will expire
independently for each facility according to this option. The default setting is 5 minutes.
Sets the loopback timeout to one of the following values: Disabled, 1 minute, 5 minutes, 10 minutes,
15 minutes, 30 minutes,
45 minutes, 1 Hour
External Clock Configuration
PRI Ext. Clock and SEC Ext. Clock - These options allow selection of the primary and secondary external
clock sources among the external BITS clocks that terminate on the two sets of wire-wrap pins on the back
of the MX2800 STS-1 chassis. If a clock source detects AIS or LOS, the clock becomes invalid. The clock
will be revalidated when the AIS or LOS condition is removed.
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