Cisco D9859, Руководство по установке и настройке

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Setting up Input Information
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3 In the Signal Lock Period field, enter the time, in seconds, the unit must wait for
a signal lock before declaring that the signal is not usable and move on to the
next search location in the search path. You can enter a value in the range from 5
to 255 seconds. The default is 30 seconds.
4 In the Signal Loss Period field, enter the time, in seconds, the unit must wait
(after detecting a signal loss) before declaring a disaster. You can enter a value in
the range from 5 to 2160000 seconds. The default is 30 seconds.
5 In the Signal Verify Period field, enter the time, in seconds, the unit must wait
for the PAT table to verify the signal has a valid transport. You can enter a value
in the range from 10 to 255 seconds. The default is 60 seconds.
6 The Search Path area determines the search order of backup transports when a
disaster occurs. For a list of triggers, see Disaster Recovery (on page 6). During a
disaster, the unit will attempt to tune to the backup transport, based on the
Search Path configured. The table displays the origin and backup channels for
PE1 and PE2.
The
Origin column is automatically updated when the RF Input is enabled and
configured. For more information, see Setting up the RF Input (on page 141).
Disaster Recovery supports up to three backups. To configure Backup 1, 2, or 3:
a
Click the Backup 1 , Backup 2 , or Backup 3 radio button.
b
Click Edit/Enable . A window is displayed, with tuning parameters.
c
For information on the tuning parameters, see Setting up the RF Input (on page 141).
For information on the Net ID field, see Setting up SI Receive Parameters (on page
148).
Note: The RF input in the Input Setup page must be configured to match the
bandwidth of the backup parameters.
d
Click OK .