Cisco D9854, Installation And Configuration Manual, Page: 118 / 440

Chapter 4 Front Panel Operation
94
Note: The hardware firewall may impose different rules for the Management
and Data ports. For example, remote access protocols, such as SSH or HTTP, are
only enabled on the Management port.
Redundancy
Menu Item Description Parameters
Mode Select the redundancy mode for MPEG over
IP or MPE data. Manual Data1/Data2 - Only
use Data1 (port 1) or Data2
(port 2) for output data. The
remaining redundancy
controls below are not
applicable.
Backup: Primary
Data1/Data2 - Use port 1 or
port 2 as the primary data
port and if a physical
connectivity loss occurs, it
will failover to port 2 or port
1 (the backup port).
Mirroring - Send the same
data to both port 1 and port 2.
The remaining redundancy
controls below are not
applicable.
Direction If Backup: Primary Data1/Data2 is set as
the redundancy Mode, set the direction of
the redundancy switch.
Revertive - An attempt is
made to revert back to the
primary port when using the
backup port and the primary
port is active again.
Non-Revertive - Always use
the backup port after a direct
switchover, regardless of the
condition of the primary port.
Delay Forward (ms) Set the time to switch the data port after the
system detects a failure.
0 to 10000 milliseconds
Delay Back (sec) Set the time to wait when reverting back to
the primary port once the primary link is
active again.
Note: If Non-Revertive is set as the
direction, this field does not apply.
1 to 120 seconds