H I G H A V A I L A B I L I T Y
CLI Commands
11-2
Security Appliance User Guide
Version 3R2
1 1
Figure 11-1: High Availability Functionality Implemented through Custom
Finite State Machines (FSM)
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C L I C O M M A N D S
Following is a partial list of supported HA commands. For more complete
information on these commands, see the
CLI Reference
Guide
.
Command
Description
get ha link
Displays HA link information.
set/unset ha config sync
Enables or disables synchronization between members of the
vsd group.
set ha preempt
Used to preempt the primary node and take over the role of
primary node.
set ha priority...
Sets HA parameters.
set ha interface...
Sets interface parameters.
HA port: EthX
Physical IP: IPA
Manage IP: IPM
Primary Node A
Secondary Node B
Switch
Heartbeat FSM UDP via eth port
•
CLI parameter for HA
Node Election FSM
•
Triggered by Heartbeat
UP/DOWN events
Data Synchronization FSM
•
TCP based
•
Primary sends data to secondary
HA port: EthX
Physical IP: IPB