Configuring High Availability; Configuring High Availability On The Primary Sonicwall - Dell SonicWALL GX250 Manual

Note: The two SonicWALLs in the High Availability pair sends "heartbeats" over the
LAN network segment. The High Availability feature does not function if the LAN ports
are not connected together.

Configuring High Availability

Configuring High Availability on the Primary SonicWALL

Click High Availability on the left side of the SonicWALL browser window, and then
click Configure at the top of the window.
The top half of the window displays the primary SonicWALL serial number and network
settings. The bottom half of the window displays the backup SonicWALL information
boxes. To configure High Availability, follow the steps below:
1. Connect the primary SonicWALL and the backup SonicWALL to the network, but
leave the power turned off on both units.
2. Turn on the primary SonicWALL unit and wait for the diagnostics cycle to complete.
Configure all of the settings in the primary SonicWALL before configuring High
Availability.
3. Click High Availability on the left and begin configuring the following settings for
the primary SonicWALL:
• LAN IP Address - This is a unique IP address for accessing the primary Son-
icWALL from the LAN whether it is Active or Idle.
SonicWALL Internet Appliance Security Guide Page 157