Specifications

Chapter 2: Installing the Barracuda Link Balancer 11
In Front of Your Firewall Installation
These detailed instructions describe how to deploy the Barracuda Link Balancer between the Internet
and your firewall. They provide a method to configure the Barracuda Link Balancer completely
before connecting it to your production system.
Step 1: Prepare for the Installation
Before installing your Barracuda Link Balancer, complete the following tasks:
1. Verify you have the necessary equipment:
• Barracuda Link Balancer, AC power cord (included)
• Ethernet cables
• a PC with a Web browser
Plug in the Barracuda Link Balancer and power it on.
2. If you are enabling inbound access to resources behind the Barracuda Link Balancer, such as a
Web server, you must provide at least one WAN link with a static IP address for receiving the
incoming traffic.
Step 2: Activate the Barracuda Link Balancer with Temporary Network
Settings
Follow these steps to configure the Barracuda Link Balancer with temporary settings and activate it:
1. Change the network settings of a PC with a Web browser installed to use an IP address of
192.168.200.10, subnet mask of 255.255.255.0 and gateway of 192.168.200.200. Depending on
the model, there may be a LAN port on the front of the Barracuda Link Balancer. If there is,
connect an Ethernet cable from the PC to that LAN port.
Configure WAN and LAN Permanent Settings. Configure the Barracuda Link Balancer Firewall.
Permanently Install the Barracuda Link Balancer. Configure Permanent LAN IP Address.
Test Connectivity. Permanently Install the Barracuda Link Balancer.
Test Connectivity.
Note: In this mode with the Barracuda Link Balancer’s firewall disabled, it is necessary to use an
additional static IP address in order to deploy the Barracuda Link Balancer. If you do not have an
extra static IP address, you may need to order one from your ISP.
Table 2.2: Installation Steps
In Front of Firewall Replace Your Firewall