The following screenshots illustrate the Web user interface of the Barracuda Link Balancer. Basic - Status Displays the current status of the appliance, including statistics on incoming and outgoing traffic in aggregate or on a per link basis. Basic - Links Allows for configuration of links, including name, type, speeds and other IP addresses connected. This screen also easily shows which WAN ports are active. Firewall - Inbound Allows for configuration of multiple Internet connections, including inbound firewall rules, 1:1 NAT rules and port forwarding. Firewall - Bandwidth Mgmt Controls the Quality of Service (QoS) settings for predefined applications, custom applications and IPs.