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Knowledgebase

The Knowledgebase is a searchable database of technical questions and answers to troubleshoot a variety of issues. Compiled by the Barracuda Technical Support team, this interactive tool is designed to be an easy way to solve technical issues.

Knowledgebase Articles (53)

• Why isn't ICMP traffic routed to my LAN with the firewall enabled on my Barracuda Link Balancer?

  • 2 years ago
• Why do I lose access to the LAN UI when plugging one of the WANs to the Barracuda Link Balancer.

  • 2 years ago
• Why can't I ping the WAN IP addresses of my Barracuda Link Balancer from the LAN network?

  • 2 years ago
• Why are ping and traceroute not using the specified link on my Outbound Application Routing Policies on my Barracuda Link Balancer?

  • 2 years ago
• When do I need to configure additional IP addresses on my Barracuda Link Balancer?

  • 2 years ago
• When are inbound rules automatically created for NAT rules on the Barracuda Link Balancer?

  • 2 years ago
• What is the heartbeat algorithm for failovers?

  • 2 years ago
• What information will I find in my Link Balancer's Event Log?

  • 2 years ago
• What information will I find in and how can I manage the Event, Firewall, and VPN logs on my Barracuda Link Balancer?

  • 2 years ago
• How would I configure outbound firewall rules on my Barracuda Link Balancer?

  • 2 years ago
• Is there any SNMP MIB documentation for the Barracuda Link Balancer?

  • 2 years ago
• How will my Barracuda Link Balancer provide failover in the event that one of my internet connections becomes unavailable?

  • 2 years ago
• How many phases does IPSec have?

  • 2 years ago
• How do I setup my Barracuda Link Balancer as a DHCP server?

  • 2 years ago
• How is LAN IP used in the Barracuda Link Balancer?

  • 2 years ago
• How does bandwidth management work with my Barracuda Link Balancer on firmware version 2.1 and above?

  • 2 years ago
• How does the Barracuda Link Balancer determine link connectivity?

  • 2 years ago
• How do I setup my Barracuda Link Balancer as a DHCP server?

  • 2 years ago
• How do I upgrade the firmware on my Barracuda Link Balancers while in High Availability?

  • 2 years ago
• How is my LAN IP used in the Link Balancer with the built in firewall enabled vs. disabled?

  • 2 years ago
• How do I setup the Link Balancer to balance inbound connections?

  • 2 years ago
• How do I install the Barracuda Link Balancer in front of my existing firewall?

  • 2 years ago
• How do I monitor the real-time traffic throughput on my Barracuda Link Balancer?

  • 2 years ago
• How do I get the MIB and REF files for the SNMP Module in a Link Balancer?

  • 2 years ago
• How do I install the Barracuda Link Balancer in front of my existing firewall?

  • 2 years ago
• How do I group the WAN links on my Barracuda Link Balancer and classify the links as primary, backup, or private?

  • 2 years ago
• How do I pass IPSEC VPN traffic through the Barracuda Link Balancer if I am not using the Barracuda Link Balancer as a VPN endpoint?

  • 2 years ago
• How do I configure inbound firewall rules on my Barracuda Link Balancer?

  • 2 years ago
• How do I configure a VPN connection on my Barracuda Link Balancer?

  • 2 years ago
• How do I configure High Availability on my two Barracuda Link Balancers?

  • 2 years ago
• How do I configure My Barracuda Link Balancer to Route traffic to and from my Barracuda Phone System?

  • 2 years ago
• How do I Configure IP/Application Routing for Outbound VPN Traffic in Firewall disabled mode?

  • 2 years ago
• How do I configure Barracuda Cloud Control on my Barracuda Link Balancer?

  • 2 years ago
• How do I configure Bandwidth Management and Quality of Service rules on my Barracuda Link Balancer?

  • 2 years ago
• How do I change the image of the web Interface on My Link Balancer?

  • 2 years ago
• How do I configure Firewall rules on my Barracuda Link Balancer?

  • 2 years ago
• How do I create a Scheduled Report on my Barracuda Link Balancer?

  • 2 years ago
• How do I configure my WAN links on my Barracuda Link Balancer?

  • 2 years ago
• How do I configure my Barracuda Link Balancer to work with VPN traffic?

  • 2 years ago
• How can I use my Barracuda Link Balancer to replace my existing firewall?

  • 2 years ago
• How can I use a link purely as a private link (Only for VPN connections or QoS) on the Barracuda Link Balancer?

  • 2 years ago
• How can I host/delegate an Authoritative DNS domain on my Barracuda Link Balancer?

  • 2 years ago
• How can I create a static route on my Barracuda Link Balancer?

  • 2 years ago
• How can I enable NAT/Port Forwarding on my Barracuda Link Balancer if unable to add additional IP subnets to the existing firewall when the Link Balancer firewall is disabled?

  • 2 years ago
• How can I determine the mac addresses of all the devices/interfaces connected to my Link Balancer?

  • 2 years ago
• How can I configure my Barracuda Link Balancer to send email notifications through my VPN tunnel?

  • 2 years ago
• How can I configure a 1-to-1 NAT or Port Forwarding on my Barracuda Link Balancer using firmware version 1.1 and above?

  • 2 years ago
• How can I access public servers behind the LAN of the Barracuda Link Balancer from the internal network?

  • 2 years ago
• How can I configure my Barracuda Link Balancer as a VPN endpoint?

  • 2 years ago
• How are outbound connections distributed across the links on my Barracuda Link Balancer?

  • 2 years ago
• How can I configure an 'A' record for a domain name without the 'www.' (domain.com) using Authoritative DNS?

  • 2 years ago
• How can I configure DNS on my Barracuda Link Balancer for Internet access?

  • 2 years ago
• Can I Add the '@' as an Alias in a CNAME Record on my Barracuda Link Balancer?

  • 2 years ago