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More Knowledgebase Solutions

Compiled by the Barracuda Technical Support team, these Knowledgebase Solutions provide quick and easy answers to frequently asked technical questions. If you can't find your question, please try our search tool.

General How do I set up secure administration using SSL/TLS on my Barracuda Networks product? Why do I get a blank screen when trying to activate my Barracuda Networks product? How do I restore a previous configuration file on any Barracuda Networks product? How do I configure SMB backups for my Barracuda Networks product? How do I activate the Energize Updates subscription for my Barracuda Networks product? Where can I find documentation about rack mounting my Barracuda Networks product model 6x0 and higher?
Barracuda Spam & Virus Firewall How do I configure Outbound/Relay on the Barracuda Spam & Virus Firewall? How can I stop spam from getting through my Barracuda Spam & Virus Firewall? How do I configure LDAP verification on my Barracuda Spam & Virus Firewall? How do I set up a cluster of Barracuda Spam & Virus Firewalls? What are potential causes of "Sender Timeout" on the Barracuda Spam & Virus Firewall? Why won't the Red and Green envelopes display in my Microsoft Outlook after installing the plugin from my Barracuda Spam & Virus Firewall? How should I train the Bayesian database on my Barracuda Spam & Virus Firewall? Can my Barracuda Spam & Virus Firewall block NDRs for messages it never sent? How can I block or tag all emails containing foreign characters on my Barracuda Spam & Virus Firewall? Can my Barracuda Spam & Virus Firewall block NDRs for messages it never sent? Can I prevent spammers from spoofing legitimate users in my domain on the Barracuda Spam & Virus Firewall? In what order does my Barracuda Spam & Virus Firewall apply its Block/Accept policies? Why isn't my Barracuda Spam & Virus Firewall sending out Quarantine Summary emails to my users? How does the Barracuda Spam & Virus Firewall handle file attachment policy? What are PTR records and why might I need them after installing my Barracuda Spam & Virus Firewall? How should I configure SPF checking on the Barracuda Spam & Virus Firewall? How can I make the links in the Quarantine Summary emails on the Barracuda Spam & Virus Firewall use a hostname rather than an IP address? How can I configure POP3 or IMAP mail retrieval on the Barracuda Spam & Virus Firewall? What methods of recipient verification are available on my Barracuda Spam & Virus Firewall? How do they work? How can I have the Barracuda Spam & Virus Firewall look for just the username portion of an email address on my LDAP server? What is the Barracuda Real-Time Protection feature on my Barracuda Spam & Virus Firewall? How does it work? Why isn't mail being delivered from my Barracuda Spam & Virus Firewall to my mail server? How should I use regular expressions with my Barracuda Spam & Virus Firewall? ( Top )
Barracuda Message Archiver How do I configure my Barracuda Message Archiver to work with Microsoft Exchange 2003? How do I configure my Barracuda Message Archiver to work with Novell GroupWise? How do I configure my Barracuda Message Archiver to work with Microsoft Exchange 2007? How do I configure SMB sharing on the Barracuda Message Archiver? How do I configure LDAP/Active Directory integration on my Barracuda Message Archiver? How do I configure my Barracuda Spam & Virus Firewall to work with my Barracuda Message Archiver? How can I integrate my Barracuda IM Firewall with my Barracuda Message Archiver? How do I import PST files into the Barracuda Message Archiver? Can I create an administrator account that is unable to see or read archived emails on the Barracuda Message Archiver? How? How do I create policies and alerts on the Barracuda Message Archiver? How many entries will my Barracuda Networks product store in the logs? Can my Barracuda Message Archiver act as an SMTP proxy? How would I set that up? How do I configure the Barracuda Message Archiver to work with external storage? ( Top )
Barracuda Backup How do I restore files from my Barracuda Backup Service using the Windows Backup Restore Tool? What size subscription plans are available for use with my Barracuda Backup Service? How do I calculate how much offsite storage I need? How do I setup Exchange message level backups with the Barracuda Backup Service? How long is my data stored on the Barracuda Backup Server? ( Top )
Barracuda Web Filter How do I configure Active Directory integration with the DC Agent on my Barracuda Web Filter? Will my Barracuda Web Filter integrate with Terminal Services or Citrix? How can I configure a Barracuda Web Filter as a forward proxy? Does the Barracuda Web Filter support WCCP? How would I set that up? Can I track time spent at specific websites or by particular users on my Barracuda Web Filter? In what order does the Barracuda Web Filter recognize its Block/Accept rules? How do I set up the Barracuda Web Filter DC Agent on a 64-bit system? How can I block IP-based surfing on the Barracuda Web Filter? How should I configure NTLM authentication on my Barracuda Web Filter? Can the Barracuda Web Filter block or allow only portions of a domain? How do I create custom domain categories on the Barracuda Web Filter? ( Top )
Barracuda Web Application Firewall Can I customize the HTML error page received from the Barracuda Web Application Firewall? Can I test my Barracuda Web Application Firewall install without affecting our production environment? How do I activate the Energize Updates subscription for my Barracuda Networks product? How do I troubleshoot errors received when loading an intermediary certificate on my Barracuda Web Application Firewall? Why am I receiving a “Cookie Encryption Key Expired” alert on my Barracuda Web Application Firewall? How do I redirect traffic to a different backend server based on a URL pattern with Barracuda Web Application Firewall? ( Top )
Barracuda Load Balancer How do I deploy Route-Path on the Barracuda Load Balancer? How do I deploy Direct Server Return (DSR) on the Barracuda Load Balancer? Can I load balance SSL traffic with persistence without having to decrypt it on the Barracuda Load Balancer? How can I configure my Barracuda Load Balancer to redirect HTTPS traffic with SSL Offloading? How should I configure the Adaptive Scheduling feature on my Barracuda Load Balancer? How does it work? How do I configure High Availability on my two Barracuda Load Balancers? Do I have to change my Real Server IP addresses when using the Barracuda Load Balancer? How does the Barracuda Load Balancer handle Layer 7 persistence (cookies)? How do I configure SSL offloading on my Barracuda Load Balancer? Why isn't my Barracuda Load Balancer distributing incoming connections to more than one server? How can I tell if Intrusion Prevention (IPS) is working on my Barracuda Load Balancer? How can I configure route-path on my high availability Barracuda Load Balancer pair with switch redundancy? ( Top )
Barracuda Link Balancer How do I install the Barracuda Link Balancer in front of my existing firewall? How do I configure inbound firewall rules on my Barracuda Link Balancer? ( Top )
Barracuda SSL VPN What steps should I take to install and configure my new Barracuda SSL VPN? What are authentication schemes on my Barracuda SSL VPN? What is the difference between the SSL VPN Web Interface and the Appliance Web Interface on my Barracuda SSL VPN? What are Access Rights on my Barracuda SSL VPN? How can I configure them? How are users granted access using Policies to use Resources on my Barracuda SSL VPN? How can I create and configure Policies? ( Top )
Barracuda Web Security Flex How can I uninstall the Barracuda Web Security Agent? How can I copy a Barracuda Web Security Agent config file from one client to another? How can I add additional admin accounts to an existing Barracuda Web Security Flex portal account? What URL do I use for the Barracuda Web Security Flex Directory Sync tool? How do I set up the Barracuda Web Filter Service Directory Sync to run automatically? How can I access Windows updates or help through the Barracuda Web Security Flex? How can I shutdown or reboot a Purewire Adapter? Why do I get the error "unable to connect to the MKS internal error" when using Vsphere and the Barracuda Web Security Agent? ( Top )
Barracuda NG Firewall How do I configure customized http and https ports for HTTP proxy on the Barracuda NG Firewall? How do I retrieve the Barracuda NG Firewall MIB file for SNMP monitoring? ( Top )
Yosemite Server Backup How do I setup a backup job in Yosemite Server Backup that always uses the media available in the device? How do I restore a specific file version or instance in Yosemite Server Backup? How do I restore a specific file version from Yosemite Server Backup to a different location? How do I backup mapped drives with Yosemite Server Backup? How do I bind Yosemite Server Backup to a specific network interface card? ( Top )
Yosemite Desktop/Laptop Backup How do I protect files on a network share with Yosemite Desktop / Laptop Enterprise? How do I create a new data vault in Yosemite Desktop-Laptop and Yosemite FileKeeper? ( Top )