Questions tagged [barracuda]

Questions related to products from Barracuda Networks, Inc., a company providing security, networking and storage products based on network appliances and cloud services.

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Any way to bypass Barracuda spam filter for specific addresses?

We are a medium-sized company planning to switch our spam filter service. Right now, our computing solution provider hosts a Barracuda service on its server. Our emails are routed there and filtered ...
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DNS strange behavior for VPN addresses

I'm having this strange behavior when I connect to my company VPN using barracudavpn (my OS is Fedora 36). After connecting network configuration seems ok: $ route -n Kernel IP routing table ...
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How do i found a barracuda custom spam rule: BSF_SC0_TG035b META: Custom Rule TG035b

For some reason we get delivered to the spambox at the providers outlook & hotmail. The reason we see in the deliverability report are the following rules: BSF_SC0_TG035b META: Adjusted rule ...
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Barracuda Message Archiver 501 5.5.4 Invalid arguments - new Exchange-Server

after a Migration to Exchange 2019 I have problems to send mails to the barracuda message archiver from the new servers. The mails are forwarded via a send connector. I allowed the new ip-addresses as ...
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Barracuda Bouncing Emails

I'm not too familiar with all the intricacies of email servers and am curious what you guys think this looks like. Is the receiving blocking it or is this something on our end? The receiving company ...
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Can't receive email from certain office 365 organizations - untrusted root

I have a 2013 exchange server on premises. Two different domains domain1.com domain2.org. They are both validated and whether you send to domain1 or 2 , email gets delivered. Barracuda is in front of ...
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2 votes
1 answer
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Barracuda "Host Access Denied"

i'm trying to setup a zabbix server behind barracuda firewall. Other configurations are working but for some reason this IP is not. "ZABBIX" on our Barracuda is a service configured in this way: The ...
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Importing wildcard certificate from Barracuda appliance to IIS 10

I have a functioning wildcard certificate running on a Barracuda Load Balancer. From what I understand I can use that same certificate on other servers / appliances. The certificate is listed as ...
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1 answer
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Does Barracdua Antispam requires additional smtp relay with lotus domino

Current scenario: We are hosting Lotus Domino Mail Server in our office with public domain. Live ip is configured on main gateway router. When any email from the internet arrives , it comes to our ...
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2 votes
1 answer
2k views

Enabling WebSockets (SignalR) with a Barracuda WAF

I am currently tearing my hair out at work trying to resolve an issue with a web application that uses SignalR over WebSockets where traffic is directed through a Barracuda Web Application Firewall (...
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Getting out of BRBL

About 1 year ago I installed a new webserver (Linux) and I got a new IP address for it. At that time the webserver could not send any email and the IP address had a good reputation. A few months ...
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mydomain->GMail Ok, GMail->mydomain = snailmail

General context : In France ISP : Completel/SFR (something casual) Server Exchange 2013 Barracuda 300 Quite often, about 8/10, mails from Gmail arrive on our server with a huge delay, 11 hours ...
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Barracuda 340 upload ssl license automatically

I am looking for options to see whether it is possible to automate the process of SSL license upgrades with Barracuda model 340 load balancers. I am wondering, if there is a way to upload SSL ...
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Moving contents of Barracuda Archiver to Google Vault

We are looking for a solution to help us move the contents of our Barracuda Email Archiver over to Google Vault. So far we have discovered TransVault (transvault.com). Does anyone know of any other ...
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How to use b.barracudacentral list to prevent website spam on IIS

Has anyone setup the Barracuda Reputation Block List (BBRL) to prevent spam from hitting a webserver? I am a software developer and I am interested in learning how to implement a check with the BRBL ...
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Barracuda.com and crawling / pinger services causing unusual load on web servers

I recently received a large number of hits on my home page from 64.235.153.8. It revolves to barracuda.com I know Barracuda as an enterprise class spam detection/prevention solution. Do they also ...
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Amazon AWS-Web server not accessible through Barracuda WAF

I have just started working with AWS in my new role and have come across setting a new test environment in AWS. As part of this new setup, I am setting up a test web server and this web server has to ...
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Barracuda Archiver syncing folders in a resource domain exchange topology?

I have an Exchange 2013 deployment in a resource domain. The user accounts exist in several trusted domains. For the most of the archiver functionality this works fine. I have found an issue with ...
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3 votes
1 answer
1k views

Why would an MX record have an associated IP Address of localhost?

We are having issues talking to another company. There mails are bouncing back with the error: #< #5.0.0 X-Spam-Firewall; mail for airinuit.ca loops back to myself> #SMTP# I have seen this ...
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Outgoing Messages w/ Empty Sender

I am seeing what strikes me as a strange trend in outgoing mail in my organization. On our Barracuda spam firewall, I noticed in the Top Spam Senders report that our internal Exchange server is by ...
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Prevent MAILER-DAEMON NDRs from deferring in Barracuda

Mail Server: Zimbra 6.0.9 Spam-Firewall: Barracuda Spam Firewall 300 (Firmware v6.1.5.006) All spam firewalls only work so well, and unfortunately some spam will come through. Incoming spam will ...
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Outlook Reply Receipt are sending with a < in the beginning

We have a supplier we get frequent emails from. This supplier requests a read receipt every time we read their emails. Something weird happening though is that when our system sends out the receipt ...
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Barracuda v180 SSL VPN: What is the quick, efficient client connection workflow?

This is a new device (within a year), with current firmware etc. We are finding the client workflow to be cludgy. First the user has to start the vpn agent (desktop app). Then the login is done ...
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1 vote
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Is it possible to specify the order in which Yosemite (Barracuda) backup backs up servers?

We have a server that backs up a number of other servers directly to tape using Barracuda Yosemite Server Backup. To save time, we would like to move the start time back by a couple of hours, however ...
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Barracuda WAF + Elastic Beanstalk [closed]

this is a question for someone who has experience in Barracuda an AWS EB If I have a VPC with single public subnet and I want to protect a EB with this WAF, how is the better mode to procced? ...
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b.barracudacentral.org how configure my firewall

I use a ZyXEL USG200 firewall and I have to put in it the b.barracudacentral.org URL to activate the check of incoming mail. I use an external ISP DNS server and an external hosted email service, both ...
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Barracuda Web Application Firewall WAF - HTTP - Barracuda Does Not Filter Links Clicked on Page

I am trying to figure this out. Basically the virtual IP 192.168.1.110 will filter port 80 to the real ip address 192.168.20.110. I can confirm this in the logs. When I click any link on the page (...
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3 votes
1 answer
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Configure Barracuda Spam Filter behind Postfix to use client IP when do RBL-checking

I have the following setup: Internet -> Postfix Mail setup as Proxy -> Barracuda Spam Filter -> Microsoft Exchange I have tried searching through the documentation and configuration panels to see ...
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Spam Firewall for Exchange 2013 Environment

We are currently using Exchange 2013 and we are interested in the Barracuda Spam Firewall. We are trying to figure out a way around our current email flow setup. We currently have multiple users with ...
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3 votes
1 answer
4k views

Clearing out Barracuda 310 web filter DNS/site cache?

On my network I have a Barracuda 310 web filter installed. After an issue with our ISP suddenly interrupting our DNS service, we switched over to a more reliable DNS on all of our systems. ...
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Exchange 2007 to 2003 attachment missing

I have been tasked with programmatically creating a report and emailing it as an attachment every weekday. This was done fairly easily with a minor hiccup that has yet to be unravelled. The intended ...
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Can't receive password-protected archives in Exchange 2007

First off, the relevant environmental information: I'm running Exchange 2007 behind a Barracuda Spam & Virus Firewall 300. Recently, I've started using a service that sends me a monthly report. ...
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Barracuda Spam Filtering vs. other enterprise level solutions [closed]

I am looking for comparison of enterprise level spam filtering solutions in the context of Barracuda Filtering - pros and cons kind of summary. I did hear a lot of negative noise about Barracuda Spam ...
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2 votes
2 answers
549 views

Barracuda Spam Filtering & Bayesian Learning

I came across best practices from BarracudasNetwork website https://www.barracudanetworks.com/docs/other/barracuda_spam_&_virus_firewall_bayesian.pdf These recommendations suggest to keep good ...
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1 vote
1 answer
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Barracuda Web Filter - useful without updates?

I have a Barracuda Web Filter 210 that was stored away in our vast IT junkyard about two years ago by previous IT. I recently came across it and wanted to put it to use but found that it's ...
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How to detect secure (https) requests behind barracuda firewall?

I've got a number of websites behind a barracuda appliance, on which an SSL certificate is configured. It forwards the requests to IIS as HTTP, without any information about whether the original ...
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1 vote
1 answer
1k views

Barracuda/ASA IPSEC tunnel is closing (which is ok, on idle) but can only be raised from the Barracuda side

We have a IPSEC tunnel set up between our ASA and a Barracuda NG on the other side. The tunnel is functional, except it seems to have a very short idle time-out (couple of seconds) and it can only be ...
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3 votes
0 answers
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Barracuda SSL VPN Managing Users

Not really sure if this is the right site to be posting on, but I have a question about my Barracuda SSL VPN. I know there is a built-in user database on the VPN. Is there some way (in my asp.net ...
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2 votes
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Barracuda 660 WAF SNMP - Barracuda-BWS::totalAttacks

I've come across a little problem with retrieving stats via SNMP from a Barracuda Web Application Firewall 660. According to both the documentation (page 211), and the MIB defination, doing an SNMP ...
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3 votes
1 answer
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Barracuda not delivering external email

I have a Barracuda 300, sometime yesterday afternoon, roughly 5:30, the Barracuda stopped delivering external emails to our exchange users and instead, it began marking all those messages as 'deferred'...
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2 answers
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What is a good alternative to email archive appliances for MS Exchange? [closed]

I'm currently using a Barracuda Networks Message Archiver 350 appliance for email archiving (since 2008). I've been updating the Barracuda firmware as soon as a new version is released. The ...
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0 votes
1 answer
3k views

Exchange 2010 & Barracuda: authorised users only?

my exchange server works fine, receiving and sending mail works as expected. now we want to use our barracuda spam firewall as we used it with our old linux mail server. after setting it up, receiving ...
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4 votes
2 answers
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Barracuda tagging email with 'date grossly in the future.'

I have a Barracuda 300. Granted it's running on some old firmware and the Energize updates are quite outdated. I'd like to update them, but, not my financial decision to do so. Starting around the ...
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5 votes
2 answers
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Can a Barracuda Spam Filter 300 reject mail based on DNS?

Can a Barracuda SF 300 reject mail based on DNS? Specifically can it respond with a 4XX code for mail claiming to be from a domain without a valid MX or A record (similar to postfix's ...
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8 votes
4 answers
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What to do with an out-of-warranty Barracuda Spam/Web filter?

I'm working with an organization that would like to start using a old Barracuda Spam Filter 300 unit. I've sold and configured plenty of these, but was surprised to see that this unit's warranty ...
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2 votes
5 answers
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What's a good alternative to the Barracuda Spam Appliance? [closed]

Searching for Barracuda alternatives didn't yield much. Can anyone recommend a good spam appliance like Barracuda? I want something that will strip bad stuff out like if I have a .txt attachment ...
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2 votes
5 answers
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Open Source or lower-cost alternatives to Barracuda Spam Filter [closed]

I'm aware of SpamAssassin-based solutions, but I'm looking for a free or low(er) cost spam filtering solution that's similar in functionality to the Barracuda Spam Filter. The Barracuda works well, ...
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0 votes
5 answers
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Barracuda spam filter alternative - virtualization/appliance friendly?

I've sold and deployed Barracuda spam and web filters for years. I've always thought that the functionality was good (Barracuda Central, easy interface, effective filtering), but the hardware on the ...
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1 answer
660 views

SQL Server Offsite Backups

We have about !TB of SQL Server databases, and these databases generate about 200GB of data changes each day. Up to this point we have been doing Weekly full backups, daily diff backups, and hourly ...
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1 vote
1 answer
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Will Yosemite Server backup 8.1 work on Windows Server 2008 R2 to backup Exchange 2010?

I've inherited the backup support of some Windows server 2003 machines that used Yosemite Server backup 8.1 The company has joined the BizSpark program and want to use the license of Windows Server ...
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