• E-Mails with specific attachments in quarantaine?

    Dominikde Lorme1
    Dominikde Lorme1
    We are using the function in our current Firewall that moves external E-Mails with a specific attachments into the quarantaine. It prevents the User from accidentality clicking on a attachment probably infected with ransomware. Now we are looking for…
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • Message abandoned bei Mails von bestimmter Domain

    Philipp N.
    Philipp N.
    Hi Community, wir haben seit eingier Zeit das Problem, dass Mails von einer bestimmten Domain in ein Timeout beim SMTP-Handling laufen. Zum Einsatz kommt eine SG135 (FW 9.510-5) als SMTp-Proxy konfiguriert. SMTP-Proxy Log: SMTP connection from…
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • Remove SMTP Headers in MTA Mode

    Gary Burch1
    Gary Burch1
    In UTM, I was able to remove certain SMTP headers from outbound emails, but I can't find the same setting in XG. Can anybody point me in the right direction? Many thanks
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • Greylisting problems

    Charmacas
    Charmacas
    Hey, what is bothering me a lot is that Greylisting is not working. That feature does help with Spam but it is not helpful when the mails arrive sometimes half-a-day or even 4 days later. Also when any mail goes through exactly that constellation of…
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • Help with E-mail Protection Configuration

    M.Hegazy
    M.Hegazy
    hello hope you all doing great i have mail server located outside my network and the employees connect to it through outlook (POP3/Custom SMTP) and i was wonder if i can use the xg firewall to protect the network from mail spam and malware even…
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • Can´t send e-mails - authentication error

    MarcoTeixeira
    MarcoTeixeira
    Hi, I'm configuring a XG 115 V.17 (has the lastest firmware). I created rules in firewall for each type of traffic. At this moment, only mail and http/s is allowed. I receive e-mail, but I can´t send (external e-mail servers). Outook gives an error…
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • XG135 filtered Email with zip file (password-protected zip)

    Edtrick Lam
    Edtrick Lam
    Our XG135 filtered incoming Email which have password-protected zip attachment. As log viewer , it only show "QUEUED - Email has been accepted by Device and queued for scanning." Then I will find that email in SMTP Quarantine. - Checked permitting…
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • Smtp enable on XG firewall

    sindbad
    sindbad
    Hi all, I want to enable SMTP on the XG firewall. I opened the service SMTP from LAN to WAN I did a telnet and it's still not open. Am I missing something? Would love to hear from you. Thank you Regards
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • MTA as smart host sends some mail by host record instead of MX

    Jeroen Huurman
    Jeroen Huurman
    We have a Sophos XG of which the MTA is used as a smart host. On some domains it will try to connect to A records instead of MX records. Does this sound familiar to anyone?
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • Cant access exchange OWA

    stxg
    stxg
    Hi, I got a sophos xg 17 with a exchange server on a local IP-adress that I want to acces from the WAN. But with the exchange general rule I cant access it from the WAN or the LAN. I just get a sophos login prompt: I can send mail and receive mail…
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • Mail and other client for e-mail - SMTP error

    bonji
    bonji
    Hi all! Recently, a firewall of your brand was installed in my office. Unfortunately, my colleagues and I find problems when sending mail with various clients (for example, Mail, Thunderbird, etc.). The error that is restituted refers to problems related…
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • how to stop SMTP Open Relay

    Satya T
    Satya T
    Hi Team, I need help to stop the SMTP open Relay on Sophos XG Firewal.. I have installed zimbra mail server and nated public ip through Sophos XG firewall and it is working but now some one using my smtp server to send emails as smtp open relay is…
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • MTA mode Configuration in XG135

    Edtrick Lam
    Edtrick Lam
    As we followed Sophos document to config MTA mode, - Same domain transfer is ok. - Email send from LAN to WAN is ok - can't receive any inbound email from other domain (sender received email: 550 Relay access denied) Our Email server is under…
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • SMTP Email Outbound Not Working

    Leebtish
    Leebtish
    Hi all, Before I raise a call with Sophos, wanted to reach out to the community. We have an XG 230 and so far so good regarding the set up. I'm trying to get SMTP email to flow through the firewall and it's not working not matter what I try. We have…
    • Answered
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • iCloud Inbound and Outbound SMTP

    John Izquierdo
    John Izquierdo
    Hi everyone, Hopefully someone can come to my aid with this issue. I'm new to Sophos Firewall configuration and honestly networking in general so there's a big learning curve here. Situation: There is a user (CEO) for the company I do IT support for…
    • over 6 years ago
    • Sophos Firewall
    • Discussions
  • Configure Canon Copier with Fiery to be able to scan and email XG210 Firewall rule

    Paul Dunn
    Paul Dunn
    Ok, I am stumped and hopefully someone here might be able to help. I have a Canon Copier with a fiery on our network. The printer has an internal ip of 10.20.20.12. I have a NAT rule set up to allow all traffic from a fixed IP address, for example…
    • over 7 years ago
    • Sophos Firewall
    • Discussions
  • SPF Ausnahme hinzufügen, Versand über Website.

    JaPi
    JaPi
    Hallo zusammen, wir haben die folgende Situation: Wir benutzen eine Sophos UTM Version 9.411-3. Unser Exchange-Server befindet sich im lokalen Netz, MX Records sind alle gesetzt. Zusätzlich betreiben wir eine Internetplattform welche über einen…
    • Answered
    • over 7 years ago
    • Sophos Firewall
    • Discussions
  • Mail von nicht existierenen und ungültigen Domains werden angenommen

    GunnarNeise
    GunnarNeise
    Hallo, es kommen ab und zu Spam Mails von "Fake" Absendern durch, hier ein Beispiel mit Wormly SMTP Tool https://www.wormly.com/test-smtp-server : 1e05hs-0001T1-0c <= Gunnar.Neise@Fake.newscom H=tools.wormly.com [96.126.113.160]:43482 P=esmtps X=TLSv1…
    • over 7 years ago
    • Sophos Firewall
    • Discussions
  • XG MTA 550 No Such User or 550 Relay Not Permitted

    Gary K
    Gary K
    All, I'm having an issue. XG Firewall 16.05.6 MR-6 in MTA mode. Exchange 2016 using the XG as a smarthost. I'm having users report that if they send an email to multiple recipients (known correct and valid email addresses) that they often bounce with…
    • over 7 years ago
    • Sophos Firewall
    • Discussions
  • Exclude Photocopier/Scanner from Email Filtering

    DanielLee
    DanielLee
    Hi all, I have an XG 450 (Firmware 16.01.2) with Email Protection running in MTA mode. All is well on the Internet Email front. However, I have Photocopiers set up to Scan to Email and the XG is blocking them with error Invalid HELO or Invalid RDNS…
    • over 7 years ago
    • Sophos Firewall
    • Discussions
  • MTA mode spam check exceptions

    Gary K
    Gary K
    In MTA mode I'm finding messages being held up in the SMTP Quarantine while the sender domain is in the Email--> General Settings --> Spam Check Exceptions list. Does this list not work in MTA mode? Thanks Gary
    • Answered
    • over 7 years ago
    • Sophos Firewall
    • Discussions
  • edit main.cf in etc/postfix possible?

    Mike Bruderer
    Mike Bruderer
    I assume UTM is using postfix in regards to its E-Mail Protection System / SMTP Proxy. Is it possible to edit entries in main.cf permanently (and in files in postfix directory in general) or do they get overwritten when reboot or firmware update is…
    • Answered
    • over 7 years ago
    • Sophos Firewall
    • Discussions
  • Problems sending email notifications from Sophos XG

    floppyraid
    floppyraid
    Hi all. Quick question, if you know the answer, skip everything below this line: Can I completely disable EVERYTHING regarding email scanning on the Sophos XG series? We are using a Sophos XG 105 Rev 2, it shipped with SFOS 16.05.5-233 (according…
    • over 7 years ago
    • Sophos Firewall
    • Discussions
  • XG310 (SFOS 16.05.5 MR-5) - MTA Mode - How do I restrict the WAN IP addresses used?

    MainAccount OfficePartner
    MainAccount OfficePartner
    How do I restrict the WAN IP addresses to receive and send e-mails? I have 2 Wan connections with 5 IP addresses each. Of these, only one IP per WAN connection is to be used for sending and receiving mails. So that for sending only addresses with…
    • over 7 years ago
    • Sophos Firewall
    • Discussions
  • Exceptions for 'Reject invalid HELO or missing RDNS'?

    svk253
    svk253
    Hello, We just switched from the UTM 9 to the XG firewall, and so far I don't really understand why the email protection isn't doing what I expect it to... We are set up in MTA mode, and I have created email policies to allow 1 specific address to skip…
    • over 7 years ago
    • Sophos Firewall
    • Discussions
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