• RCS with iOS18

    Mike Richter
    Mike Richter
    Hi All, Anyone else having issues with iOS18 devices connect to Sophos FW with Web Filtering set to 'Default Policy' and unable to send RCS messages to Android devices? As soon as i turn off Wifi and force cell service, RCS works As soon as i disable…
    • Answered
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Sophos XG SNAT Rule for on prem Exchange

    148Points
    148Points
    Hi, i have a little situation here i don't know how to handle, hopefully someone can give me a hint. Our ISP gave us two public accessible IPv4 adresses, x.x.x.6 and x.x.x.7, however our public gateway is x.x.x.5. Our WAN Interface in the Firewall…
    • Answered
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Mailtransfer doesn't work (legacy mode)

    MartinSKS
    MartinSKS
    Hello, I need support with configuring mail traffic (SMTP) from external via noSpamProxy (DMZ) to the internal Exchange (LAN) and back again. I have largely followed the Sophos instructions "Protect internal mail server in legacy mode" ( ( https://docs…
    • Answered
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Sophos Firewall and Office365 via MTA - was Hybrid, now Online only

    Markus Quirmbach
    Markus Quirmbach
    Hello all, we are using our Sophos XGS-Firewall as a SMTP proxy with MTA. We have an Exchange Hybrid environment. The mail flow right now is as following: OUTBOUND: Exchange Online -> The internet INBOUND: The Internet -> XGS -> Exchange OnPrem…
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Use SFOS as Mailrelay

    Snadro
    Snadro
    Hello Everyone Short description about our current Setup. We have Sophos UTM using as Mail relay solution for all of our internal Applications and Printers. The UTM is connected to M365 which is our Mail server. the UTM is not a Gateway for our normal…
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Chat GPT access

    LSG Admin-Venket
    LSG Admin-Venket
    Dear team, Please let us know how to enable chatGPT access alone. Whitelisting chatgpt.com does not open the page properly. Website is not rendered properly by whitelisting the url in custom category. Please advise.
    • Answered
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Problem beim Starten von Outlook – "Server did not respond to client hello"

    Dome96
    Dome96
    Sehr geehrte Damen und Herren, wir haben derzeit das Problem, dass Outlook nicht gestartet werden kann. In der Protokollansicht erscheinen folgende Fehlermeldungen: bitmask="" key_type="KEY_TYPE__UNKNOWN" key_param="Unknown" fingerprint="" resumed…
    • 3 months ago
    • Sophos Firewall
    • Discussions
  • xg135 email protection white list

    Jürgen Grundmann
    Jürgen Grundmann
    Hallo, wir haben einige Kunden/Partner, deren Mails landen wegen nicht bestandener DKIM-Überprüfung in der Quarantäne und müssen dann händisch freigegeben werden. Das ist lästig. Es müsste doch eine "White List" geben, wo ich diese Adressen eintragen…
    • 3 months ago
    • Sophos Firewall
    • German Forum
  • How to "drop" mails instead of "reject" in MTA mode

    Markus Quirmbach
    Markus Quirmbach
    Hi all! This is a follow-up of a question I posted 7 month ago - and dind't wrote back (sorry!). How to "drop" mails instead of "reject" This is still not resolved, so I ask again: ************ We have a XGS 2300 with SFOS v20 deployed and we…
    • Answered
    • 3 months ago
    • Sophos Firewall
    • Discussions
  • Was benutzt Ihr so? Thema: Anti Spam DNSRL /RBL

    Patrick81
    Patrick81
    Hello everyone, I just wanted to ask out of curiosity what DNSBL/RBL lists you use. I looked at a few providers and after researching them I found the following to be good: Spamhaus zen.spamhaus.org Blocklist.de mail.bl.blocklist.de all.bl.blocklist…
    • Answered
    • 3 months ago
    • Sophos Firewall
    • German Forum
  • Anti Spam Service randomly stopped

    espressodriven
    espressodriven
    Hi all! I have just logged into my Sophos XG (Version SFOS 20.0.2 MR-2-Build378) and saw that the Anti-Spam Service was randomly stopped. I do not stop the service, I checked the SASI-Logfile if there was some sort of crash, but apparently it seems…
    • 3 months ago
    • Sophos Firewall
    • Discussions
  • DNS CNAME? Google Safe Search Enforcement

    yesandno
    yesandno
    Forgive me but I forgot if this is even possible with the XG 330. I am trying to enforce Google Safe Search via DNS with Web Proxy Filtering turned OFF because its blocking a Desktop web app's connection and I have no clue how to fix it other than turning…
    • 3 months ago
    • Sophos Firewall
    • Discussions
  • Why does XG break oauth 2.0 connections?

    rfcat_vk
    rfcat_vk
    Hi folks, Before the upgrade the gmail account used user name and password, after the upgrade the username and password were disabled and oauth 2.0 was the approved security method. Today I upgraded my iPhone and iPad to the latest version of IoS…
    • Answered
    • 3 months ago
    • Sophos Firewall
    • Discussions
  • POPS-IMAPS scanning - Strange, non ASCII character added in certificate.

    triune
    triune
    Hi, I have set up email scanning according to this guide: https://docs.sophos.com/nsg/sophos-firewall/20.0/Help/en-us/webhelp/onlinehelp/AdministratorHelp/Email/HowToArticles/EmailConfigurePOPIMAPScan/index.html#add-a-firewall-rule I have found that…
    • 3 months ago
    • Sophos Firewall
    • Discussions
  • Email Delivery from local copier relays taking a long time

    Michael Chiasson
    Michael Chiasson
    Hi, using a Sophos XGS unit and trying to send a multifunction copier scan to email function to users. We have the XGS setup as an MTA for email purposes. We have the IP Address of our copier set as an allowed relay. We have a policy exception for that…
    • 3 months ago
    • Sophos Firewall
    • Discussions
  • Instagram lädt nur beim dritten Aktualisieren

    wacamos
    wacamos
    Hallo zusammen, derzeit verwende ich die Sophos XG im Homelab und bin daran die Einrichtung vollständig abzuschließen. Dabei trat folgendes Problem auf, dass ich noch nicht lösen konnte: Instagram aktualisiert sich nicht beim Öffnen der App. Aktualisiert…
    • 3 months ago
    • Sophos Firewall
    • German Forum
  • 2 addresses from a domain are not delivered

    brucepott
    brucepott
    HI, we have our firewall configured as transparent emial proxy. All works well, except the following: We can receive all mails from a domain @example.com except for user1@example.com and user2@exacmple.com All other mails from @example.com are delivered…
    • 3 months ago
    • Sophos Firewall
    • Discussions
  • ALLOWING POP3 EMAIL WHEN OFFLINE

    TimothyWanume
    TimothyWanume
    Hello guys our client has XG230 He says that emails for internal communication have to work even when there is no internet. Kindly guide me on how to do it in sophos.
    • 3 months ago
    • Sophos Firewall
    • Discussions
  • webserver || waf || dmz zone

    SatyabrataB
    SatyabrataB
    Hi, we have added a web server behind the WAF in DMZ zone. LAN/WAN- we can access the web server through a public IP address. we have a backup server in the LAN zone. How to do backup Lan to Dmz zone using public IP or private IP of server…
    • 3 months ago
    • Sophos Firewall
    • Discussions
  • Not able to access a website

    Shifna Nizar
    Shifna Nizar
    I am trying to access the website https://uae.tweb.ttfuel.com/v2/ . Its accessible outside the office network. But its not accessible inside the network. Its saying site can't be reached. I am using Sophos xg firewall and I am new to Sophos. I think firewall…
    • 4 months ago
    • Sophos Firewall
    • Discussions
  • to scan email content

    amit singla
    amit singla
    Hi, I want to know how to scan the email attachments and get report of word, excel, pdf files shared by users on email. Can we also see the contents of the file ? we are using XGS136.
    • Answered
    • 3 months ago
    • Sophos Firewall
    • Discussions
  • Website bzw. NginxProxyManager hinter Firewall hosten und freigeben

    Yannick Steinhäuser
    Yannick Steinhäuser
    Hey, Ich bin noch komplett neu in der ganzen Sophos Thematik also bitte Nachsicht. Mein aktueller Aufbau ist wie folgt: Fritzbox --- Sophos Home FW(neuste Version) --- DMZ( Webserver auf VM auf Proxmox) Bis jetzt hatte ich den 0815 Aufbau mit einem…
    • Answered
    • 3 months ago
    • Sophos Firewall
    • German Forum
  • Web Policy

    Randhir Kumar
    Randhir Kumar
    Dear Support Team, Dear Support Team, I have Sophos Firewall XG330 (SFOS 20.0.0 GA-Build222) The Web policy is not working. when i blocked the https then all site all blocked. i checked the policy tester. its web policy is working. But when we open…
    • 3 months ago
    • Sophos Firewall
    • Discussions
  • Understanding TLS Inspection and Valid Certificate Presentation: How Do Some Sites Avoid Appliance-Generated Certificates?

    Sophal Lee
    Sophal Lee
    I’ve noticed that some sites subjected to TLS inspection still present valid certificates from reputable CAs without generating on-the-fly appliance certificates. This behavior seems unusual because, typically, I would expect the appliance to generate…
    • 3 months ago
    • Sophos Firewall
    • Discussions
  • Allow YouTube in a specific site only

    Anesu Dangarembwa
    Anesu Dangarembwa
    We have a learning website, that we want to allow YouTube access to. The website contains YouTube videos that we want to allow. But on the YouTube website we want to block YouTube access. Currently YouTube is being blocked with Application filtering.…
    • 3 months ago
    • Sophos Firewall
    • Discussions
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