• TLS packets not being passed on one link

    Josh Sheehan
    Josh Sheehan
    Hey there, We've got a weird issue with one application failing because it looks like the XG isn't forwarding the TLS packets appropriately on one link. A: XG135 (SFOS 19.0.1 MR-1-Build365) 10.109.10.250 B: XG330 (SFOS 19.0.1 MR-1-Build365…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • HTTPS decryption exception for dropbox server

    Eduardo Noubleau
    Eduardo Noubleau
    Hello everyone, I´m trying to sync my local files using the dropbox app, but it looks like there´s an url that I have to add into the https decryption exception. Has someone the complet list of the url used by dropbox that doesn´t accept the https decryption…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Troubles syncing with the cloud servers

    Eduardo Noubleau
    Eduardo Noubleau
    Hello, I have a MacBook Pro device, and I'm having troubles to sync my local files with cloud servers, like iCloud, dropbox, OneDrive, Goodnotes. I don't know if it's something related to https decryption or something like that. Has someone an idea…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Sophos Firewall - How to manage multiple web exclusions over multiple firewalls

    BoreasJeff
    BoreasJeff
    Hello, I’m seeing that our Sophos XG firewalls are blocking M365 install and updates. What is the best way to push the M365 exceptions out to all firewalls? We currently have about 25 XG firewalls. I found the article Sophos Firewall: Configure web…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • allow url access with port 8080

    Fotit
    Fotit
    Hi all, [xg sophos] i have user who need to access web server on internet so (LAN to WAN) Example: https://webserver.com:8080 How can i create allow this? There is firewall rule already in place wich allow group of users (the user included)…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Malware and Virus protection in Sophos XG

    Sebyoga
    Sebyoga
    Hi there, I discovered Sophos XG and am pleasantly surprised by the configurations that can be put in place to secure your network. A big thank you for the work done on this tool. Also, I managed to create my various firewall rules based on groups…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Website not opening after working before

    Jeff Boucher
    Jeff Boucher
    I have a client that was able to open a government website until just recently. Now when we try to open the site it comes back with err_connection_timed_out error. I checked the policies and ran a policy tester against the site and it is allowed. They…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Aufruf von Links in Google, die als "ANZEIGE" gekennzeichnet sind.

    Jürgen Pilz
    Jürgen Pilz
    Ich bekomme beim Aufruf von Links - die als Anzeige markiert sind - bei der Google-Suche einen Datenschutzfehler: Ihre Verbindung ist nicht privat. Angreifer versuchen möglicherweise Ihre Informationen von 192.168.100.254 zu stehlen (z. B. Kennwörter…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Wifi faster than ethernet

    Carlo
    Carlo
    Hi, Maybe someone can help me with issue I'm facing. I have fast internet connection (around 800 mbps download) and the thing is that I can't pass 20 MB/s when downloading software from Microsoft site using ethernet. When I switch to wireless I'm…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Same Websites blocked and allowed in wrong catagory

    Sarvesh Singh
    Sarvesh Singh
    Hi, We have setup network DLP before the firewall which is connected like, Endpoint >> L2Switch >> Network DLP (centos uses Proxy) >> Sophos Firewall. For Example website Web.workline.hr This website comes under the hrms category which is allowed…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Web Proxy vs DPI

    Ahmad
    Ahmad
    hi, if in firewall rule i use DPI instead of web proxy then if user configure proxy in his browser then that will also go through DPI or via web proxy??? please advise.
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Create a schedule on a policy that allows a specific user to access certain website at a certain time.

    Samwel Wamui
    Samwel Wamui
    We blocked a website category but want a certain IP to have access to the category at a certain scheduled time. How can I achieve this?
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Anyone know how to make exceptions for Splashtop?

    Christian Sosa1
    Christian Sosa1
    Hello, At work I have a situation that Sophos Support has been unable to resolve. We use Addigy as our RMM for Apple devices, to have remote connections it uses Splashtop. We have not able able to add sufficient exceptions or maybe I am doing…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • XGS Firewall - Application Sync - SSL-Inspection - Rules?

    Valvaris Sigma
    Valvaris Sigma
    Hello Sophos Community, I got a Question about designing specific Rules for Applications that are very untransparent how they handle SSL Fingerprinting. Example: From: LAN Zone - From: Specific Host - With Application A (Application RULE 1) - To…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • "Allow All" web filter policy blocks request allowed when there is no web filter policy

    David Hay
    David Hay
    Hi all I am having difficulty troubleshooting a problem with a request from a mobile phone 2-factor authentication app being blocked by our XG firewall (XG125 SFOS 19.0.0 GA-Build317). To test this, I have created a new top-most firewall rule for…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Invalid Traffic for NoSpamProxy/Cyren Antivirus

    Puseidr
    Puseidr
    Hello, we are using NoSpamProxy to filter spam/malicious emails and this software uses Cryen Antivirus to check the mail content. Every email triggers a webrequest to the Cyren Server ( 84.39.152.31 ) on Port 80 but these request are blocked by the…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • TCP Retransmission / RST, ACK - some websites not answering

    FJay
    FJay
    Hello, I have a strange behaviour with Sophos XG. It is happening now on 2 sites. On one site I Have HA (A/P) XG2300 with v19 MR-1. On second I have HA (A/A) XG2100 with v19. I tried 18.5 MR-3 with the same issues. Most of the traffic seems…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Certificate Office365

    Gilang Ramadhan
    Gilang Ramadhan
    I have a problem with Sophos XG and Office365. some computers pop up a warning like the following when opening Ms. Outlook.
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Sophos v19 - Web Proxy or DPI-SSL web filtering & DNS requests

    ADJ
    ADJ
    Hi, I have a question about Web content filtering using either Web proxy or DPI-SSL and DNS requests/resolution. I have Sophos firewall set up in bridge mode with Netgear router as the gateway and for DNS. The Netgear router handles DHCP and DNS…
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • DPI / TLS Scanning exception issue with d1. d2 d3.sophosupd.com when installing Intercept-X for Mac

    LHerzog
    LHerzog
    Hi, today we're facing something new: issues when rolling out the Sophos Endpoint to Mac Books. Windows Endpoints: no problem. They fail to install. Workarounds like https://support.sophos.com/support/s/article/KB-000044045?language=en_US were unsuccessful…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • How to block Tiktok App

    frankyhertz
    frankyhertz
    Hi I'am unable to block Tiktok application and can't even find it in application control. Please help... Thanks...
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • TLS handshake fatal alert: certificate unknown(46).

    ScHwAnG86
    ScHwAnG86
    Hi, I am seeing these errors in the log for some websites which tend to utilise tracking information, particularly those which utilise a CNAME record to point to another address. For example, the website t.myrenews.com.au is a CNAME that resolves…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • PDF generate from our web server behind firewall alwasy blocked

    Disko_boyolali
    Disko_boyolali
    i have server that run code javascript or something that generate pdf file for download or view but alwasy faild or error my server using local addres nat behind the sophos xg. What shoud i have to do to white list this action
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • Internet pages suddenly no longer work 502

    Chriz
    Chriz
    Hello, since today suddenly several internet pages do not work anymore. The browser gives the error message: HTTP ERROR 502 The page is e.g. https://www.ista.com/de/ Firewall is a XG115w (SFOS 19.0.0 GA-Build317 Do you have a solution? Thanks…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
  • SEC_ERROR_EXPIRED_CERTIFICATE for web proxied sites

    Tim M
    Tim M
    Hello, I am a home user of the Sophos XG firewall - SFVH (SFOS 19.0.0 GA-Build317) - and use it to proxy specific sites... one of those things I proxy is google and youtube. Recently, it seems that the certificates that my appliance creates have expired…
    • Answered
    • over 2 years ago
    • Sophos Firewall
    • Discussions
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