• DMZ Configuration

    Geoffrey Njoga
    Geoffrey Njoga
    Hello Team. I recently deployed a sophos xgs 3300 firewall. I am very green in regards to the firewall but I have managed to set it up and get the LAN and remote sites to access the network services. The challenge I am facing is making my public servers…
    • 3 days ago
    • Sophos Firewall
    • Discussions
  • xg firewall rule for nvr

    SATPAL BHATIA
    SATPAL BHATIA
    Dear Team, How to configure NVR rule on firewall. So that I can access the cameras through static IP from anywhere. Regards, Satpal.
    • 4 days ago
    • Sophos Firewall
    • Discussions
  • Unable to access captive portal using Lets Encrypt certificate

    Tyler VanDorn
    Tyler VanDorn
    Problem: When I go to the portals from my LAN zone I can get into all of them except the captive portal. Ports 4443 (user) , 4444 (admin) work. Port 8090 gives me an error in the browser: Firefox v133.0: PR_END_OF_FILE_ERROR Chrome v131.0.6778.87: ERR_CONNECTION_CLOSED…
    • Answered
    • 4 days ago
    • Sophos Firewall
    • Discussions
  • v21 Let's Encrypt Cert creation and renewal fails, whan NAT Rule for HTTP/HTTPS exists

    PCPCH
    PCPCH
    On one of our XGS-firewalls, we need a NAT rule for HTTP/HTTPS. On this firewall, it's not possible to create or renewal a Let's Encrypt Cert. We need to disable the NAT rule, then it works to create/renewal the certificate. But this can't be the…
    • 4 days ago
    • Sophos Firewall
    • Discussions
  • Sophos Firewall v21.0 GA - Kyber TLS (Edge/Chrome) connection reset error for transparent TLS decryption

    AIFS IT Support
    AIFS IT Support
    We recently upgraded our Sophos XGS 4300 to SFOS v21. Since then, we are finding that a number of our users were receieving connection reset messages in their browser (Edge and Chrome) when attempting to access some websites with transparent TLS decryption…
    • 7 days ago
    • Sophos Firewall
    • Discussions
  • Classification query

    rfcat_vk
    rfcat_vk
    Hi folks, a question for those who can provide guidance and maybe even answer. The daily report shows various classifications for NTP type traffic. 1/. 2/. 3/. I was reviewing the hairpin NAT configurations and found there were some items…
    • 7 days ago
    • Sophos Firewall
    • Discussions
  • Bandwidth Limit

    Jabir V
    Jabir V
    how to allocate bandwidth limit to specific IP or IP class?
    • Answered
    • 10 days ago
    • Sophos Firewall
    • Discussions
  • 2 WAN-Links (use primary one, and only if failover the second) - Problem with DNAT on failover Interface

    nils50122
    nils50122
    Hello, we have an question because in the past we have problems with DNAT when configuring our two WAN-links as active/passive. As a workaround we configured the two interfaces as active/active, but now the problem is the second link (which is limited…
    • 12 days ago
    • Sophos Firewall
    • Discussions
  • How to import an external ip list into an ip host group via API

    support_einsal
    support_einsal
    Hello community, We want to fetch a list of IP addresses from a webserver and (dynamically) import them into a host group on our firewall (Sophos XGS3100 Vers. SFOS 20.0.2 MR-2-Build378 ). Our plan is to use the API along with a Python script that downloads…
    • 13 days ago
    • Sophos Firewall
    • Discussions
  • a small question about understanding network statistics (CLI)

    Thomas op het Veld
    Thomas op het Veld
    on a sophos firewall (e.g. xgs136) I can view the interface statistics via the CLI. (command: show network interfaces) At the output I notice that there are many dropped packets at RX state (receive).(LAN Interface) Port1 Zonetype:LAN MAC Address…
    • 13 days ago
    • Sophos Firewall
    • Discussions
  • Invalid Traffic / Invalid TCP state (no routing issue)

    Gerhard Sauer
    Gerhard Sauer
    Hello, I have a problem with mainly HTTPS connections showing up in the log as Invalid Traffic / Invalid TCP state. See screenshots below. example domain is https://telekom.de I have 2 Internet connections with separate NAT and SD-WAN routes. Routing…
    • 17 days ago
    • Sophos Firewall
    • Discussions
  • Open port 123 for Ubiquiti NTP access

    MCBLC
    MCBLC
    Hi all, I have a XG135 firewall and several RED devices, I also have several devices from Ubiquiti (UNVR and CloudKeys) and they are causing problems. Ubiquiti support keeps telling me that I need to allow access on UDP port 123 which they use for NTP…
    • 18 days ago
    • Sophos Firewall
    • Discussions
  • Sophos XGS4300 - WAN Interface not pinging

    Stephen BabuJohnson
    Stephen BabuJohnson
    Dear all, I am facing a problem that my WAN Port always showing RED and i could not ping the WAN Gateway. At the same time, the same line with the same Static ip address is working in my laptop / nearby desktop without any problem. Kindly let…
    • Answered
    • 19 days ago
    • Sophos Firewall
    • Discussions
  • Sophos XG Alias Interface not showing up, SFOS 21

    dmuller
    dmuller
    Hi all, I created a new alias interface but missed on digit, so the address doesn´t belong to a existing interface configuration. Now I cant delete that alias because its not showing up in gui. Is there a way do get rid of that alias via console?
    • 20 days ago
    • Sophos Firewall
    • Discussions
  • External Partners Accessing DMZ

    Reem Jalal Eddine
    Reem Jalal Eddine
    Hello, Need your recommendations, we want to implement a SFTP server to exchange data from and to one of external partners. I am planning to add the server to DMZ group and just restrict FTP protocol to it. Create a NAT rule also i want to force the…
    • 22 days ago
    • Sophos Firewall
    • Discussions
  • Ring topology using Sophos Firewall

    Mayuresh Bhagwat
    Mayuresh Bhagwat
    I have a customer who has 4 Sophos Switches and 1 Sophos Firewall. He intends to connect them in a ring with Firewall as a Gateway. So here is the planned setup: Sophos XGS Firewall as Gateway with 2 interfaces as bridge mode: Port 1 Bridge Mode on…
    • 23 days ago
    • Sophos Firewall
    • Discussions
  • Allow external IP range and ports

    Bradley
    Bradley
    Hi all, We are having a few problems with our VOIP phones. I believe it may be to the firewall, but I not 100% sure. I need to allow an IP address range and some ports. I have created a firewall rule, but I cannot see that any traffic being logged…
    • 24 days ago
    • Sophos Firewall
    • Discussions
  • Sophos XGS: DNAT Through Routed VPN

    FMXio
    FMXio
    Hello everyone, I am attempting to redirect all requests made to 192.168.10.5 to 172.16.10.5. The VPN is working properly on both sides. Sophos XGS: DNAT Through Routed VPN Details: #VPN Working 100% LOCAL-LAN: 192.168.10.0/24 (Sophos) REMOTE…
    • Answered
    • 25 days ago
    • Sophos Firewall
    • Discussions
  • Multiple Email Addresses for local users on XGS firewall

    Luis Prunn
    Luis Prunn
    Hello community, I am currently working on a SG to XGS migration for one of our customers. The customer had a bunch of local firewall users. Many users have alias email addresses configured on the SG firewall. Unfortunately, I am not sure how…
    • 26 days ago
    • Sophos Firewall
    • Discussions
  • Sophos XG Bridge. Mode, DHCP for VLAN takes Multiple Tries Before Getting an IP

    romaelz
    romaelz
    Hi. I've been battling this for days and finally decided to post it here and seek help. I've pfSense as the main router and Sophos XG is in bridge mode (for application filtering purposes). There's 1x VLAN involved. The DHCP works fine for the main…
    • Answered
    • 1 month ago
    • Sophos Firewall
    • Discussions
  • API Request show only WAF-Rules

    StefanKeel
    StefanKeel
    I'm experiencing with the API and Postman. We use a wildcard-certificate and I wants to update all WAF-Rules at once. Becuase the GUI-way ist very hard (every time set the certificate, all domains will be dropped and the domain from the certificate only…
    • 1 month ago
    • Sophos Firewall
    • Discussions
  • Devices connected on wifi but with no internet connection

    Anesu Dangarembwa
    Anesu Dangarembwa
    Good day We are having a challenge, we have a firewall XGS 2100 , some devices that are connecting with wifi, they receive ip address from DHCP in the firewall, we have a firewall rule for the devices with Mac address, but the devices they are not receiving…
    • 1 month ago
    • Sophos Firewall
    • Discussions
  • question about blocking user AD Windows server through Sophos Firewall

    Alfredo Lodos
    Alfredo Lodos
    Good afternoon, I have a Sophos firewall that is integrated with a Windows Server Active Directory.Can a domain user be blocked from browsing the Internet through Sophos, but allow the computer they use to download and update the operating system, and…
    • 1 month ago
    • Sophos Firewall
    • Discussions
  • AD Accounts locked by brute force despite MFA & ACL rule

    Markus Quirmbach
    Markus Quirmbach
    Hello everyone, we have a XGS set up with SSL VPN, the VPN Portal, AD integration and MFA for every user. Currently we are facing brute force attacks on the VPN Portal. We tried to prevent those by setting up an ACL rule which is blocking countries…
    • 1 month ago
    • Sophos Firewall
    • Discussions
  • Firewalls do not connect backup to the internet after ISP goes down and back up

    Nicholas Pick
    Nicholas Pick
    I have two clients that use the same ISP. One client has an XGS87 and the other XGS116. The ISP does scheduled maintenance at night knocking the firewall offline. My clients will have to power cycle the firewalls to get them to connect in the morning…
    • Answered
    • 1 month ago
    • Sophos Firewall
    • Discussions
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