• Invalid Traffic - specifically using web browser, not via nmap

    jon_hall
    jon_hall
    Hi all, i have had a look at the Invalid Traffic page but as stated at the bottom doesnt resolve the issue, just reduces the number of logged entries My setup is as follows Core network is TPLink Omada (Manages the vlans) Sophos setup: Port1 …
    • 1 month ago
    • Sophos Firewall
    • Discussions
  • Distribute IPSec site-to-site network via OSPF

    Patrick's
    Patrick's
    Hello, I found a solution where IPSec networks are distributed via OSPF and would like to know if this is correct? Can I use this in a productive environment? 1. SSH -> 4. Device Console 2. system ipsec_route add net 192.168.123.0/255.255.255.0 tunnelname…
    • Answered
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Traffic Shaping / QoS

    Christian Garcia N
    Christian Garcia N
    Good morning. I have been looking for information about the use of Traffic Shaping / QoS and applied what is indicated but in my case it is not working for me. I have 2 offices, each with a Sophos firewall. The server in office A sends data to the…
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • TLS on syslog

    James Morigan
    James Morigan
    Hi, we have a problem with transferring syslog from Sophos firewall to the Arcsight SmartConnector. When we try UDP, logs can be seen in connector. However, with TLS communication fails. This is only example, but ours handshake also fails at Change…
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Configured WAN lP in Sophos XGS136, link is up but internet is not working

    Firewall Monitoring
    Firewall Monitoring
    Hi Configured one more WAN IP in the Sophos XGS136, link is up but traffic is not moving through new link, checked load balancing, everything is looking fine Pervious link is working fine, however the new link is not working, able to ping 8.8.8…
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • HOME License on XG115 hardware network adaptor not working

    kef L
    kef L
    Hi There I recently acquired a second-hand XG115W. After wiping the SSD, I successfully installed the V20 HOME firmware on it. However, I've encountered this issue after the installation: Ethernet ports 2 and 3 do not function. I can see the activate…
    • Answered
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Sophos XG resolves external Domains even no external DNS server is configured

    dishorned
    dishorned
    Hey Guys, I am using the Sophos XG as DHCP server which provides two DNS servers. One is a Pihole and the other one is the SophosXG itself. So normally the devices should resolve internal and external domains via Pihole, but when it is not available…
    • Answered
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • NS300 Not Reachable from Sophos XG4500, but Can Call Outside

    Jasper Dredd Guibani
    Jasper Dredd Guibani
    Hi everyone! I’m facing a puzzling connectivity issue in my PABX setup. My NS300 cannot be pinged from my Sophos XG4500 when my SIP router is connected to the core switch. However, I can still make calls outside, which adds to the confusion. Coreswitch…
    • Answered
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • WAN latency increases towards VPN branch offices

    Andrej Pirman
    Andrej Pirman
    Hi, not a huge problem, but I cannot find logic behind. I have XGS-136 in main office, and from there I monitor with PRTG 2 distant branch offices, which both have XGS-87. Interesting, that both branch offices experience increase in PING latency at…
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • LoopBack NAT is not working upon accessing WEB Application Public IP in Local Network

    Nathaniel Patalod
    Nathaniel Patalod
    Hi Sophos Geeks! I'm having a problem accessing my WEB Application using Public IP in my local network but working if I'm accessing it externally. I already configured the DNAT policy Source zone in Any Zone but still no lock. Currently my version…
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • IPS alerts every 30 mintues (signature ID 2310195)

    support_einsal
    support_einsal
    Hello everyone, Since yesterday, we have been experiencing a consistent IPS alert from our firewall (XGS Vers. SFOS 20.0.2 MR-2-Build378 ). The affected connection is between our email gateway/proxy in the DMZ and our mail server. Every 30 minutes…
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Sophos XGS is not compatible with VLAN ID 0 (Null VID) frames as defined in 802.1Q

    Jonathon Bauer
    Jonathon Bauer
    TLDR - IEEE 802.1Q reserves VLAN ID 0 for a special purpose. Sophos XGS firewalls do not implement this special purpose correctly, preventing communication with some ISP Gateway modems. The request for proper implementation of VLAN ID 0 handling is being…
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • FW-Rules not working to restrict VPN-Portal?

    bmu
    bmu
    Hi there, since some days, we encounter Bruteforce-Attacks against our Mainfirewall (Sophos XGS): Access from IP address '92.53.xxx.xxx' is blocked for '30' minutes after '5' unsuccessful login attempts I've tried to block all requests from…
    • Answered
    • 3 months ago
    • Sophos Firewall
    • Discussions
  • Microsoft Internet Explorer PNG tRNS chuck size 1 information disclosure attempt

    Maroun Moussallem
    Maroun Moussallem
    hello, I got this intrusion attempt for the first time. just don't know what to do. I looked for any recent downloads and browsing history, and asked the user if he plugged any device to the computer but nothing suspicious found. this is a screenshot…
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • SFOS 20.0.1 MR-1-Build342 DHCP not working

    Sebastian_Wi
    Sebastian_Wi
    Hello, I've added a DHCP-Server for an interface on my XG. The interface is an RED-VLAN-Interface and ping from the switch is working. An Accesspoint connected to the switch did not get an IP-Adresse. Today we found out, that we have the same problem…
    • Answered
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Sophos XGS 116w - DNS Request Route

    Clawcity
    Clawcity
    A customer site has a 2nd gateway that is required to access one of their vendor's systems. Our Sophos XGS has static routes in place to direct any traffic intended for the vendor network to the 2nd router. Rather than adding host entries for the vendor…
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Loopback for Firewall in LAN (behind Home Router)

    kdoberitz
    kdoberitz
    Hi Sophos Community After a lot of trial and error I'm hoping you can help me finding a solution to my scenario: In my home setup I have my wan-interface of the sophos in a transit network. My ISP router forwards any traffic to the sophos. Now…
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • I cannot reach one of the 2 DVR devices.

    Kenan
    Kenan
    Hello, we also have 2 DVR devices in our network. I can access it via HTTP (Web). I cannot reach the second device. It seems like it is going to log in to the second DVR device, but it doesn't. It gives ERR_CONNECTION_REFUSED error. I tried many things…
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Interface counters for WAN interface in Sophos firewall

    Firewall Monitoring
    Firewall Monitoring
    HI How can i check the interface counters for WAN interfaces in the Sophos firewall ?
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Sophos Firewall Dynamic DDNS failed to connect FreeDNS

    Wepee
    Wepee
    Hi, I have set up a free account with FreeDNS. My public IP address is pointing to the correct subdomain.mooo.com However, I have a query about the hostname, SF only accept: subdomain.mooo.com. But in order to work, you need to include the update…
    • Answered
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Failover for Adjacent Vendor Routers on Separate Networks over SD-WAN

    Andrew Schoonover
    Andrew Schoonover
    I'm having an issue where we have two vendor routers that need to be highly available to all branch and data center locations (No changes permitted on the vendor R1 and R2) The networks at all the branch locations consist of a Sophos XG135 as the Gateway…
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • XGS136 is blocking STAS traffic

    Daniel Zulian
    Daniel Zulian
    Hi everyone, I have some problems with the STAS service. The picture shows the topology: I have two locations, the HQ with an XG210, and the branch with XGS136. Both are connected through a VPN tunnel. The STAS server is in HQ location. The communication…
    • Answered
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • WAN ALIAS

    SatyabrataB
    SatyabrataB
    Hi, we have the below IP series in Wan port and alias, all tunnel services are running. now ISP is providing a new alias /29 subnets with different IP series if we add a new alias /29 subnets with the existing setup it will work or not. - Port…
    • Answered
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • Schedule firewall rule - disable it after some time automatically

    LHerzog
    LHerzog
    For firewall rules that allows access to a sensitive system (host) and where access is usually not required all the time, it would be nice to have a feature to enable them manually when needed but with a timer that disables the rule after 60 minutes or…
    • 2 months ago
    • Sophos Firewall
    • Discussions
  • NAT problem

    Wesley Left
    Wesley Left
    Hello everybody, Just new to the forum so please be gentle. I have 2 WAN's on Port 3 and port 6 What I wanted to do is put the guest and staff wifi to use the connection on Port 6 instead of the main connection on port 3 I made firewalling…
    • Answered
    • 2 months ago
    • Sophos Firewall
    • Discussions
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