Important note about SSL VPN compatibility for 20.0 MR1 with EoL SFOS versions and UTM9 OS. Learn more in the release notes.

  • Sophos Firewall: How To Configure MTA Mode With Two WAN Uplinks

    Disclaimer : This information is provided as-is for the benefit of the Community. Please contact Sophos Professional Services if you require assistance with your specific environment. Table of Contents Overview What to do Related information…
  • Sophos Firewall: MTU and MSS

    Disclaimer : This information is provided as-is for the benefit of the Community. Please contact Sophos Professional Services if you require assistance with your specific environment. Table of Contents Overview Ethernet MTU. IP MTU A.K…
  • Sophos Firewall: How to create multiple public IP on the Firewall public interface in Azure

    Disclaimer : This information is provided as-is for the benefit of the Community. Please contact Sophos Professional Services if you require assistance with your specific environment. Table of Contents Pre-requisites Problem statement Steps…
  • Troubleshooting 10 Gb SFP+ transceiver detection (Sophos XGS 136)

    Hi, I've recently installed a 10Gb SFP+ transceiver into Port F1 of a Sophos XGS 136 appliance. I can't tell if the transceiver has been detected by the appliance as I'm getting no link light by connecting to another device. Is there a way to examine…
  • XG3300 Firewall MTU/MSS

    Hello all - I am currently using XG3300 Firewalls ( SFOS 18.5.3 MR-3-Build408) in an HA pair as my main gateway/edge devices to the internet in my company. I have 2 users that mostly work in a web based application and I am having a weird problem with…
  • How to add second LAN

    Hi all. I have a simple home network like internet > modem > SG115 firewall > switch > home LAN. In home LAN there is already a wireless mesh in bridge mode. The SG115 acts as the router and DHCP server. All wired and wireless devices work as they should…
  • I cannot add a second WAN port on my Sophos Firewall

    Hi All I am trying to add a second WAN port in Sophos Firewall (XGS126 (SFOS 19.0.0 GA-Build317) but when I add the IP address, net-mask, gateway ip then I press Save and then Update interface - I get this error: "ip address lies within the leased ip…
  • WAN Link Manager failover precedence

    The failover rule for a WAN link only allows for failover to "any available gateway." What if I want it to fail to a specific gateway, one that is active all the time? I have 3 WAN connections--these are ALL active connections ALL the time. Fios 1000…
  • XGS LAG Problem

    We have an Aruba 2930M switch with 2 SFP+ ports as a LACP trunk connected to a Sophos XGS 4300 with 2 SFP+ ports combined as a LAG. We have several VLAN interfaces setup. I am unable to pass any traffic through to the firewall. If I break up the LAG and…
  • Received drops

    Hi guys There is one thing that caught my attention, What does Received drops mean? Thank you
  • Ethernet card test XGS

    Hello everyone here i check documents and dont found how to do this. I tried to did Ethernet card test XGS but i found this article https://support.sophos.com/support/s/article/KB-000036345?language=en_US&c__displayLanguage=en_US and saw dont…
  • Outgoing Interface

    Hello, I am James from Chicago and I run a how-to base tech site ; I am facing some problems sending and receiving emails to the internet; an XG requires a smart host upstream. My issue is that the XG already sends outgoing emails on the appropriate…
  • Dual WAN ports both active, TRACERT only uses one port

    I have Ports 2 and Port 4 configured as WAN, both active with weighting of 1. Both are connected to Comcast BUT separate internet connections, one is from my house, one from next door. It appears by Speed Testing that both are passing download traffic…
  • ITFZTCHXF

    10GbE Fiber Transceiver Short Range is compatible with Cisco Meraki series or not
  • Two internet connections on Sophos XG 135

    Greeting SOPHOS Comunity, I am looking for some help configuring routing on a Sophos XG 135 SFOS 19.0.0 GA-Build317. I don’t work on firewalls often, so I apologize if some terms are incorrect. I did find https://community.sophos.com/utm-firewall…
  • Wake On Lan

    Hey, I am trying to find a way to send the WOL packet to computers connected to my XGS116. I have a bunch of work stations Intel Nucs on VLAN100 and some servers etc on VLAN200. I want to be able to turn them on remotely via WOL. The issue is, I…
  • Wan 5gbe not negotiating

    Att fiber the wan interface is a 5gbe to a 10gbe card on my firewall. However it is not negotiating a 5gbe connection; rather only 1gbe. Anyway to enable 5gbe for this connection? 10gbe is available as a manual selection, but not 5gbe. Using an intel…
  • Xg115w failure to reconnect automatically

    Hi folks, early this morning my Australian nbn connection failed. When restored the internal networks were not able to access the internet even though the wan status up. The issue being the XG did not request a new a new address. I restarted the nbn…
  • Add ports to XG 230

    How can I get more ports on XG 230 if they are full?
  • Can you bridge two LAN ports (on the same router) that use different Gateway IP addresses?

    Hi - I have a Sophos XG 135 and I have set up two different networks with different Gateway IP addresses. Port 1 uses 192.168.1.1 Port 8 uses 10.150.121.1 Port 2 is the WAN port I would like devices associated with Port 1 to be able to communicate…
  • How do I easily swapping WAN interface ports?

    I mistakenly made the Port2 interface my backup WAN, and Port4 my primary. As a consequence, the SSL VPN always prefers Port2 first, which is not as fast or stable, so I have to edit the user VPN config to move up the Port4 WAN to first in the config…
  • WAN link going down in Sophos XGS 3100

    We have two lease line links configured on Sophos XGS 3100 firewall out of which the link of one of the lease line link goes down automatically after every 3-4 hours that too after changing weight of lease lines or changing fail over rules. Looking for…
  • Sophos XG Firewall VM Ware Installation

    Hi I need asistance pertinent to the process of configuration for Sophos XG Firewall on a VM Ware platform. Currently I have Workstation Player 16 with a Windows 2019 Server , I created the Sophos XG VM apart. I would like to know the process of integration…
  • Bridged ports are not switched ports?

    Hi, I thought creating a Bridge on XGS-136, for example, creates a "switch" between bridged ports, but either I do not understand principle, or reality does not follow the principle - I found no, bridged ports do not behave like switched ports. For…
  • Disabling of Management Port

    Hello, I have some issues with the management port which is in the same network as a management network that I want to "hide" behind the firewall. I changed some routing (on 10 GBit Port) with resulted into two interfaces on the firewall in the…