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

  • the received traffic selectors did not match: ::/0 === ::/0

    I currently have multiple tunnels on a SFV4C6MSP running on a cloud VM. I use this router to connect multiple IPsec tunnels to different customers. These tunnels are setup as tunnel interfaces. and they will work fine for weeks, or months before one…
  • Route based IPSec traffic stops passing xfrm disabled after pppoe reconnect

    Hello, Every 24 hours after the pppoe connection is reconnected, traffic stops passing through the tunnel. My side is configured as a branch, has a dynamic ip address and initiates an ipsec connection. After the wan ip address is changed, the tunnel…
  • IPSec strongswan creating CHILD_SA failed in logs

    Hello, I have IPSec site to site tunnel and I need to troubleshoot why at some point tunnel goes down and or traffic stops flowing. What means this part of log. At the moment tunnel is up and traffic is flowing. Other side has Fortinet firewall, my…
  • Site to Site VPN Issues Between Sophos XGS 116

    We are setting up a Site to Site IPSEc VPN between two Sophos XGS 116s. - Is it better to use a pre-shared key or an RSA key? - In the firewall rules, should we put some IPS policy? - In the VPN profile, do we use the IKEv2 protocol? Thanks André…
  • site to site VPN

    Dear Sophos Team, can we setup site to site VPN in same subnet?
  • How do I connect a NAS that has Wireguard support to Sophos firewall?

    I am using Unraid NAS on a remote site without public IP. It has support for Wireguard server. I assume there is also a wireguard client. Can this remote NAS connect to my Sophos XG appliance so I can remotely access the remote Unraid NAS? Is this called…
  • Sophos to Smooth wall Site to Site VPN connection

    Anyone in the community has configured Sophos to Smoothwall site-to-site vpn? we have issues establishing the VPN connection between two sites The Details for Phase 1 and Phase 2 are all matching we created firewall rules on both ends the status…
  • VTI SNAT

    Hello, I need help with tunnel configuration. For now I have working ipsec connection to remote 3rd party firewall and sd-wan route to route traffic coming from my network (172.19.19.0/24) to destination ip addresses through tunnel interface. The…
  • Site to Site VPN best practice for multi-wan to multi wan

    Hi All, I inherited a SITE to SITE configuration that I believe is misconfigured. I am in hopes that I can get help to understand the best way to do this. It doesn’t seem right. Maybe I’m just missing a Failover group on the first site.? 1st XG125…
  • XFRM GATEWAY health check STATUS IS DOWN on both head office and branch office

    I have created ipsec tunnel to enable branch office to access head office, tunnel on both offices are 'up' but xfrm gateways on both sides which i have used in sdwan routing are 'down'. but by using diagnostic tool i can ping both xfrm interfaces but…
  • IPSEC Setup with Zscaler

    hi all, we encountered some limitation with sophos fw, under SFOS 19.5 with IPSEC configuration. There is no possibility to set null encryption under ipsec phase 2 part. Is there a way to bypass this limitation ?
  • ipsec site-to-site vpn problem with dnat servers

    Hi, we have an XG135 in the headoffice and an XG87 in the branch office. in the headoffice we have two servers ( mail and something else ) that need to be reachable from the outside and we used the Server Accesss Assistant to create the correpsonding…
  • Sophos SG --> XGS IPSec Connection Terminated

    hi, we have the problem that an IPSec connection between SG and XGS shows Terminated status several times a day and then the status changes directly back to established and the connection continues to work without problems. What settings or logs should…
  • VPN IPSEC Site-to-site service times out in IKE phase until reboot

    Hello, We have the following scenario: Two Sophos XG310 with active-passive high availability enabled. Since we configure high availability from time to time, the site-to-site ipsec VPN service just stops working, 80% of our tunnels are disconnected…
  • Can't access or ping IPSec Site-to-Site Local to Remote devices

    Hi, I'm trying to enable an IPSec Site-to-Site connection with a remote location but have a few problems on the route side Here's my config : Sophos XG - SFOS 19.5.2 MR-2-Build624 Sophos LAN on 172.16.16.x (set as LAN in Hosts and services)…
  • Need to re-input the Pre-shared key to establish Sophos to FortiGate

    We had a fortigate (initiator) to sophos (respond) site to site vpn via IPsec, and we configure our fortigate firewalls via fortimanager script. The issue is every time a branch/s (Fortigate) got disconnected, we are required to re-input the pre-shared…
  • SOPHOS Purposefully Designs bugs into their Firewalls: Episode 1 - VPN Failover and WAN Interfaces

    I’m documenting my numerous issues with SOPHOS Firewalls so that others can be aware of what they are getting themselves into. Our Background: My business is a long time customer of SOPHOS Firewalls(more than 10 years). We have 18 Firewalls and…
  • ESET endpoint failing to activate

    We have a Sophos firewall xgs 2300 v19.00, the firewall is configured VPN to branches, machine at the branch office are failing to activate ESET endpoint.. at the head office we have a ESET server
  • ipsec

    Hi, we are using sophos xg firewall we need to create one tunnel between two site both side sophos xg firewall. head office having all server and ad and dc server also. so all user are in branch office access server head office and all internet traffic…
  • UNABLE TO ACCESS SERVERS IN HQ LAN FROM BRANCH OFFICE

    I am able to ping My my gateway from HQ which is my XG Firewall LAN interface ,but i am unable to ping anything in the LAN ,from Branch Router to HQ Router i have a GRE Tunnel,What do i need so that i am able to access LAN resources in Branch
  • IPsec traffic no longer in VPN Zone?

    Ok, i`ve just encountered a strange behaviour/phenomenon with the XGS3100 Firewall we are using: Reacting to a ticket that homeoffice connections via IPsec VPN no longer work, i eventually checked the policy tester to assure myself the FW rules were…
  • Couldnt parse IKE message

    Can anyone tell me how i can stop this from happening? The IP address is from Ukraine and nothing to do with this connection or s2s so I am a bit worried its some sort of attempted hack on port 500. Ive put a block (drop) on the IP incoming but thats…
  • IPsec connection attempt

    Hi to all, I have a lot of connections attempts for the IPsec service: Always from the same two or three IPs. Is there any way to block all for IPsec except the remote IP of the tunnel? Thanks in advance. Best regards.
  • XG v19.5.2 ipsec VPN routing problems

    I am having difficulty routing across our vpn's. I need for Host1 and Hostt2 to be able to reach Alert11, Alert12, and Alert13 but currently that isn't happening. I can reach Gateway11, Gateway12 and Gateway13. The network looks like this: NetworkA…
  • Vpn IPsec issue

    We have issue with IPsec configuration we create branch and headquarter vpn but not connect all setting is ok The main firewall is fiber connection The branch firewall is 5G router connection Reply to chat and email / turky@thearchcapital.com