Hi everyone, I'm having difficulty getting site to site IPsec to work properly with a Mikrotik device. Both LANs use the same class 192.168.99.0/24 and to configure the Sophos (SG115 SFOS 20.0.0 GA-Build222) I followed these instructions: https:/…

Hello, We are trying to establish an IPSEC VPN connection between 2 XGs Firewall. There is a Fritzbox behind the firewall at both locations. We have already tested many different settings and policies but keep getting the following error message: …

I was seeking a solution for an issue encountered with my client’s Sophos Gateway Firewall (Site-to-Site IPsec VPN Setup), which was due to the ISP’s PPPoE Service causing frequent changes in the WAN Interface IP. I’ve learned that Dynamic DNS could…

The client has a Sophos XGS107 in the branch office and an XGS2100 in the head office. We have site-to-site IPSec with PSK with HO to 2 BO. Due to the PPPoE WAN IP provided by the ISP, the firewall’s WAN interface IP changes frequently. We face a challenge…

Hi, I'm trying to set up an IPSec VPN on a Sophos XG to connect as site-to-site to an internet box that serves as a IPSec (IKEv2) VPN server. When configuring a new VPN user, the box only gives username/password and VPN server address. Is it possible…

Hello all, Network (kinda) and XGS newb is back with another question. I'm pretty sure the answer is going to be a "yes/no and you're just missing this little step to get it done". I've included a summarizing picture. Presently working: We have an…

Hello, I have an issue with site to site vpn IPSec. I suppose it is a bug. Scenario: You have 1 WAN port (port 2) You have some created site to site VPN IPSEC (initiate the connection type) Follow these steps to reproduce the issue: - Configure…

We have recently set up Multicast forwarding between our main office and a remote location via a site-to-site vpn. The Multicast forwarding is working from the remote location back to the main office, however, the system we need to multicast in the…

We are trying to forward multicast traffic for 239.1.1.2 between our Main Site to one of our remote sites via a Site-to-Site IPSec VPN connection. I have following the instructions here: https://support.sophos.com/support/s/article/KB-000038580?language…

Hello, Is there a way to configure a VPN tunnel interface scenario, using the same WAN interface to receive the connection from remote points? In this case, I have only 1 internet link on site A with a fixed IP, and I have several remote branches…

Hello, We have set up an IPSEC connection and want to set up a failover. We have checked the connection of the backup IPSEC connection and the tunnel could also be established. However, if we use the IPSEC connection in a failover group as backup IPSEC…

Hello guys, I really need your help i am facing the challenge since am not receiving the traffic from remote machine i have attached the captured traffic and denied logs from the specific machine....i can reach the remote machine by ping and telnet…

Hello! We are an MSP with about 20 clients that have servers hosted in Azure. These 20 clients have various hardware models of Sophos XG and XGS firewalls with various steps of firmware from 19.5.3 to 20.0.22. Those firewalls have an IPSec site to site…

I have two home deployments of Sophos Firewall v20, one at home and one at a family vacation home. I've set up VPN, routes, and rules between without issue. But the strangest issue that I can't seem to resolve is that with the vacation home the Admin…

Hello, I'm experiencing the exactly same problem as the guy in this (sadly locked) thread: IPSec Site-to-Site VPN Local Subnet Becomes Unreachable due to Inactivity As the thread ends with him contacting the support and no real solution, I was…

I am testing a new XGS 136 (SFOS 20.0.0 GA-Build222) offsite to replace an onsite XG 135 ( SFOS 19.0.2 MR-2-Build472). The backup of the XG 135 was used to setup the XGS 136. We have never used the IPsec Site-to-Site connection before but may have a…

Hello, I'm currently managing an XGS Sophos firewall at our headquarters, and we have a dual ISP setup connecting to branch offices. Our primary ISP uses **OSPF**, while the secondary ISP relies on a **GRE tunnel. The challenge arises when I add a…

HELLO GOOD AFTERNOON DO YOU KNOW WHY THE VPN CANNOT CONNECT AND I AM CHECKING THE RULE BUT THERE IS TRAFFIC AND THIS IS THE RULE

I have created VPN IP Sec between Sophos xg136 and Seqrite Terminator UTM after some time vpn auto disconnted and send below log error. And manually have to conect. Couldn't parse IKE message from 47.X.X.X[38049]. Check the debug logs. Traffic…

Hello. I'm looking at replacing my current Arista Home Pro with Sophos Home. A couple important features I use are TunnelVPN and Bypass. Can Sophos do a site-to-site vpn to Torguard ? Can you control access through the VPN by rules, ie source address…

Hello everyone, I need help setting up an IPsec VPN. My provider gave me these parameters: Remote Gateway: <public address A> Subnet: <range of public addresses B> Phase1 and Phase2 parameters that I know it have to match Firewall XGS136 I…

Hi, We are using Sophos Firewall XG310 , SFOS v20. It's been 4 month we have established Site-to-Site VPN, and today suddenly our connection is Down with many " Received IKE message with invalid SPI (D3EED417) from the remote gateway " log messages…

I am referring this post with similar issue DNS request to DNS over Site2Site VPN I have below setup XG310 -- branch office XG430 -HA -- Head office Now I got XGS2100 - 2nd branch office ( Gateway local ip: 172.16.1.100 ) XGS2100 …

For a few days now I have been attempting to get a ipsec site to site between these two firewalls and even have the pro customer support pfsense involved. All there suggestions have been unsuccessful in getting the two to talk to each other. all guides…

Hello I recently upgraded my Sophos XG 2300 to SFOS v20 which is in Head Office, where I am running site to site vpn: IPsec tunnels to 6 branch offices and IPsec Profile is set to Head Office, policy based for all IPsec Tunnels on Head Office firewall…