Here in this article we will discuss how to authenticate SSL VPN remote access users with active directory. Integrating With Active Directory: First we need to integrate active directory with sophos XG firewall. You can use this following article for configuring active directory in sophos XG firewall. Configuring SSL VPN: Once you integrate active directory with sophos XG firewall, we […]
Scenario: Here in this article we will discuss the scenario where SSL VPN users needs to connect IPSEC tunnel remote resources. I will explain the requirement more clearly by showing in network diagram Lets say IPSEC local network is “10.0.0.0/24” IPSEC remote network is “10.0.1.0/24” SSL VPN IP network is “10.81.234.0/24” Now our requirement is to establish connection between “10.81.234.0/24″(SSL […]
Here in this article we will learn how to configure SSL VPN site to site VPN between two sophos XG firewalls. Before learning how to configure SSL site to site VPN, you need to select one firewall as server and other firewall as client. If one firewall use dynamic IP and other firewall use static IP address, use firewall with […]
Here in this article we will discuss how to configure SSL VPN in sophos XG firewall. SSL VPN is type of secure remote access VPN useful for connecting remote access users to sophos XG firewall. Add Remote Access Policy: Login to sophos XG firewall, click on VPN menu and select SSL VPN remote access tab. Click on ADD SSL VPN […]
Overview: Here in this article we will discuss how to install sophos SSL VPN with one time password (OTP) to increase more security when connected with remote access VPN. Process: First we will login to GUI of the sophos XG firewall and configure SSL VPN remote access policy. For that click on VPN and then on SSL VPN remote access […]
Issue: When user firewall active interface is down, he was unable to connect to SSL VPN through back up interface. He was getting cannot resolve address logs in VPN. Resolution-1: It means SSL VPN client is trying to connect to SSL VPN server using host name and DNS is resolving it to primary IP of the firewall. So in that […]
Issue: SSL VPN in sophos UTM is frequently disconnecting. Resoultion: If the SSL VPN connection to sophos UTM is frequently disconnecting. This issue could be related to keep alive packets. By default keep alive packet in sophos UTM is set to 10-120 seconds. It means UTM and SSL VPN client detects each other every 10 seconds by sending keep alive […]
Issue: When user trying to access RDP service through SSL VPN it is very slow. Troubleshooting: When user trying to access RDP service through SSL VPN it is very slow. Most of the times, VPN will not cause any issue in slowness But due to heavy traffic which is being generated through the RDP service, firewall might treat it as […]
Issue: SSL VPN users are not able to access LAN network. Here in this article i will discuss about troubleshooting steps to perform when SSL VPN users are unable to access internal network, but the SSL VPN connect successfully. Resolution-1: If User A from the same network can connect to LAN network but, user B from the same network unable […]
Issue: When user downloading SSL VPN client from the user portal, it is downloading as 0Kb file. Resolution-1: Fill the default certificate Make sure to fill default certificate under certificate authorities Leaving default certificate empty might cause this issue. Resolution-2: Regenerate the Default certificate If the default certificate is already filled, identify the concerned user certificate under certificates section Step-1: […]