Remote-access Guide

ipsec remote access vpn sophos utm

by Xzavier Keebler Published 2 years ago Updated 2 years ago
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Create the remote gateway This process defines the remote address that UTM will connect to. Sign in to WebAdmin of Sophos UTM. Go to Site-to-Site VPN > IPsec > Remote Gateways.

Full Answer

How to configure remote access SSL VPN with Sophos UTM?

Please see the article Sophos UTM: Remote Access via SSL and VPN - Configuration Guides on how to configure Remote Access SSL VPN. Navigate to Remote Access > SSL > Profiles. Edit the existing profile and add the IPsec remote network under the Local Networks section. Click Save. Navigate to Network Protection > NAT > NAT and click on New NAT rule.

How do I install Sophos IPsec client on a remote endpoint?

On the remote endpoint computer, you first need to download the Sophos IPsec Client software and configuration files from the UTM User Portal. Then you install the software and configure the installed software. The UTM User Portal is available to all remote access users.

How do I configure remote access SSL VPN with IPsec?

Please see the article Sophos UTM: Remote Access via SSL and VPN - Configuration Guides on how to configure Remote Access SSL VPN. Navigate to Remote Access > SSL > Profiles. Edit the existing profile and add the IPsec remote network under the Local Networks section.

How do I configure the IPsec policy for my UTMs?

Select the IPsec Policy The IPsec Policy defines the encryption and other security parameters used by the IPsec tunnel. Navigate to Site-to-Site VPN > IPsec > Policies. Both UTMs must use the same policy.

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How do I configure IPsec site-to-site VPN in Sophos UTM?

Create the remote gatewaySign in to WebAdmin of Sophos UTM.Go to Site-to-Site VPN > IPsec > Remote Gateways.Enter the settings below: Name: Test IPsec Gateway A. Gateway type: Respond Only (the other site is NAT'd and must start the connection) Authentication type: Preshared key. ... Click Save.

Does remote access VPN use IPsec?

While Remote access VPN supports SSL and IPsec technology.

What is IPsec remote access VPN?

Internet Protocol Security (IPsec) is a suite of protocols that support cryptographically secure communication at the IP layer. With IPsec connections, you can provide secure access between two hosts, two sites, or remote users and a LAN. The firewall supports IPsec as defined in RFC 4301.

How do I configure IPsec remote access VPN in Sophos XG?

Configure a wireless network.Create a hotspot with a custom sign-in page.Create a mesh network.Deploy a wireless network as a bridge to an access point LAN.Deploy a wireless network as a separate zone.Provide guest access using a hotspot voucher.Restart access points remotely using the CLI.

What is the difference between VPN and IPsec?

SSL VPNs. The major difference between an IPsec VPN and an SSL VPN comes down to the network layers at which encryption and authentication are performed. IPsec operates at the network layer and can be used to encrypt data being sent between any systems that can be identified by IP addresses.

Which is better IPsec or OpenVPN?

IPSec is generally regarded as faster than OpenVPN. The main reason for this is actually a pro for OpenVPN in another area, and that is how it is implemented. IPSec is implemented in the IP stack of the kernel, whereas OpenVPN is implemented in the userspace.

Is IPsec VPN better than SSL VPN?

When it comes to corporate VPNs that provide access to a company network rather than the internet, the general consensus is that IPSec is preferable for site-to-site VPNs, and SSL is better for remote access.

What are the 3 protocols used in IPsec?

IPsec is a suite of protocols widely used to secure connections over the internet. The three main protocols comprising IPsec are: Authentication Header (AH), Encapsulating Security Payload (ESP), and Internet Key Exchange (IKE).

What is the difference between site-to-site VPN and remote access VPN?

A remote access VPN connects remote users from any location to a corporate network. A site-to-site VPN, meanwhile, connects individual networks to each other.

How do I use Sophos connect client?

Installing and configuring Sophos ConnectClick UTM Downloads.Download the Sophos Connect installer for your OS.Run the SophosConnect. ... Open Sophos Connect.Click the menu button (three dots) on the top-right side and select Import connection.Select the . ... Turn on the connection by clicking Connect.More items...•

What is Isakmp policy?

ISAKMP policies that support IPsec client connections have two policy components: the ISAKMP policy and the IKE Mode Configuration policy. The "client" ISAKMP policy should have the lowest priority if the router is going to support peer relationships between IPsec gateways and IPsec clients.

How does SSL VPN Work?

An SSL tunnel VPN allows a web browser to securely access multiple network services that are not just web-based via a tunnel that is under SSL. These services could be proprietary networks or software built for corporate use only that cannot be accessed directly via the internet.

How does remote access VPN Work?

A remote access VPN works by creating a virtual tunnel between an employee's device and the company's network. This tunnel goes through the public internet but the data sent back and forth through it is protected by encryption and security protocols to help keep it private and secure.

How do I connect to IPsec?

Creating an IPsec VPN connectionNavigate to the Network and Sharing Center. ... Click Set up a new connection or network.Select Connect to a workplace, and then click Next.If prompted with "Do you want to use a connection that you already have?", select No, create a new connection, and then click Next.More items...•

What is IP security in network security?

What is IPsec? IPsec (Internet Protocol Security) is a suite of protocols that secure network communication across IP networks. It provides security services for IP network traffic such as encrypting sensitive data, authentication, protection against replay and data confidentiality.

What is the gateway used to establish the IPsec connection?

Local interface: This must be the gateway used to establish the IPsec connection, usually the WAN interface.

What is IPsec policy?

The IPsec Policy defines the encryption and other security parameters used by the IPsec tunnel. Navigate to Site-to-Site VPN > IPsec > Policies. Both UTMs must use the same policy. You can click on Edit next to the policy and verify they match.

How to create a VPN tunnel?

Create the IPsec Connection 1 Navigate to Site-to-Site VPN > IPsec > Connections. 2 Fill out the settings as shown below: 3 Fill out the Name for the tunnel. 4 Select the Remote gateway we created earlier. 5 The Local interface should be the gateway used to establish the IPsec connection. Usually the WAN interface. 6 Select the policy that works best for your environment, policies on both devices must match. 7 Define the Local networks that will have access to the IPsec tunnel. 8 Check Automatic firewall rules, otherwise, you will have to manually create firewall rules to allow traffic between remote subnets. 9 Click Save.

Can VPN ID be left at IP address?

For VPN ID type, it can be left at IP address. The VPN ID should be filled out to reflect the non-NAT'd Public IP of the device. This will identify Site B's connection to Site A. For the Remote networks, fill in the subnets that will be shared across the IPsec tunnel. Click Save.

Overview

This article describes how to configure SNAT to allow Remote Access SSL VPN traffic over existing IPsec tunnel without modifying the IPSEC tunnel.

Allowing remote access

In this scenario, it is assumed that the SSL VPN profile is already created to access the local network of the UTM. Please see the article Sophos UTM: Remote Access via SSL and VPN - Configuration Guides on how to configure Remote Access SSL VPN.

IPsec Modes

IPsec can work in either transport mode or tunnel mode. In principle, a host-to-host connection can use either mode. If, however, one of the endpoints is a security gateway, the tunnel mode must be used. The IPsec VPN Virtual Private Network connections on this Sophos UTM always use the tunnel mode.

IPsec Protocols

IPsec uses two protocols to communicate securely on the IP Internet Protocol level.

NAT Traversal (NAT-T)

NAT Network Address Translation traversal is a technology for establishing connections between hosts in TCP/IP networks which use NAT devices. This is achieved by using UDP encapsulation of the ESP packets to establish IPsec tunnels through NAT devices.

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