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Dec 15, 2023 · Basic configuration. Configure the internet settings for the firewall. This includes selecting an IP assignment method for the WAN interface. See Edit physical interfaces. Assign IP addresses to endpoints. See DHCP. Configure DNS servers. See DNS.
- Sophos Firewall
How to setup Sophos Firewall on Hyper-V, Nutanix Prism, KVM,...
- Configure an interface - Sophos Firewall
To configure an interface, do as follows: Go to Network >...
- Configuration Checklist - Guides - Sophos Firewall - Sophos ...
Select time-based rekeying on the third-party firewall to...
- Security management and best practices - Sophos Firewall
Jan 18, 2024. Here are the best practices when configuring...
- Sophos Firewall: Best practices
Firewall. Create a firewall rule for DNS IP Addresses if...
- Sophos Firewall: Registration and Basic Setup
Sophos Firewall: Registration and Basic Setup. Looking at...
- Sophos Firewall
How to setup Sophos Firewall on Hyper-V, Nutanix Prism, KVM, VMware, Citrix Hypervisor, and as a software appliance. User portal help
Mar 10, 2023 · To configure an interface, do as follows: Go to Network > Interfaces. Click Menu and select Edit interface. Select a zone from the Network zone list. When a zone is chosen, further configuration options are shown. By default, these are IPv4 options.
Select time-based rekeying on the third-party firewall to configure an IPsec connection between Sophos Firewall and a third-party firewall. The re-key margin specifies how much time should remain on the current encryption keys before the firewall initiates the re-keying process.
- Segregate Your Networks and Apply IPS Policies
- Lock Down Remote Access
- Configure SSL/TLS Inspection Rules
- Only Allow Authenticated Users to Connect to The Internet from Your Lan
- Only Use Nat For Those Services That Are Explicitly Needed
- Isolate The Infected System Automatically
Separate your networks so any internet-facing services, such as web servers or remote access servers, are on a network segment and zone other than your main LAN network. Place internet-facing services such as these in a DMZ zone and configure firewall rules to block connections from the DMZ to the LAN. You can also segment other LAN zones as requir...
Where possible, only allow access to internal resources over a VPN connection and don't use port forwarding. If you must use port forwarding, make sure you apply an IPS policy to the rule-handling traffic.
Configure an SSL/TLS inspection rule to scan most network traffic, with exceptions configured only for services to which SSL scanning will cause problems. For further details about SSL/TLS inspection rules and how to configure them, see SSL/TLS inspection rules.
When configuring firewall rules to handle user traffic, make sure that you select Match known users. This ensures that only authenticated users can access external resources from within your LAN network.
Network Address Translation (NAT) allows you to pass traffic easily between different networks. However, only configure NAT rules for services that require it and not for ANYservice. Doing this cuts down the surface area malware or hackers can target if one part of your network is breached. For further information about NAT rules and how to configu...
Use Security Heartbeat to monitor systems and automatically isolate those that show signs of infection or compromise. Security Heartbeat stops the compromised systems from connecting to others on your network and clean systems from connecting to those that may have been compromised.
Firewall. Create a firewall rule for DNS IP Addresses if devices are configured with a public DNS IP address. Create a firewall rule to allow required and critical traffic across each zone because, by default, traffic across each zone is dropped by the Sophos Firewall, except for LAN to WAN traffic.
Sophos Firewall: Registration and Basic Setup. Looking at the initial configuration of a new Sophos Firewall using an XGS 87 appliance! 00:04 Introduction. 00:13 Pre requisites and Network setup.
- 8 min
