Sophos Firewall
-  Sophos Firewall OS v20.0 MR3 
 
-  Help changes 
 
-  Startup help 
 Information about the user interface and best practices, as well as step-by-step configuration examples for common scenarios 
-  Administrator help 
 Information on how to configure Sophos Firewall and how it works 
-  VPN and User Portal help 
 Information about the Sophos Firewall VPN and user portals 
-  High availability startup guide 
 How to setup HA using QuickHA or the interactive mode 
-  Command line guide 
 Information on how to use the command-line interface of Sophos Firewall 
-  Sophos Firewall virtual and software appliances help 
 How to setup Sophos Firewall on Hyper-V, Nutanix Prism, KVM, VMware, Citrix Hypervisor, and as a software appliance 
-  XGS Series Hardware Appliances documentation 
 XGS 87(w), 107(w), 116(w), 126(w), and 136(w) 
-  XG Series Hardware Appliances documentation 
 XG 85(w), 86(w), 105(w), 106(w), 115(w), 125(w), and 135(w)