Common Registry Keys for the Windows Client

This article summarizes Windows registry keys and registry paths that are commonly used for deploying, managing, and troubleshooting the Cato Windows Client. It consolidates the registry locations, their purpose, and the related configuration or administrative action. The registry keys are used for remote access as well as User Awareness.

Registry Path/Key Type Purpose/Context Value or Action Additional Resources
HKEY_LOCAL_MACHINE\SOFTWARE\CatoNetworksVPN\dns_port Value Configure the Windows Client to use UDP 1337 instead of UDP 443 DWORD = 1337 Configure DNS Port
HKEY_LOCAL_MACHINE\SOFTWARE\CatoNetworksVPN\server_port Value Configure the Windows Client to use UDP 1337 instead of UDP 443 DWORD = 1337 Configure UDP Port
HKEY_LOCAL_MACHINE\SOFTWARE\CatoNetworksVPN\SubdomainForSeamlessAuth Value Define the Cato SSO subdomain for seamless authentication with Windows credentials String = <your account name> Subdomain for Seamless Authentication
HKEY_LOCAL_MACHINE\SOFTWARE\CatoNetworksVPN\LaunchAuthPageOnStartup Value Automatically launch the Client after initial installation for the next Windows user who logs in DWORD = 1 Automatically Launch the Client
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall\ Registry path Find the installed Windows Client uninstall entry Search for Cato Client under this path Uninstall Client using MsiExec
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall\<Cato Client key>\UninstallString Value Retrieve the uninstall command for the Windows Client Copy the UninstallString value data Uninstall Client using MsiExec
HKEY_LOCAL_MACHINE\SOFTWARE\CatoNetworksVPN\SeamlessAuthAllowUI Value Permits the use of additional manual authentication methods such as MFA DWORD = 1 Authenticate Users Automatically with Windows Credentials
HKEY_LOCAL_MACHINE\SOFTWARE\CatoNetworksVPN\ConnectOnBoot Value Configure Cato Client to connect every time the device boots DWORD = 1 Connect On Boot
HKEY_LOCAL_MACHINE\SOFTWARE\CatoNetworksVPN\InitialAlwaysOn Value Force Always-On to be enabled on new client installations DWORD = 1 Initial Always On
HKEY_LOCAL_MACHINE\SOFTWARE\CatoNetworksVPN\PreLogin Value Enable Pre-login for a specific device DWORD = 1 Enable Pre-Login
HKEY_LOCAL_MACHINE\SOFTWARE\CatoNetworksVPN\GREMode Value Enable the GRE tunnel for shared hosts DWORD = 1 GRE Mode for Shared Hosts
HKEY_LOCAL_MACHINE\SOFTWARE\CatoNetworksVPN\LastUser\UpgradeMode Value Indicates which upgrade mode is configured on the device DWORD = 0-2 Upgrade Mode

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