Documentation Index

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Settings That Can be Modified by Cato Support

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There are many advanced settings that can be modified on an account or site level by Cato Support. Many of these settings are not visible in the Cato Management Application or the Socket, so please contact us if you would like any of these settings applied.

Application

Setting

Description

Default Value

Application Finalization

Increases the time that Cato waits before finalizing application identification.

2000 milliseconds

Force Fragmentation

Forces fragmentation of packets even if the DF bit is set. Each app that requires fragmentation must be defined.

Disabled

IPsec

Setting

Description

Default Value

Dangling SAs

Force Cato to rekey phase 2 following a phase 1 rekey.

If phase 2 is not expired, use the existing SAs.

Networking

Setting

Description

Default Value

Cato Service Range

Change the subnet reserved by Cato for system traffic.

10.254.254.0/24

ICMP Keep Alive

Generate an ICMP keep alive through a tunnel.

Disabled

Max Flows per Host

Changes the maximum number of flows that a single IP can open at once.

20,000

Max Hosts per Tunnel

Changes the maximum number of hosts per tunnel

10,000

Security

Setting

Description

Default Value

Whitelist IP

Prevent any client IP address from being blocked by any Cato security policy. Useful for vulnerability scans.

Disabled

Whitelist IPS signature

Whitelist specific threats from IPS for the whole account

Disabled 

Socket

Setting

Description

Default Value

Bypass Flow Timeout

Change the flow timeout for bypassed traffic on the Socket. Can also be adjusted in the Socket Web UI under Cato Connection Settings, but it will be reset back to default following a reboot or tunnel disconnect.

60 seconds

GUI Access from Internet

Allows access to the Socket GUI from the Internet, such as through Remote Port Forwarding.

Access to the Socket GUI from the internet is blocked.

HA

Change HA failover behavior depending on whether the Socket has internet access or a tunnel established to a PoP. Also sets the grace time for failover.

If a Socket loses internet access, failover will occur in 10 seconds. If the Socket has internet access but no tunnel established to a PoP, failover will not occur.

MTU

Change the Socket's WAN interface MTU.

MTU is set using PTMUD from the PoP to the Socket.

Preferred IP

Change the PoP preferred IP for a Socket. This can also be done in the Socket Web UI under Cato Connection Settings.

Dynamic

User Awareness (UA)

Setting

Description

Default Value

Event IDs

Excludes a Windows Event ID generated on a Domain Controller from triggering an IP mapping for a user.

Event IDs 4768, 4769, 4770, 4624, 5145, 5140

Windows UA

Enables UA for other operating systems other than Windows.

Windows only

SDP Client

Setting

Description

Default Value

MFA Prompt Grace Time

When "Always Prompt" is enabled for MFA authentication, this setting determines how long a Client will not be prompted for an MFA code on future reconnects following a successful connection.

5 minutes

SSO Expiration Period

Change the SSO cookie expiration period. This setting determines when a VPN user authenticating with SSO will need to re-enter credentials.

30 days

Blocklist of OS for SDP Client

Identify the Client OS type, and if it appears in the account blocklist - fail the connection process

Disabled 

Cato Client behind Socket

Detects if a Cato Client is behind a socket or not. If a socket was detected, the Socket tunnel will take precedence over the client tunnel

Enabled