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Route all Direct Access traffic through internal network.


Overview

Finding ID Version Rule ID IA Controls Severity
V-21961 5.271 SV-25287r1_rule Low
Description
This setting ensures all traffic is routed through the internal network, allowing monitoring and preventing split tunneling.
STIG Date
Windows 7 Security Technical Implementation Guide 2018-02-12

Details

Check Text ( C-26850r1_chk )
If the following registry value doesn’t exist or is not configured as specified, this is a finding:

Registry Hive: HKEY_LOCAL_MACHINE
Subkey: \Software\Policies\Microsoft\Windows\TCPIP\v6Transition\

Value Name: Force_Tunneling

Type: REG_SZ
Value: Enabled
Fix Text (F-22949r1_fix)
Configure the policy value for Computer Configuration -> Administrative Templates -> Network -> Network Connections -> “Route all traffic through the internal network” to “Enabled: Enabled State”.