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All Direct Access traffic must be routed through the internal network.


Overview

Finding ID Version Rule ID IA Controls Severity
WN12-CC-000006 WN12-CC-000006 WN12-CC-000006_rule Low
Description
Routing all Direct Access traffic through the internal network allows monitoring and prevents split tunneling.
STIG Date
Microsoft Windows Server 2012 Member Server Security Technical Implementation Guide 2013-07-25

Details

Check Text ( C-WN12-CC-000006_chk )
If the following registry value does not exist or is not configured as specified, this is a finding:

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

Value Name: Force_Tunneling

Type: REG_SZ
Value: Enabled
Fix Text (F-WN12-CC-000006_fix)
Configure the policy value for Computer Configuration -> Administrative Templates -> Network -> Network Connections -> "Route all traffic through the internal network" to "Enabled: Enabled State".