UCF STIG Viewer Logo
Changes are coming to https://stigviewer.com. Take our survey to help us understand your usage and how we can better serve you in the future.
Take Survey

Network – Mapper I/O Driver


Overview

Finding ID Version Rule ID IA Controls Severity
V-15696 5.200 SV-29561r1_rule ECSC-1 Medium
Description
This check verifies that the Mapper I/O network protocol driver is disabled.
STIG Date
Windows 2008 Member Server Security Technical Implementation Guide 2014-04-02

Details

Check Text ( C-15384r1_chk )
If the following registry values don’t exist or are not configured as specified, this is a finding:

Registry Hive: HKEY_LOCAL_MACHINE
Subkey: \Software\Policies\Microsoft\Windows\LLTD\

Value Name: AllowLLTDIOOndomain
Value Name: AllowLLTDIOOnPublicNet
Value Name: EnableLLTDIO
Value Name: ProhibitLLTDIOOnPrivateNet

Type: REG_DWORD
Value: 0
Fix Text (F-15588r1_fix)
Configure the policy value for Computer Configuration -> Administrative Templates -> Network -> Link-Layer Topology Discovery “Turn on Mapper I/O (LLTDIO) driver” to “Disabled”.