STIGQter: STIG Summary: Enterprise Voice, Video, and Messaging Policy Security Requirements Guide Version: 1 Release: 4 Benchmark Date: 05 Jan 2026:

The Fire and Emergency Services (F&ES) communications over a site's private telephone system must provide a direct callback telephone number and physical location of an F&ES caller to the emergency services answering point or call center through a transfer of Automatic Number Identification (ANI) and extended Automatic Location Identification (ALI) information or access to an extended ALI database.

DISA Rule

SV-259922r948768_rule

Vulnerability Number

V-259922

Group Title

SRG-VOIP-000420

Rule Version

SRG-VOIP-000420

Severity

CAT II

CCI(s)

• CCI-001606 - Identify potential accessibility problems to outline explicit mitigation actions.

Weight

10

Fix Recommendation

Configure the local DOD telephone system, VoIP or traditional, to provide the originating telephone number and the physical location of an F&ES caller to the emergency services answering point through a transfer of ANI and PS-ALI information or the emergency services answering point is provided automated access to the required PS-ALI database.

Check Contents

Inspect the telephone system configuration or external database to determine compliance with the requirement.

Verify the local DOD telephone system, VoIP or traditional, is configured to provide the originating telephone number and the physical location of an F&ES caller to the emergency services answering point through a transfer of ANI and PS-ALI information or the emergency services answering point is provided automated access to the required PS-ALI database.

If the location of an F&ES caller is not provided to, or is not accessible by, the emergency services answering point or call center, this is a finding.

NOTE: These requirements also apply to key telephone systems and installations where a single number has multiple appearances (appears on multiple telephones) such that individual instruments in the system can be identified.

Vulnerability Number

V-259922

Documentable

False

Rule Version

SRG-VOIP-000420

Severity Override Guidance

Inspect the telephone system configuration or external database to determine compliance with the requirement.

Verify the local DOD telephone system, VoIP or traditional, is configured to provide the originating telephone number and the physical location of an F&ES caller to the emergency services answering point through a transfer of ANI and PS-ALI information or the emergency services answering point is provided automated access to the required PS-ALI database.

If the location of an F&ES caller is not provided to, or is not accessible by, the emergency services answering point or call center, this is a finding.

NOTE: These requirements also apply to key telephone systems and installations where a single number has multiple appearances (appears on multiple telephones) such that individual instruments in the system can be identified.

Check Content Reference

M

Target Key

5585