The RAS or access control server will be configured to disable use of special features (e.g., call forwarding and call waiting).

Part of SRC-RAS-080 Special phone features

Associated with IA controls: ECSC-1

SV-22012r2_rule The RAS or access control server will be configured to disable use of special features (e.g., call forwarding and call waiting).

Vulnerability discussion

These special features are not mission essential for RAS lines and may lead to inacurate call log and complicate security investigations as the calls may be redirected.

Check content

Interview the network administrator. Verify the modem lines are configured as required with no special features.

Fix text

Ensure that all modem lines are not configured to allow users to use special calling features.

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