Detections
Analytics
3.097 - The system will be configured to limit how often keep-alive packets are sent.
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Controls how often TCP sends a keep-alive packet in attempting to verify that an idle connection is still intact.Solution
Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> Security Options -> 'MSS: (KeepAliveTime) How often keep-alive packets are sent in milliseconds' to '300000 or 5 minutes (recommended)' or less.See Also
https://dl.dod.cyber.mil/wp-content/uploads/stigs/zip/U_MS_Windows_2008_R2_MS_V1R33_STIG.zip
Item Details
Audit Name: DISA Windows Server 2008 R2 MS STIG v1r33
Category: SYSTEM AND COMMUNICATIONS PROTECTION
References: 800-53|SC-7(12), CAT|III, CCI|CCI-002385, CSCv6|9, CSCv6|9.2, Rule-ID|SV-32357r1_rule, STIG-ID|3.097, Vuln-ID|V-4113
Plugin: Windows
Control ID: b950b38f9604816e03794f1d3147d3e080db7a0a73eeb0c4f8e10c96f2128814