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Layer 2 Switch Security Requirements Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • The layer 2 switch must have all trunk links enabled statically.

    <VulnDiscussion>When trunk negotiation is enabled via Dynamic Trunk Protocol (DTP), considerable time can be spent negotiating trunk settings...
    Rule Medium Severity
    Show

  • SRG-NET-000512

    <GroupDescription></GroupDescription>
    Group
    Show

  • The layer 2 switch must have all disabled switch ports assigned to an unused VLAN.

    &lt;VulnDiscussion&gt;It is possible that a disabled port that is assigned to a user or management VLAN becomes enabled by accident or by an attack...
    Rule Medium Severity
    Show

  • SRG-NET-000512

    <GroupDescription></GroupDescription>
    Group
    Show

  • The layer 2 switch must have Dynamic Address Resolution Protocol (ARP) Inspection (DAI) enabled on all user VLANs.

    &lt;VulnDiscussion&gt;DAI intercepts Address Resolution Protocol (ARP) requests and verifies that each of these packets has a valid IP-to-MAC addre...
    Rule Medium Severity
    Show

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