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I - Mission Critical Public

Rules and Groups employed by this XCCDF Profile

  • SRG-NET-000512-L2S-000001

    <GroupDescription></GroupDescription>
    Group
  • The Cisco switch must have Storm Control configured on all host-facing switchports.

    &lt;VulnDiscussion&gt;A traffic storm occurs when packets flood a LAN, creating excessive traffic and degrading network performance. Traffic storm ...
    Rule Low Severity
  • SRG-NET-000512-L2S-000002

    <GroupDescription></GroupDescription>
    Group
  • The Cisco switch must have IGMP or MLD Snooping configured on all VLANs.

    &lt;VulnDiscussion&gt;IGMP and MLD snooping provide a way to constrain multicast traffic at Layer 2. By monitoring the IGMP or MLD membership repor...
    Rule Low Severity
  • SRG-NET-000512-L2S-000003

    <GroupDescription></GroupDescription>
    Group
  • The Cisco switch must implement Rapid Spanning Tree Protocol (STP) where VLANs span multiple switches with redundant links.

    &lt;VulnDiscussion&gt;STP is implemented on bridges and switches to prevent Layer 2 loops when a broadcast domain spans multiple bridges and switch...
    Rule Medium Severity
  • SRG-NET-000512-L2S-000004

    <GroupDescription></GroupDescription>
    Group
  • The Cisco switch must enable Unidirectional Link Detection (UDLD) to protect against one-way connections.

    &lt;VulnDiscussion&gt;In topologies where fiber optic interconnections are used, physical misconnections can occur that allow a link to appear to b...
    Rule Medium Severity
  • SRG-NET-000512-L2S-000005

    <GroupDescription></GroupDescription>
    Group
  • The Cisco switch must have all trunk links enabled statically.

    &lt;VulnDiscussion&gt;When trunk negotiation is enabled via Dynamic Trunk Protocol (DTP), considerable time can be spent negotiating trunk settings...
    Rule Medium Severity

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