Cisco IOS Switch L2S Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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SRG-NET-000362-L2S-000025
Group -
SRG-NET-000362-L2S-000026
Group -
The Cisco switch must have IP Source Guard enabled on all user-facing or untrusted access switch ports.
IP Source Guard provides source IP address filtering on a Layer 2 port to prevent a malicious host from impersonating a legitimate host by assuming the legitimate host's IP address. The feature use...Rule Medium Severity -
SRG-NET-000362-L2S-000027
Group -
The Cisco switch must have Dynamic Address Resolution Protocol (ARP) Inspection (DAI) enabled on all user VLANs.
DAI intercepts ARP requests and verifies that each of these packets has a valid IP-to-MAC address binding before updating the local ARP cache and before forwarding the packet to the appropriate des...Rule Medium Severity -
SRG-NET-000512-L2S-000001
Group -
The Cisco switch must have Storm Control configured on all host-facing switchports.
A traffic storm occurs when packets flood a LAN, creating excessive traffic and degrading network performance. Traffic storm control prevents network disruption by suppressing ingress traffic when ...Rule Low Severity -
SRG-NET-000512-L2S-000002
Group -
SRG-NET-000512-L2S-000003
Group -
SRG-NET-000512-L2S-000004
Group
Node 2
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