I - Mission Critical Public
Rules and Groups employed by this XCCDF Profile
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SRG-NET-000343-L2S-000016
Group -
The Juniper EX switch must be configured to authenticate all network-connected endpoint devices before establishing any connection.
Without authenticating devices, unidentified or unknown devices may be introduced, thereby facilitating malicious activity. Device authentication is a solution enabling an organization to manage d...Rule Medium Severity -
SRG-NET-000362-L2S-000021
Group -
The Juniper EX switch must be configured to enable Root Protection on STP switch ports connecting to access layer switches.
Spanning Tree Protocol (STP) does not provide any means for the network administrator to securely enforce the topology of the switched network. Any switch can be the root bridge in a network. Howev...Rule Low Severity -
SRG-NET-000362-L2S-000022
Group -
The Juniper EX switch must be configured to enable BPDU Protection on all user-facing or untrusted access switch ports.
If a rogue switch is introduced into the topology and transmits a Bridge Protocol Data Unit (BPDU) with a lower bridge priority than the existing root bridge, it will become the new root bridge and...Rule Medium Severity -
SRG-NET-000362-L2S-000023
Group -
The Juniper EX switch must be configured to enable STP Loop Protection on all non-designated STP switch ports.
The Spanning Tree Protocol (STP) Loop Protection feature provides additional protection against STP loops. An STP loop is created when an STP blocking port in a redundant topology erroneously trans...Rule Medium Severity -
SRG-NET-000362-L2S-000024
Group -
The Juniper EX switch must be configured not to forward unknown unicast traffic to access interfaces.
Access layer switches use the Content Addressable Memory (CAM) table to direct traffic to specific interfaces based on the VLAN number and the destination MAC address of the frame. When a router ha...Rule Medium Severity
Node 2
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