II - Mission Support Sensitive
Rules and Groups employed by this XCCDF Profile
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SRG-NET-000343-RTR-000001
Group -
The PE router providing MPLS Layer 2 Virtual Private Network (L2VPN) services must be configured to authenticate targeted Label Distribution Protocol (LDP) sessions used to exchange virtual circuit (VC) information using a FIPS-approved message authentication code algorithm.
LDP provides the signaling required for setting up and tearing down pseudowires (virtual circuits used to transport Layer 2 frames) across an MPLS IP core network. Using a targeted LDP session, eac...Rule Medium Severity -
SRG-NET-000362-RTR-000109
Group -
The Arista router must not be configured to have any zero-touch deployment feature enabled when connected to an operational network.
Network devices that are configured via a zero-touch deployment or auto-loading feature can have their startup configuration or image pushed to the device for installation via TFTP or Remote Copy (...Rule Medium Severity -
SRG-NET-000362-RTR-000111
Group -
The Arista router must be configured to have gratuitous ARP disabled on all external interfaces.
A gratuitous ARP is an ARP broadcast in which the source and destination MAC addresses are the same. It is used to inform the network about a host IP address. A spoofed gratuitous ARP message can c...Rule Medium Severity -
SRG-NET-000362-RTR-000112
Group -
The Arista router must be configured to have IP directed broadcast disabled on all interfaces.
An IP-directed broadcast is a datagram sent to the broadcast address of a subnet that is not directly attached to the sending machine. The directed broadcast is routed through the network as a unic...Rule Low Severity -
SRG-NET-000362-RTR-000113
Group -
The Arista router must be configured to have Internet Control Message Protocol (ICMP) unreachable notifications disabled on all external interfaces.
The ICMP supports IP traffic by relaying information about paths, routes, and network conditions. Routers automatically send ICMP messages under a wide variety of conditions. Host unreachable ICMP ...Rule Medium Severity
Node 2
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