VMware NSX-T Tier-0 Gateway RTR Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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The NSX-T Tier-0 Gateway 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 -
SRG-NET-000362-RTR-000114
Group -
The NSX-T Tier-0 Gateway must be configured to have Internet Control Message Protocol (ICMP) mask replies 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. Mask Reply ICMP messag...Rule Medium Severity -
SRG-NET-000362-RTR-000115
Group -
The NSX-T Tier-0 Gateway must be configured to have Internet Control Message Protocol (ICMP) redirects 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. Redirect ICMP messages...Rule Medium Severity -
SRG-NET-000362-RTR-000117
Group -
SRG-NET-000512-RTR-000001
Group -
The NSX-T Tier-0 Gateway must be configured to use its loopback address as the source address for iBGP peering sessions.
Using a loopback address as the source address offers a multitude of uses for security, access, management, and scalability of the BGP routers. It is easier to construct appropriate ingress filters...Rule Low Severity -
SRG-NET-000131-RTR-000035
Group -
The NSX-T Tier-0 Gateway must be configured to have routing protocols disabled if not in use.
A compromised router introduces risk to the entire network infrastructure, as well as data resources that are accessible via the network. The perimeter defense has no oversight or control of attack...Rule Low Severity -
SRG-NET-000131-RTR-000035
Group -
The NSX-T Tier-0 Gateway must be configured to have multicast disabled if not in use.
A compromised router introduces risk to the entire network infrastructure, as well as data resources that are accessible via the network. The perimeter defense has no oversight or control of attack...Rule Low Severity
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