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DISA Cisco IOS Router RTR STIG v3r3

Warning! Audit Deprecated

This audit file has been deprecated and will be removed in a future update.

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Audit Details

Name: DISA Cisco IOS Router RTR STIG v3r3

Updated: 2/17/2026

Authority: DISA STIG

Plugin: Cisco

Revision: 1.2

Estimated Item Count: 92

File Details

Filename: DISA_STIG_Cisco_IOS_Router_RTR_v3r3.audit

Size: 313 kB

MD5: 52c7cd788f32beaeeaf8c63c1152e9cd
SHA256: 0e7978cb9f17e6acac9c68d52f9848d7bbfb166b99286bdda2c1743fcf3e1f42

Audit Items

DescriptionCategories
CISC-RT-000010 - The Cisco router must be configured to enforce approved authorizations for controlling the flow of information within the network based on organization-defined information flow control policies.
CISC-RT-000050 - The Cisco router must be configured to enable routing protocol authentication using FIPS 198-1 algorithms with keys not exceeding 180 days of lifetime.
CISC-RT-000060 - The Cisco router must be configured to have all inactive interfaces disabled.
CISC-RT-000090 - The Cisco router must not be configured to have any zero-touch deployment feature enabled when connected to an operational network.
CISC-RT-000120 - The Cisco router must be configured to protect against or limit the effects of denial-of-service (DoS) attacks by employing control plane protection.
CISC-RT-000150 - The Cisco router must be configured to have Gratuitous ARP disabled on all external interfaces.
CISC-RT-000160 - The Cisco router must be configured to have IP directed broadcast disabled on all interfaces.
CISC-RT-000170 - The Cisco router must be configured to have Internet Control Message Protocol (ICMP) unreachable messages disabled on all external interfaces.
CISC-RT-000180 - The Cisco router must be configured to have Internet Control Message Protocol (ICMP) mask reply messages disabled on all external interfaces.
CISC-RT-000190 - The Cisco router must be configured to have Internet Control Message Protocol (ICMP) redirect messages disabled on all external interfaces.
CISC-RT-000200 - The Cisco router must be configured to log all packets that have been dropped at interfaces via an ACL.
CISC-RT-000210 - The Cisco router must be configured to produce audit records containing information to establish where the events occurred.
CISC-RT-000220 - The Cisco router must be configured to produce audit records containing information to establish the source of the events.
CISC-RT-000230 - The Cisco router must be configured to disable the auxiliary port unless it is connected to a secured modem providing encryption and authentication.
CISC-RT-000235 - The Cisco router must be configured to have Cisco Express Forwarding enabled.
CISC-RT-000236 - The Cisco router must be configured to advertise a hop limit of at least 32 in Router Advertisement messages for IPv6 stateless auto-configuration deployments.
CISC-RT-000237 - The Cisco router must not be configured to use IPv6 Site Local Unicast addresses.
CISC-RT-000240 - The Cisco perimeter router must be configured to deny network traffic by default and allow network traffic by exception.
CISC-RT-000250 - The Cisco perimeter router must be configured to enforce approved authorizations for controlling the flow of information between interconnected networks in accordance with applicable policy.
CISC-RT-000260 - The Cisco perimeter router must be configured to only allow incoming communications from authorized sources to be routed to authorized destinations.
CISC-RT-000270 - The Cisco perimeter router must be configured to block inbound packets with source Bogon IP address prefixes.
CISC-RT-000280 - The Cisco perimeter router must be configured to protect an enclave connected to an approved gateway by using an inbound filter that only permits packets with destination addresses within the sites address space.
CISC-RT-000290 - The Cisco perimeter router must be configured to not be a Border Gateway Protocol (BGP) peer to an approved gateway service provider.
CISC-RT-000300 - The Cisco perimeter router must be configured to not redistribute static routes to an approved gateway service provider into BGP, an IGP peering with the NIPRNet, or other autonomous systems.
CISC-RT-000310 - The Cisco perimeter router must be configured to restrict it from accepting outbound IP packets that contain an illegitimate address in the source address field via egress filter or by enabling Unicast Reverse Path Forwarding (uRPF).
CISC-RT-000320 - The Cisco perimeter router must be configured to filter traffic destined to the enclave in accordance with the guidelines contained in DoD Instruction 8551.1.
CISC-RT-000330 - The Cisco perimeter router must be configured to filter ingress traffic at the external interface on an inbound direction.
CISC-RT-000340 - The Cisco perimeter router must be configured to filter egress traffic at the internal interface on an inbound direction.
CISC-RT-000350 - The Cisco perimeter router must be configured to block all packets with any IP options.
CISC-RT-000360 - The Cisco perimeter router must be configured to have Link Layer Discovery Protocol (LLDP) disabled on all external interfaces.
CISC-RT-000370 - The Cisco perimeter router must be configured to have Cisco Discovery Protocol (CDP) disabled on all external interfaces.
CISC-RT-000380 - The Cisco perimeter router must be configured to have Proxy ARP disabled on all external interfaces.
CISC-RT-000390 - The Cisco perimeter router must be configured to block all outbound management traffic.
CISC-RT-000391 - The Cisco perimeter router must be configured to suppress Router Advertisements on all external IPv6-enabled interfaces.
CISC-RT-000392 - The Cisco perimeter router must be configured to drop IPv6 undetermined transport packets.
CISC-RT-000393 - The Cisco perimeter router must be configured drop IPv6 packets with a Routing Header type 0, 1, or 3-255.
CISC-RT-000394 - The Cisco perimeter router must be configured to drop IPv6 packets containing a Hop-by-Hop header with invalid option type values.
CISC-RT-000395 - The Cisco perimeter router must be configured to drop IPv6 packets containing a Destination Option header with invalid option type values.
CISC-RT-000396 - The Cisco perimeter router must be configured to drop IPv6 packets containing an extension header with the Endpoint Identification option.
CISC-RT-000397 - The Cisco perimeter router must be configured to drop IPv6 packets containing the NSAP address option within Destination Option header.
CISC-RT-000398 - The Cisco perimeter router must be configured to drop IPv6 packets containing a Hop-by-Hop or Destination Option extension header with an undefined option type.
CISC-RT-000400 - The Cisco out-of-band management (OOBM) gateway router must be configured to transport management traffic to the Network Operations Center (NOC) via dedicated circuit, MPLS/VPN service, or IPsec tunnel.
CISC-RT-000410 - The Cisco out-of-band management (OOBM) gateway router must be configured to forward only authorized management traffic to the Network Operations Center (NOC).
CISC-RT-000420 - The Cisco out-of-band management (OOBM) gateway router must be configured to have separate IGP instances for the managed network and management network.
CISC-RT-000430 - The Cisco out-of-band management (OOBM) gateway router must be configured to not redistribute routes between the management network routing domain and the managed network routing domain.
CISC-RT-000440 - The Cisco out-of-band management (OOBM) gateway router must be configured to block any traffic destined to itself that is not sourced from the OOBM network or the Network Operations Center (NOC).
CISC-RT-000450 - The Cisco router must be configured to only permit management traffic that ingresses and egresses the out-of-band management (OOBM) interface.
CISC-RT-000460 - The Cisco router providing connectivity to the Network Operations Center (NOC) must be configured to forward all in-band management traffic via an IPsec tunnel.
CISC-RT-000470 - The Cisco BGP router must be configured to enable the Generalized TTL Security Mechanism (GTSM).
CISC-RT-000480 - The Cisco BGP router must be configured to use a unique key for each autonomous system (AS) that it peers with.