Refer to the exhibit.

Vendor: Cisco
Product: 400-007
Update on: Aug 18, 2025
Questions: 349

Cisco 400-007 Question Answer

An engineer is designing the network for a multihomed customer running in AS 111. The AS does not have any other ASs connected to it. Which technology is more comprehensive to use in the design to make sure that the AS is not being used as a transit AS?

Configure the AS-set attribute to allow only routes from AS 111 to be propagated to the neighbor ASs.

Use the local preference attribute to configure your AS as a non-transit AS.

Include an AS path access list to send routes to the neighboring ASs that only have AS 111 in the AS path field.

Include a prefix list to only receive routes from neighboring ASs.