Frequently Asked Questions

Q— What is the difference between a domain and an autonomous system?

A— Both terms are used to indicate a collection of routers. The domain notation is usually used to indicate a collection of routers running the same routing protocol, such as a RIP domain or an OSPF domain. The AS represents one or more domains under a single administration that have a unified routing policy with other ASs.

Q— My company is connected to an ISP via RIP. Should I use BGP instead?

A— If you are thinking of connecting to multiple providers in the near future, you should start discussing the option of using BGP with your provider. If your traffic needs do not require multiple provider connectivity, you should be okay with what you have. ...

Get Internet Routing Architectures, Second Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.