Cisco Router NAT Configuration

What is the simpliest way to configure the NAT on a cisco router that supports the following: Additionally are there problems with the hosts traveling through a non NAT router before it hits the NAT Router (where NAT configuration is)

One core NAT router (that connects directly to the internet) and connects to 2 routers (e1 and e2) hosts are located on the backside of 2 routers (router A and B)  Hosts off of RouterA are on the, hosts off of RouterB are on the
Who is Participating?

[Product update] Infrastructure Analysis Tool is now available with Business Accounts.Learn More

I wear a lot of hats...

"The solutions and answers provided on Experts Exchange have been extremely helpful to me over the last few years. I wear a lot of hats - Developer, Database Administrator, Help Desk, etc., so I know a lot of things but not a lot about one thing. Experts Exchange gives me answers from people who do know a lot about one thing, in a easy to use platform." -Todd S.

Don JohnstonInstructorCommented:
There's no problem with translating traffic that originated on networks not directly connected to the NATing router. You'll just need to include those networks in your ACL that defines what traffic gets translated. It sounds like PAT is what you need.

int f0/0
 ip nat inside
int f0/1
 ip nat outside

access-list 1 permit
access-list 1 permit
access-list 1 permit

ip nat inside source list 1 interface f0/1 overload

Open in new window

Experts Exchange Solution brought to you by

Your issues matter to us.

Facing a tech roadblock? Get the help and guidance you need from experienced professionals who care. Ask your question anytime, anywhere, with no hassle.

Start your 7-day free trial
It's more than this solution.Get answers and train to solve all your tech problems - anytime, anywhere.Try it for free Edge Out The Competitionfor your dream job with proven skills and certifications.Get started today Stand Outas the employee with proven skills.Start learning today for free Move Your Career Forwardwith certification training in the latest technologies.Start your trial today
Network Architecture

From novice to tech pro — start learning today.