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Learn Cisco Network Administration in a Month of Lunches by Ben Piper

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Chapter 15. Manually directing traffic using the IP routing table

Connecting two switches that are in the same physical location is easy. All you have to do is string a couple of Ethernet cables between them, configure the interfaces, and you’re finished. But now imagine that your switches sit in separate offices hundreds of miles apart. How do you connect them?

In chapter 8 I said that you have a few options when it comes to connecting geographically separated sites. Private T1/E1 lines and MPLS virtual private networks (VPNs) are two popular methods. With both of these methods, the telecom carrier provides you physical connectivity between your sites. But it’s still up to you to configure IP routing between those sites.

In the last chapter, ...

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