IPsec Preparation
As with any type of VPN implementation, one of the first steps you’ll go through is preparation. This is important for IOS-based routers because the configuration is more complex than setting up a GUI product like the Cisco VPN 3000 concentrators. The next few sections will briefly cover some basic information you’ll need to gather, basic configuration tasks you’ll perform on your routers, and additional ACL statements you’ll need to add to perimeter routers to build IPsec sessions.
Gathering Information
The first step you’ll take for your preparation is to gather information that will help you implement your IPsec sessions. If you recall from Chapter 3, “IPsec,” two sets of connections are built: a management connection in ...
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