Enterprise Options
The design process is often a series of trade-offs. This short subsection of the document highlights some of the high-level options that a network designer could implement if faced with tighter budget constraints. Some of these trade-offs are done at the module level, while others are done at the component level.
A first option is to collapse the distribution modules into the core module. This reduces the number of Layer 3 switches by 50 percent. The cost savings would be traded-off against performance requirements in the core of the network and flexibility to implement all the distribution security filtering.
A second option is to merge the functionality of the VPN and Remote Access module with the corporate Internet module. ...
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