There are basically two ways to cut WAN costs: reduce the amount of bandwidth used or find somebody who sells cheaper bandwidth.
Also read: Users find the secrets of WAN optimization | 31 "How to" resources you might have missed
There are of course a lot of subtleties that fall under these two categories, but those are the basics, says Robin Layland, president of Layland Consulting and author of "The Ultimate Guide to Gaining Control of the WAN". "It's nice to believe there's sexy ways to do this," he says, "but those are really the only ones."
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