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Monthly WAN Operating costs are one of the biggest expenses in any IT manager's budget; other than employee costs, it's frequently the single largest item. Adaptive Private Networking (APN) is powerful technology that enables you to reduce monthly WAN costs by 40% to 90% while simultaneously adding network bandwidth and improving both network reliability and application predictability. And if the 90% overall figure might usually apply only for certain high-cost international locations, overall savings of 60% to 75% are quite easy to attain.
There are many ways to reduce IT costs by using APN. Initially, you can eliminate any expensive redundant MPLS or Frame Relay backup connections and/or ISDN connections.
When you're comfortable with APN using a mixture of your existing private WAN bandwidth together with Internet connections, you can reduce the amount of private WAN bandwidth purchased at any given location, reducing a 2 x E1 MPLS connection to a 1 x E1 connection, or reducing the amount of Frame Relay CIR bandwidth or MPLS QoS bandwidth at a location.
Of course, the maximum savings can be attained by eliminating those expensive private WAN connections altogether and using multiple Internet connections from at least two different service providers. In this way a U.S.-based 1.5 Mbps MPLS connection costing $700 to $1200 per month can be replaced with 2+ WAN links costing somewhere between $100 and $200 a month, for a WAN cost saving at that location of 70% to 90% per month, while at the same time probably getting 4–10 times the downstream bandwidth. Using diverse Internet connections where available to replace a 2 Mbps E1 — which at some international locations can cost $3,000 to as much as $5,000 per month — can provide savings of more than 90% a month and pay for the cost of the APN deployment in just a few months.
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