Be Informed with the Basics of SDN or SD WAN
SD WAN or software defined wide area network is defined as a specific application of SDN or software defined networking technology applied to wide area connections or WAN, and these are used to connect enterprise networks like data centers and branch offices, over wide geographic distances.
In order to connect branch offices to a central corporate network, or to connect data centers that are separated by distance, a WAN could be used to serve the purpose. A technology requiring special proprietary hardware was used in the past for these WAN connections. Today, with the new SD WAN technology, the movement of network control is facilitated with the aid of a software approach.
Enterprise clients are clamouring to a more flexible, open and cloud based WAN technologies over a specialized WAN technology that generally invoves expensive fixed circuits.
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Many SD WAN new offerings aim to improve and secure internet connectivity, and this is more attractive to have a more expensive WAN technology like the T-1. There are several situations when SD WAN technology uses internet broadband connections to take over more expensive solutions. To make it more secure, virtualization technology and virtual private networking technologies are used to broadband internet connections.
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The removal of potentially expensive routing hardware, with the provision of connectivity and services via the cloud, makes SD WAN advantageous.
With the use of a much open and software based technology, the main goal of SD WAN technology to deliver a business class, secure and simple cloud enabled WAN connections is achieved.
It is expected that this increase will accelerate over the coming years. From a solution for branch office and data center WAN connectivity that required less proprietary equipment, SD WAN offerings are now including technologies like security, VPN, WAN optimization, and application policy control.
It can be said truthfully that technology is in constant motion and that the world becomes more and more connected on a global scale as additional technologies are introduced. As seen on how networking is taking place, these technologies are affecting our lives from businesses to personal. Through WAN, networking has spanned to a larger geographical area and there is more tie ups from one local area network to another.
Before implementing any form of networking, whatever is the network, it is advisable that you take into account the impact it will have on your business or yourself. There are some basic inquiries that you can check out with the network and how it can affect your business, and some of these are the experiences of its users at present, how is its performance and availability, how can it support your business with its current resource utilization, or how the network is utilizing other network resources, and others.