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What is Network Load Balancing and how does it Work?

April 26, 2017client exchange load load-balance Network servers

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What is Network Load Balancing and how does it Work?

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Network Load Balancing (NLB) technology can be used to distribute client requests across a set of servers. Windows NLB is often used to ensure that stateless applications such as IIS-based web servers can be scaled out by adding additional servers as client load increases. Doing so makes sure that clients always experience acceptable performance levels. In addition, it reduces downtime caused by a malfunctioning server as the end-users will never know that a particular member server in the Windows NLB is or has been down. Windows NLB clusters can provide scalability for services and applications based both on TCP and UDP. On top of that you can have up to 32 servers in a Windows-based NLB cluster. Windows NLB is included in both the Windows Server 2003 Standard and Enterprise edition (even the Web edition includes this component), and because Windows NLB is a standard component, it does not require you to use any special or specific server hardware for each member server in the NLB clu