Setting Up the Network for Network Load Balancing
NLB can be run in two different modes, either unicast or multicast. Before you install NLB, you need to decide on what mode you want to run in and set up your network appropriately for it to work.
When a user makes a request to establish a Terminal Server connection to the clustered IP address, that request needs to be sent to all the servers in the cluster. By default, however, a switch will send a request only to one port on the switch and not all. To understand how NLB can get around this issue, you need to understand how switches themselves work.
When a workstation on a switch attempts to start a Terminal Server connection with a Terminal Server on the same switch, it will first broadcast ...
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