Redundant Networking

Having a server up and running does you little good if the server can’t communicate with the rest of your network or the outside world. Building redundancy into your power and disk systems is important, but does you little good if you can’t communicate with your network.

Protecting against a network-card failure can be as simple as having a spare network card, ideally of the same type as is in your server. In the event of a failure, replacing the card takes only a few minutes longer than it takes to reboot the server, if you can find the spare. A better option is to leave the spare card plugged in to a spare slot, but disabled in Windows. Finally, if your server supports it, using network card teaming provides redundancy in ...

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