Bluecoat PacketShaper

Failover, not fall over - how to keep running when the hardware fails

Failure is not an option in business and redundancy is the solution. You can offer customers systems that keep running when the hardware fails.

Server failure used to mean widespread panic and a scramble to find backup tapes and a spare server to restore onto. Inevitably this meant business interruption, user frustration and even data loss. Recovering from a backup can take hours; even planned maintenance can take the server down during business hours leaving users unable to work. Today there is no excuse for this situation.

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IT EXPERT TOP TIP

You want the PCs you support to have the right time for more reasons than keeping the users happy; for one thing, if every PC has a slightly different time, finding which version of a file was updated most recently gets much more complicated. Get your head around the Windows Time Service at http://technet.microsoft.com/en-us/library/cc773013.aspx, get the commands for making a PC get its time from the domain at http://technet.microsoft.com/en-us/library/cc758905.aspx and if you want a an alternative time server use uk.pool.ntp.org to get the time from a random time server in the NTP Pool Project (read about the project at http://www.pool.ntp.org/use.html) read more

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