Telephones

Distribute telephones liberally throughout the Data Center, particularly near the infrastructure controls. Wall-mount them in strategic locations so that someone standing in front of practically any server, networking device, or infrastructure component can make a phone call. This enables Data Center users to contact the appropriate support group or vendor for assistance without having to walk away from the item that needs to be fixed. To further facilitate this, install long cords—say, 25 feet (7.6 meters)—between the handset and receiver of each telephone and make sure that the phones are configured to call external numbers. As with the infrastructure controls, wall-mount the telephones at a convenient height.

NOTE

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