30 Chapter 1 Installing the Nortel VPN Router 2700 chassis

Installing the chassis in an equipment rack

To mount the VPN Router 2700 in an equipment rack, you need the following equipment:

a standard 19-inch equipment rack

four screws (supplied with the chassis)

four cage nuts (supplied with the chassis) if the rack does not have threaded rail holes

a #2 Phillips screwdriver

Rack-mount recommendations

When you mount the chassis in the rack, observe the following standard recommendations:

Ensure that the internal temperature of the rack does not exceed the maximum recommended ambient temperature of 40oC (104oF).

Do not block the power supply vents or otherwise restrict air flow when you install the chassis in a rack.

Stabilize your rack so that it does not tip over under the weight of the gateway and other devices.

Ensure that the electrical branch circuits can handle the VPN Router 2700 and other units in the rack before you install and turn on the gateway.

Maintain a reliable earth-ground path in the rack system. The gateway is intended to connect to an earth ground.

Attaching the shelf in the equipment rack

The VPN Router 2700 ships with a rack-mount shelf to support the chassis in the equipment rack.

To attach the shelf to the inside of the equipment rack:

1If the holes in the rack’s vertical supports are not threaded, attach a cage nut in four locations at the front of the rack (Figure 3 on page 31).

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Nortel Networks 2700 manual Installing the chassis in an equipment rack, Rack-mount recommendations