6
Chassis Installation Procedures for Cisco2800 Series Routers
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Setting Up the Chassis
Cisco 2811, Cisco 2821, and Cisco 2851 routers can be installed in 19 (48.26-cm)- and 23-inch
(58.42-cm) racks. Cisco 2801 routers can be installed only in 19-inch racks, and cannot be center
mounted. Use the standard brackets shipped with the router for mounting the chassis in a 19-inch rack;
you can order optional larger brackets for mounting the chassis in a 23-inch rack.
Note Brackets for 23-inch (58.42-cm) equipment racks are not available for Cisco 2801 routers.
You can mount the router in the following ways:
Center mounting—Brackets attached in the center of the chassis with only the front panel facing
forward. (This option is not available on Cisco 2801 routers.)
Front mounting—Brackets attached at the front of the chassis with the front panel facing forward.
Rear mounting—Brackets attached at the rear of the chassis with the rear panel facing forward.
The brackets are shown in Figure5, Figure 6, and Figure 7.
Figure5 Rack-Mounting Brackets for Cisco 2801 Routers for 19-Inch Rack
Figure6 Rack-Mounting Brackets for Cisco 2811 Routers
Figure7 Rack-Mounting Brackets for Cisco 2821 and Cisco 2851 Routers
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Bracket pair for 19-inch rack Bracket pair for 23-inch rack
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Bracket pair for 19-inch rack Bracket pair for 23-inch rack