Cisco 7000 Installation Instructions Manual page 5

Rack-Mount Kit Overview
In Telco-type installations, you can install the chassis so that the ends of the chassis are
approximately centered on two posts. Figure 3 shows a typical center-mount installation.
To maintain a safe center of gravity in Telco-type installations (shown in Figure 3), the
Caution
front and rear of the chassis are approximately centered on the mounting posts.
Figure 3 Typical Center-Mount Installation
In a 2-post, 4-post, or Telco-type installation, you can flush-mount the chassis so that the end of the
chassis is flush with the rack posts. (When mounting the non-interface processor end, the front is
actually recessed 1 inch into the rack to protect the plastic front bezel.) Multiple-chassis rack kits
can be stacked in a rack with little or no clearance between the brackets. You can remove the four
chassis feet after mounting the chassis in the rack.
Cisco 7000 and Cisco 7507 Rack-Mount Kit Installation Instructions 5