User Manual

Prepare the Site
39
Chapter 5
Prepare the Site
This chapter describes how to prepare your site so that you can install a router, discussing the
following topics:
 Rack Requirements on page 39
 Clearance Requirements for Airflow and Hardware Maintenance on page 42
 Site Environmental Requirements on page 43
 Fire Safety Requirements on page 43
 Power System Requirements and Specifications on page 44
 Site Electrical Wiring and Cable Guidelines on page 49
 Fiber-Optic and Network Cable Guidelines on page 49
 Routing Engine Interface Cable and Wire Specifications on page 53
 Site Preparation Checklist on page 54
Rack Requirements
The router must be installed in a rack. Many types of racks are acceptable, including
front-mount racks, 4-post (telco) racks, and center-mount racks, an example of which
appears in Figure 15.
The following sections describe rack requirements:
 Rack Size and Strength on page 40
 Spacing of Mounting Holes on page 41
 Connection to Building Structure on page 41