Cisco 7246 Hardware Installation Guide - Page 57

Chapter 2 Preparing the Cisco uBR7200 Series Router for Installation Provisioning the Cable Headend Verifying the Shipping Container Contents Step 1 Step 2 Step 3 Step 4 Step 5 Verify that the following are included in the shipping container (the accessories box might be separate): • One Cisco uBR7200 series universal broadband router chassis containing all of the components you ordered for your system (except the rack-mount and cable-management kit) • One or more accessories boxes (some or all might be shipped separately) Check the contents of the accessories box against the "Installation Checklist" and the packing slip to verify that you received all listed equipment, which should include the following: • One modular power cable for an AC-input power supply. (If you purchased a Cisco uBR7246VXR, or Cisco uBR7246 router with a redundant power supply, you should receive two power cables.) • One rack-mount and cable-management kit (3 brackets and 16 mounting screws) for the Cisco uBR7246VXR and Cisco uBR7246 routers and two rack-mount and cable-management kits. • Optional equipment that you ordered, such as network interface cables, transceivers, or special connectors. • CNR or CSRC provisioning documentation, or both. • Cisco IOS software documentation, if ordered. Verify that the port adapters installed in your Cisco uBR7200 series router match the port adapter types on the packing list. Verify that the number of cable interface cards installed in your Cisco uBR7200 series router matches the number of cable interface cards that you ordered. Refer to Appendix G, "Site Log," then to the "Cisco uBR7200 Series Chassis Rack-Mounting Options" section on page 3-2 to begin the installation. Provisioning the Cable Headend This section describes the necessary preparations to make at the cable headend before you install the Cisco uBR7200 series universal broadband router. Two-Way Data and VoIP To prepare for two-way data operation, including digitized voice and fax, ensure that the following conditions are met: • The cable headend equipment is properly aligned and certified for two-way transmission based on procedures provided by the manufacturers of the equipment and in accordance with DOCSIS or EuroDOCSIS RF Interface Specifications. • The cable headend is wired for narrowcast downstream data transmission. • The cable headend is wired to supply an RF feed from the upstream fiber-optic receivers to the Cisco uBR7200 series router. • Upstream frequencies are allocated for data transmission. • Upstream impairments are measured and understood, and comply with recommendations in DOCSIS or EuroDOCSIS RF Interface Specifications. OL-5421-03 Cisco uBR7200 Series Universal Broadband Router Hardware Installation Guide 2-11