Cisco uBR-3x10 Hardware Installation And Cabling Manual page 88

Protection Scheme for the Cisco uBR7246VXR CMTS
Cisco uBR7246VXR Universal Broadband Router Configurations
A single Cisco uBR7246VXR router contains up to four Cisco uBR-MC16x (C, E, S, U, or X) line cards
or Cisco uBR-MC28x (C, U, or X) line cards. This configuration uses a redundancy scheme where one
protect card supports from one to four working line cards.
Note The Cisco uBR-MC16U cable interface line cards have onboard upconverters. Upconverters are not
required in a configuration using this line card.
Figure 5-1 Racked Cisco uBR7246VXRs Routers, RF Switch, and Upconverters (MC16x)
Cisco uBR-3x10 RF Switch Hardware Installation and Cabling Guide
5-2
Chapter 5 Cabling the RF Switch With the Cisco uBR7246VXR CMTS
UPx2
UPx1
RFS-2
RFS-1
OL-1984-06