Carrier Access 1750 user manual System Planning Factors, System Architecture

Planning and Ordering Guide

System Planning Factors

System Planning Factors

System Architecture ... 2-6

Cell Bus Configuration ... 2-8

Unstructured DS3-3/E3-3 Configuration Guidelines ... 2-9

ATM Bandwidth per Cell Bus ... 2-11

ATM Bandwidth per Module ... 2-12

ATM Network Loading ... 2-12

The Broadmore 1750 is a customizable system. The following factors should be considered when planning and configuring a system to meet customer requirements.

System Architecture

The Broadmore 1750 system architecture is based upon a midplane design allowing modules to be installed from the front and rear of the chassis. There are 17 vertical slots as viewed from the front with the cover removed. The figure shown below shows a fully redundant system configured with OC-12c NIMs and Unstructured DS3 SAMs.

NIM Slots	SAM Slots	CPU Slots
A B C D E F	G H J K L M N	P CPU CPU APM
		Q R

OC-12cNIM OC-12cNIM uDS3-3or uE3-3SAM uDS3-3or uE3-3SAM uDS3-3or uE3-3SAM uDS3-3or uE3-3SAM PROTECTIONSAM CPU CPU APM

2-6 Broadmore 1750 - Release 4.6