35System architectureContents This section contains information on the following topics:"Hardware architecture" (page 36)"Common control complex" (page 37)"Network interface" (page 41)"Intelligent Peripheral Equipment" (page 44)"Terminal equipment" (page 47)"Power equipment" (page 48)"Signaling Server" (page 50)"Software architecture" (page 56)"Firmware" (page 56)"Software" (page 56)"Office data" (page 57)"Resident programs" (page 57)"Nonresident programs" (page 57)"Configuration options" (page 59)"Fiber Remote IPE" (page 59)"Carrier Remote IPE" (page 61)"Branch Office" (page 62)"Geographic Redundancy" (page 63)Nortel Communication Server 1000Communication Server 1000M and Meridian 1 Large System OverviewNN43021-110 01.03 StandardRelease 5.0 18 February 2008Copyright © 2003-2008, Nortel Networks.