12 Introduction• Meridian 1 PBX 81• Meridian 1 PBX 81CNote: When upgrading software, memory upgrades may be requiredon the Signaling Server, the Call Server, or both.System migrationWhen particular Meridian 1systems are upgraded to run CS 1000 Release4.5 software and configured to include a Signaling Server, they becomeCS 1000M systems. Table 1 "Meridian 1 systems to CS 1000M systems"(page 12) lists each Meridian 1 system that supports an upgrade path toa CS 1000M system.Table 1Meridian 1 systems to CS 1000M systemsThis Meridian 1 system... Maps to this CS 1000M systemMeridian 1 PBX 51C CS 1000M Half GroupMeridian 1 PBX 61C CS 1000M Single GroupMeridian 1 PBX 81 CS 1000M Multi GroupMeridian 1 PBX 81C CS 1000M Multi GroupFor more information, see CS 1000M and Meridian 1 Large SystemUpgrades Overview (NN43021-458) ().Intended audienceThis document is intended for individuals who are responsible for installingand maintaining the Fiber Remote IPE service as part of a CS 1000MLarge Systemor Meridian 1 Large System.ConventionsTerminologyThe following systems are referred to generically as "Large System":• Communication Server 1000M Half Group (CS 1000M HG)• Communication Server 1000M Single Group (CS 1000M SG)• Communication Server 1000M Multi Group (CS 1000M MG)• Meridian 1 PBX 51C• Meridian 1 PBX 61C• Meridian 1 PBX 81• Meridian 1 PBX 81CNortel Communication Server 1000Fiber Remote IPE FundamentalsNN43021-554 04.01 4 June 2010Copyright © 2007-2010 Nortel Networks. All Rights Reserved.
