Electra Elite IPK II Document Revision 3System Hardware Manual 3 - 5______________________________________________________________________________________________________________________________________________________________________SECTION 3 MAXIMUM SYSTEM C APACITIESThe maximum capacities available in the Electra Elite IPK II system are shown Table3-2 Maximum System Capacities for Station Interface ETUs, Table 3-3 MaximumSystem Capacities for Trunk Interface ETUs and Table 3-4 Maximum SystemCapacities for Application Interface ETUs.Table 3-2 Maximum System Capacities for Station Interface ETUsStation InterfaceUnits DescriptionMaximum CapacitiesNotesBasic PortPackageExpandedPortPackageCMS(2)/(4)-U( ) ETU 2- or 4-Port Digital Voice Mail System 1 1 Notes 1~4, 6CNF(8)-U( ) ETU 8-Port Conference Unit. This MultilineConference Bridge allows anyintercom user or outside party callingto a port of the CNF(8)-U( ) ETU tojoin or make a multiparty ConferenceCall. Each ETU supports one 8-partyconference or two 4-partyconferences regulated by a switchsetting.This ETU is installed in slots S1~S8in the B64-U20 KSU. The systemrecognizes this ETU as an SLI(8)-U( )ETU. This ETU shares the totalnumber of station ports in the system.2 2 Notes 1, 4, 6CNF(16)-U20 ETU 16-Port Multimedia Conference Unit.This Multiline Conference Bridge cansupport eight or 16 ports. Each8-port ETU supports one 8-partyconference or two 4-partyconferences. Each 16-port ETUsupports one 16-party conference,two 8-party conferences, one 6-partyand two 5-party conferences, or four4-party conferences. This ETU isinstalled in slots S1~S8 in theB64-U20 KSU. The systemrecognizes this ETU as CNF( )- U20ETU. This ETU shares the totalnumber of station ports in the system.1 1 Notes 1, 4, 6