Cisco Systems IGX 8400 manual Trunk Cards

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C H A P T E R 4

Trunk Cards

This chapter describes the hardware and functionality of IGX trunk cards. The description of each card includes:

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Function

System interconnect

Faceplate indicators

Other publications that relate to IGX operation are:

•The Cisco IGX 8400 Series Installation and Conﬁguration publication describes installation, troubleshooting, user commands, repair and replacement, and the rack-mount Cisco IGX 8420-to-IGX 8430 conversion.

•The Cisco WAN Switching Command Reference publication and the Cisco WAN Switching SuperUser Command Reference publication describe standard user commands and superuser commands.

•The Cisco WAN Manager Installation publication and the Cisco WAN Manager Operations publication both contain information on network management.

Trunk Cards 4-1

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Contents Trunk Cards Trunk Front Cards Card Acronym Card Name Trunk Interface CardsTrunk Operating Modes Trunk Card MaintenanceLoopback Test Universal Switching Module Enhanced Introduction to the UXM-E Trunk ModeExample Networks with UXM-Es Determining the UXM-E’s Mode of OperationUXM-Es in a Network with Heterogeneous Trafﬁc UXM-E Trunk FeaturesBack Cards for the UXM-E UXM-E InterfacesCard Name Card Description UXM-E Front Card Maximum Number of UXM-Es Switchover to a Redundant UXM-ECabled UXM-E Redundancy UXM-E Status LEDs Fail Active Standby Status of CardCard Mismatch Cellbus Bandwidth UsageUXM-E as a Clock Source OC3 Planning for Cellbus Bandwidth AllocationATM Across a Public ATM Network Calculating Cellbus Bandwidth ChangesRouting over Cell Trunks Only UXM-E in Trunk ModeTypes of Supported Trafﬁc Trafﬁc from FastPacket-Based Cards Trafﬁc TypeInverse Multiplexing over ATM on IGX Trunks Types of Connections on a UXM-E TrunkAdding an IGX Feeder Line Redundancy Adding and Removing IMA Group LinksTwo-Segment Connections IMA ProtocolRouting Feeder Connection Cell Endpoint a Endpoint B Type Gateway Type Routing Load TypeFeeder Connection Cell Endpoint a Endpoint B Type Three-Segment ConnectionsRT-VBR Gwtypenone ABR.FST GwtypenoneUXM-E Atfr Activation and Conﬁguration of a UXM-E in Trunk ModeOC3 STM1 SMF 20Cisco IGX 8400 Series Reference SCR and PCR Policing at Less than 50 CPS on UXM-E Alarms for Physical Lines and Logical TrunksBXM IGX-UXM-E10 PCR Policing Application Example Trunk Statistics for TroubleshootingUXM-E Interface Cards Summary StatisticsConnector/Indicator Function Connectors and LEDs for SMF and MMF Back CardsOC-3/STM1 Back Cards 11 BC-UAI-4-155-SMF Faceplate 12 BC-UAI-2-155-SMF Faceplate T3 Back CardsConnectors/Indicator Function Connectors and LEDs for BC-UAI-6-T3 and BC-UAI-3-T3BC-UAI-6-T3 Faceplate 14 BC-UAI-3-T3 Faceplate E3 Back CardsBC-UAI-6-E3 Faceplate Connectors and LEDs for BC-UAI-6-E3 and BC-UAI-3-E316 BC-UAI-3-E3 Faceplate T1 Back CardsBC-UAI-8-T1-DB-15 Faceplate 18 BC-UAI-4-T1-DB-15 Faceplate E1 Back CardsBC-UAI-8-E1 DB-15 Faceplate Port 21 BC-UAI-4-E1 DB-15 Faceplate 22 BC-UAI-4-E1 BNC Faceplate NTM Status Cable Redundancy for the NTMNetwork Trunk Module BC-T1 Faceplate Description T1 Interface Card BC-T1BC-T1 Connections and Status LEDs 23 BC-T1 FaceplateE1 Interface Back Card BC-E1 RX-TX BC-E1 Connections and Status LEDsSubrate Interface Card BC-SR BC-SR Connections and Status LEDs Connection/Indicator FunctionY1 Interface Back Card BC-Y1 RX MON BC-Y1 Connections and Status LEDsTX MON 46Cisco IGX 8400 Series Reference