East Coast Datacom Nx8- Dual Composite MUX High-Speed 16-Port TDM Multiplexer, Руководство по эксплуатации

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166119
8/31/2006 i
1 Introduction............................................................................................................................. 3
1.1 Network Configurations ..................................................................................................... 3
1.2 Planning ............................................................................................................................ 4
2 Key Functions ......................................................................................................................... 5
2.1 Multiplexer Operation ........................................................................................................ 6
2.1.1 Multiplexer .................................................................................................................... 6
2.1.2 Demultiplexer ............................................................................................................... 8
2.1.3 FIFO Buffers ................................................................................................................. 8
2.1.4 Channel Allocation / De-allocation ............................................................................... 8
2.1.5 Management Channel .................................................................................................. 9
2.1.6 Composite Port Operation ........................................................................................... 9
2.1.7 Channel Port Operation ............................................................................................. 12
2.2 System Operation ........................................................................................................... 14
2.2.1 Configuration Management Functions ....................................................................... 14
2.2.2 Non-volatile Parameter Storage ................................................................................. 15
2.2.3 Null Configuration Reset ............................................................................................ 15
2.2.4 System Reset ............................................................................................................. 16
2.2.5 Configuration Backup and Restoral to File ................................................................ 16
2.2.6 Configuration Copy Commands between Local and Remote Systems ..................... 16
2.2.7 Copying the Operating Systems from a Local to Remote System ............................ 17
2.2.8 Time and Day Clock ................................................................................................... 17
2.2.9 Node ID Information ................................................................................................... 18
2.2.10 Log-In, Log-Off and Change Password ..................................................................... 18
2.3 Backup, Restoral, and Bandwidth Assignment Operations ............................................ 18
2.3.1 Channel Failover Modes and Associated Parameters ............................................... 18
2.3.2 Expanded Bandwidth Configuration ........................................................................... 19
2.3.3 Redundant (or Hot Standby) Link Configuration ........................................................ 20
2.3.4 Backup with Prioritized Channels .............................................................................. 21
3 Hardware Installation ........................................................................................................... 29
3.1 Main Chassis ................................................................................................................... 30
3.1.1 AC Mains Power ........................................................................................................ 30
3.1.2 Chassis rack-mounting .............................................................................................. 30
3.1.3 Thermal requirements ................................................................................................ 30
3.2 Power Supply Modules ................................................................................................... 31
3.2.1 Power Supply Replacement ....................................................................................... 31
3.3 Processor Card ............................................................................................................... 31
3.3.1 Processor Card Replacement .................................................................................... 32
3.4 Port I/O Cards ................................................................................................................. 32
3.4.1 Port I/O Card Replacement ........................................................................................ 32
3.5 Troubleshooting .............................................................................................................. 32
3.5.1 Basic System Checks and Operation ........................................................................ 32
4 User Interface ....................................................................................................................... 35
4.1 Indicators ......................................................................................................................... 35
4.1.1 Processor Card .......................................................................................................... 35
4.1.2 Port I/O Card .............................................................................................................. 36