User guide

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Table of Contents
Using This T1/E1 Multiplexer Application Note ............................................................................... 5
Searching This Application Note ..................................................................................................... 5
T1 / E1 Multiplexer Application Note ............................................................................................... 5
1.0 Abstract .................................................................................................................................. 5
2.0 Circuit Emulation over Canopy .............................................................................................. 5
3.0 Purpose and Goal .................................................................................................................. 6
4.0 Optimum Backhaul and TMUX Configuration:....................................................................... 6
4.1 Configuration Parameters with Canopy 20Mbps Backhaul................................................ 6
4.2 Configuration Parameters with Canopy 45Mbps Backhaul................................................ 7
5.0 T1/E1 Multiplexer Configuration Guidelines .......................................................................... 8
5.1 Canopy System Operating Margin ..................................................................................... 8
5.2 Electrical Grounding of the TMUX...................................................................................... 9
5.3 TMUX and Canopy BH20 Ethernet Port Settings .............................................................. 9
5.4 TMUX Cable Length Setting............................................................................................. 11
5.5 TMUX RJ45 to BNC Converter Cable.............................................................................. 12
5.6 “Outside” T1/E1 Termination Device Clock Source Settings ........................................... 13
5.7 Jitter.................................................................................................................................. 14
5.8 Canopy Passive Reflectors .............................................................................................. 14
5.9 Ramifications of Enabling AES Channel Encryption........................................................ 14
5.10 Enabling Canopy BH20 Hardware Scheduling .............................................................. 14
5.11 T1/E1 Cabling................................................................................................................. 14
6.0 Summary and Conclusion.................................................................................................... 15
Additional Resources..................................................................................................................... 16