Motorola Canopy E1 Uživatelská příručka Strana 1

Canopy™ T1/E1 Multiplexer Application Note MUX-AN-en Issue 1 June 2005

10The Canopy T1/E1 Multiplexer User Guide, September 2004, section 2.4.5 correctly states the command line Ethernet configuration entry should be: Ca

Canopy T1 / E1 Application Note Issue 1, June 2005 11Device Information 5.7GHz — BackHaul — Timing Master — 20 Mbit — 0a-00-3e-f1-55-46

12 Figure 7. TMUX Length, Coding, and Clocking Configuration. 5.5 TMUX RJ45 to BNC Converter Cable If the E1 devices to the “outside” of the TMUX u

Canopy T1 / E1 Application Note Issue 1, June 2005 13There is a means of setting the converter cable’s “balun” to optionally ground (eart

14 5.7 Jitter Following is an explanation of packet jitter: ◦ The sent packet sequence has a constant time interval between adjacent packets. ◦ Th

Canopy T1 / E1 Application Note Issue 1, June 2005 15In the context of T1/E1 the use of “RJ45” is widespread but probably inappropriate.

16Additional Resources Canopy provides two additional resources: ◦ Canopy User Community at http://www.canopywireless.com/community. This resource

2Notices The recommendations in this Application Note and in the Canopy T1/E1 Multiplexer User Guide give the installer the knowledge to optimize the

Canopy T1 / E1 Application Note Issue 1, June 2005 3

4Table of Contents Using This T1/E1 Multiplexer Application Note ... 5 S

Canopy T1 / E1 Application Note Issue 1, June 2005 5Using This T1/E1 Multiplexer Application Note This document should be used with follo

63.0 Purpose and Goal This document describes proper setup and configuration of both Canopy backhaul elements and the TMUX devices. Additionally this

Canopy T1 / E1 Application Note Issue 1, June 2005 74.2 Configuration Parameters with Canopy 45Mbps Backhaul Figure 2: Configuration Sum

85.0 T1/E1 Multiplexer Configuration Guidelines These guidelines apply to the 20Mbps Backhaul configuration. o The Canopy 20Mbps Backhaul operating

Canopy T1 / E1 Application Note Issue 1, June 2005 9 Figure 4. BH20 RSSI and Jitter Display indicating no signal. In actual operation the