DS3/EC1 and TMUX testing procedure
Installation tests
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365-372-304R7.1
Issue 1, November 2007
4 - 2 3
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6
Check off the appropriate box in
Appendix E, “Installation checklist”
.
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T E P S
DS3 terminating equipment loopback testing (optical main OLIUs)
When the 1665 DMX is equipped with optical main OLIUs, they are looped on
themselves and the following tests verify correct operation.
When the 1665 DMX is equipped with LNW80 switch packs or LNW59 mains without
optics, go to
DS3 terminating equipment loopback testing (LNW80 switch and LNW59
Facility Loopback testing allows the installer to verify the electrical cabling to the 1665
DMX NE. Follow the procedure below to perform a facility loopback test at the 1665
DMX shelf. When the 1665 DMX is cabled to other DS3 terminating equipment, in order
to complete the loopback testing, it will be necessary to contact the Customer Network
Control Center and have a signal established at the port(s) under test.
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1
Log on to the 1665 DMX shelf using the CIT software as described in
“Software download and circuit pack installation”
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2
Select Configuration -> Cross-Connections...
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3
Using the Cross-Connection Wizard create a new cross-connection, UPSR Ring
Add/Drop, at the STS1 rate from m1-1-1 to fn1-1 (fn is a,b,c or d).
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4
Select Fault -> Analysis -> Loopback...
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5
Choose the DS3 port to test and click Select.
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6
Select Operate and Loopback Type: Facility and click Apply.
Summary of Contents for Data Multiplexer Explore 1665
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Page 12: ... List of figures x i i 365 372 304R7 1 Issue 1 November 2007 ...
Page 16: ... List of tables x v i 365 372 304R7 1 Issue 1 November 2007 ...
Page 24: ... About this document x x i v 365 372 304R7 1 Issue 1 November 2007 ...
Page 272: ... Final operations Operational tests 5 2 2 365 372 304R7 1 Issue 1 November 2007 ...
Page 326: ... Cleaning pluggable optics modules Fiber cleaning B 1 4 365 372 304R7 1 Issue 1 November 2007 ...
Page 408: ...I N 4 365 372 304R7 1 Issue 1 November 2007 Index ...