Link composition – EXFO iOLM User Manual
Page 117
Managing Results
intelligent Optical Link Mapper
111
Link View
Elements before A and after B are referred to as out of span elements.
Elements out of the span are not tested for pass/fail status, but can have
diagnostics on them. If the receive fiber is not defined, the element marked
as "B" will not be tested for pass/fail.
Link Composition
The link composition is described below.
Element position: The distance of the element from the beginning of
the link under test.
Navigation Arrow: The navigation arrow is only displayed when more
items are available on a particular side. It indicates that you have to
scroll to view those items.
Selected Element: The gray background represents the currently
selected element.
Letter A: The beginning of the link under test.
Navigation arrow
Selected
element
Section
Distance unit
Splitter
ratio
Element
Fail icon
Element
Pass icon
Diagnostics icon
Element
position
Pass/Fail
not tested
Standard measurement
Loopback measurement
Loop
start
Loop
end