MRV Communications, Inc. – Installation Manual
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Appendix G FSO Chaining
What is Chaining?
The Chaining of FSO is required when the two sites are connected by more than one link using at least
one additional building as a mid-point.
When is the Chaining required?
The Chaining of FSO links is required in the following cases:
a) When there is no direct line of sight between the sites;
b) When the distance between the sites is too long;
c) When the distance between the sites is reachable with one link but the customer wants much
more Power Budget for higher reliability.
C
Fig G.1:
As there is no line of sight from
A to B, we are using C as a
repeater point. On C rooftop we
used “ Direct Chaining
connectivity
A
B