On 09/10/13 10:31, Peter Rathlev wrote:

within tolerances. The total link loss (according to DOM) is 0.6 dB in
one direction and 2.4 dB in the other direction. Budget should be at
least around 8 dB.

As others have suggested, this seems like a bad fix to me. How sure of the OTDR trace are you?

There could be a micro-bend; we've seen similar things where long fibre runs get fiddled with at some mid-point, and are then very sensitive to physical movement (as the nudge puts the micro-bend "over the edge").

Or just a plain bad splice!
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