CHICAGO--(BUSINESS WIRE)--The Small Form Factor Pluggable Double Density (SFP-DD) Multi-Source Agreement (MSA) Group is pleased to announce its updated 5.0 hardware specifications and drawings for the ...

We thought it was a bad SFP on the Ciena until the AT&T tech showed up and tried a TP Link media converter, and that lit up instantly. I've used those Startech media converters at several sites ...

So I bought some SFP's from Ebay for a test network I have at work. I made sure to buy the cisco genuine ones and bought (8) of the following SFP-GLC-T. When I got them, they look like cisco's, but ...