A SearchStorage.com reader recently asked: I am attempting to set up an extended fabric over DWDM. I have two 32-port Brocade 3900 switches on either end, both running version 4.1.2 Fabric OS. We have two Nortel OPTera Metro 5200 (DWDM) cards on either end. Unfortunately, I have found out that...
Why are SFP's used in SAN devices (brocade, emulex,cisco) emit visible red light if their specs say they operate at 850nm wavelength which is outside of visible electomagnetic spectrum? Even though they are class 1 lasers is it safe to view the beam with the naked eye?