GEN7iB
165
INTERFACE/CONTROLLER
INTERFACE/CONTROLLER
11
Selecting cables and cable lengths:
Cables need to have different properties when they exceed certain lengths. These
cablepropertiesarebasedonthepropertiesoflightinanopticalber.
Single Mode The cable is a type of cable that has a relatively small light-car-
ryingcore.Lightinasmallcoremakesfewerinternalreections
so that the path of light is close to a straight line. Therefore, the
light can travel further distances.
Multi Mode The cable is a type of cable that has a relatively large light-car-
ryingcore.Lightinalargercoremakesmorereectionsandcan
only travel shorter distances.
Forspecicationsandorderinginformation,pleaserefertotheGEN7iBdatasheet.
For information on how to install and remove the SFP module, please refer to section
„Installing a 1 Gbit SFP/10 Gbit SFP+ Module“ on page 173.