cisco GLC-SX-MMD=
cisco GLC-LH-SMD= Module/LX/LH SFP
cisco GLC-LH-SMD= Module/LX/LH...
SFP-10G-SR= Cisco network media converter 850 nm
SFP-10G-SR= Cisco network medi...
Cisco SFP-10G-LR= netwerk media converter