Cisco transceiver module compatibile
GLC-SX-MMD= Transceiver/1000BASE-SX SFP Module MMF
ISR4331-SEC/K9 Cisco ISR 4331 Sec bundle w/SEC license
GLC-BX-D= Base/1000 BX SFP-1490NM
Cisco 881 Integrated Services Router
C887VA-K9 Router/880 Series Integrated Service
CISCO CATALYST2960 48 10/100 POE+2 1000BT+2 SFP LAN BASE
CATALYST 2960 8 10/100 + 1 T/SFP LAN BASE IMAGE