specificatii:
https://www.cisco.com/c/en/us/support/routers/4451-x-integrated-services-router-isr/model.html
Router>show inventory
NAME: "Chassis", DESCR: "Cisco ISR4451 Chassis"
PID: ISR4451-X/K9 , VID: V07, SN: FGL212480AD
NAME: "Power Supply Module 0", DESCR: "450W AC Power Supply for Cisco ISR4450, ISR4350"
PID: PWR-4450-AC , VID: V02, SN: DCA2113X10L
NAME: "NIM subslot 0/0", DESCR: "Front Panel 4 ports Gigabitethernet Module"
PID: ISR4451-X-4x1GE , VID: V01, SN: JAB092709EL
NAME: "subslot 0/0 transceiver 0", DESCR: "GE SX"
PID: GLC-SX-MMD , VID: 01 , SN: OPM21180KA9
NAME: "subslot 0/0 transceiver 1", DESCR: "GE SX"
PID: GLC-SX-MMD , VID: 01 , SN: OPM21180KAQ
NAME: "module R0", DESCR: "Cisco ISR4451 Route Processor"
PID: ISR4451-X/K9 , VID: V07, SN: FOC21221Z22