Cisco ISR4431-SEC/K9 Service Router ISR4431 + 1 x AC Power Supply Tested | eBay
ISR4431–X-4x1GE can this device and card support two single mode sfp at the same time? Currently port g0/0/2 it's been in use I log into the device but I don't see the
Cisco - ISR4431-V/K9 - ISR 4431 4 x Ports 1000Base-T LAN + 4 x Ports SFP 1U Rack-mountable Advanced Service Router