ISR4351/K9 Cisco ISR 4351 3GE 3NIM 2SM 4G FLASH 4G
NIM-1GE-CU-SFP= Cisco WAN Network Interface Module
2FXO= 2-port Network Interface Module
NIM-2MFT-T1/E1= Cisco Fourth-Generation Multi-flex Trunk ...
2-PORT CHANNELIZED E1/T1/ISDN-PRI NETWORK MODULE
Two-Slot Voice/fax Network Module-Spare