Cisco CPAK-10X10G-LR Transceiver Module supports link lengths
up to 10km over standard SMF, G.652 and delivers 100-Gbps links over 24-fiber ribbon cables terminated with MPO/MTP connectors.
Cisco CPAK-100G-LR4 module is mainly applied to support 100Gbps optical links over standard Single-Mode Fiber (SMF, G.652) terminated with SC connectors or LC connectors.