MFR. Name: Cisco | MFR#: DWDM-X2-42.14=
10GBASE-DWDM 1542.14 nm X2 (100-GHz ITU grid)
The Cisco Dense Wavelength-Division Multiplexing (DWDM) X2 pluggable module allows enterprise companies and service providers to offer scalable and easy-to-deploy 10 Gigabit Ethernet services in their networks.