Is CFP-100G-LR4 CFP1 or CFP2?

[ปลาวาฬทราย RMUTT CPE IX]

I found the different information. Which one is correct?

http://en.wikipedia.org/wiki/C_Form-factor_Pluggable#CFP.5B1.5D

http://www.gazettabyte.com/home/2012/10/9/does-cisco-systems-cpak-module-threaten-the-cfp2.html

[mivens]

The part CFP-100G-LR4= is a not a CFP2 it is a CFP (or if you want to call it that, a CFP1). It has a 10x10GE electrical interface (CAUI-10) and a 4x25GE optical interface (100GBaseLR4) with four wavelengths multiplexed over a single pair of single mode fibre.