If the dispersion of a given fiber is 17ps/nm*km at 1550 nm and zero at 1310 nm, then what is the accumulated dispersion of an ITU wavelength after it travels 200 km? ()

A .  0 ps/nm B .  340 ps/nm C .  200 ps/nm D .  3400 ps/nm E .  More information is needed.

时间:2022-09-05 18:24:33 所属题库:CCNP(642-321)题库

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