Lus nug:1.25G ntau channel Kev sib kis, Kuv puas siv CWDM lossis DWDM kis tau tus mob?
Teb: Yog tias koj lub lag luam qis dua 18 raws, peb xav kom siv CWDM, vim tias 1.25G CWDM transceiver yog tus nqi qis dua 1.25G DWDM nrog tib qhov deb. Yog tias koj lub lag luam tshaj 18 channel, ces DWDM kis tau tus mob yog qhov kev xaiv zoo tshaj
