Manik, C.T.S., Azarya NJ Siahaan and Saut Situmorang 2021. Optical Cable Backbone Network Design In The Province Kalimantan South Use Technology DWDM OTN. Journal of Science Technology (JoSTec). 3, 1 (Dec. 2021), 114–118. DOI:https://doi.org/10.55299/jst.v3i1.63.