Trihadi, S., Budianto, F. and Arifin, W. 2008. PERANCANGAN VIRTUAL PRIVATE NETWORK DENGAN SERVER LINUX PADA PT. DHARMA GUNA SAKTI. CommIT (Communication and Information Technology) Journal. 2, 1 (May 2008), 25-32. DOI:https://doi.org/10.21512/commit.v2i1.488.