聂学春, 柳林, 鞠广也, et al. Discussion on Six Local Network Of Heilongjiang Pro. Building Toll Exchange Construction Solution[J]. 2001, (5): 38-41. DOI: 10.13992/j.cnki.tetas.2001.05.011.
Discussion on Six Local Network Of Heilongjiang Pro. Building Toll Exchange Construction Solution
This paper discusses the necessity of building new long-distance bureau tor six local network in Heilongjiang Provence. It introduces the function of long-distance bureau while doing intelligent network operation access SSP and signaling change STP
assign ing principle of long-distance relay circuit