Performance analysis of communications network: case of a mobile operator

Abstract

Pre,cnlly in Bangladesh, mobile phone service plOvider, are playing a vital role in the telecommunication ",,,';ees which is ultimatc1y helping in total development of the \:ountry. Si~ operators arc in service now and more than 30 million sub,criber\ arc using this serv,ce. So It Is imporlant to maintain good qualny of netwurk for the.le operalor, to Jllake ilS customers happy, Brief discussion hal !leen Jone on the different network elements through which lllol\ile phone network is established. Different type' or faull., or CJS\l ntlwork system has bccn disclilled lor better unr.!cr>landing. All the faults have been calegc)fi/ed in 5 major lype,_ Bc\idc" [ault management proces, ha,>!leen ue'l"i!lcu, Different TOlal Quality Management {aol, h~vc hecn ,(udied here. In control chan. 8 type' of different <;ham are there. It has been identified that all the cOnLrol charls arc not applicable for the analY:;ls of lhi" type or dala, Regiooal 0&1\1 department of Grameenphone i,; rc.'pon;;iblc lor mainwining the acce:;:; netwOlk througb {, region;;, Aulhor of tlli:; tileSI' " tile head of Dhaka region, Two major KPI, of th" department - one i, the rcduclion of number 01 faul!' and anoliler i, the re,IOnlliorL 01 faults wirh In the ,honest I",,,ihle time (\lTTR) An~lvsis ha, been d'me on lhe oUlage reports 01 this region for the period of \" 10 30LhOctober, 2()()7. Through Parcto analysIs, major foc\IS area' have heen found which will help tile department for ,etling lhc aclio[l plan to ~cllie\'e the target with fewer l"fforh. Tile lwo major !<PI:; have been allaly,ed hI' C-chart analy,i,. 'j"his ,hoIVcd tile ,'lalli' of the proce,,- ".,hclh~r thc .\\'stem is in control or not. for [h~ oul 01 contl'ol proces>, through delail invc,ligalion, root cause has been found.