BSNL LIMITED
Im not getting the speed as specified by bsnl 625 plan

I have taken a new bsnl broadband connection on 24-04

bearing my user id "mohdwaheed12_scdrid" and phone no is 04024477861

i have taken a plan of 625 (new plan) in that plan speed is 256 kbps

means i should get 50-60 kbps as downloading speed

but im getting 10-20 kbps downloading speed i have registered a complain on 26 or 27 april to bsnl broadband customer care but till now my issue has not been resolved on 1 st of april again i have made a call but they told technician will come on monday

they have given me complain no 11765101588

bsnl customer care no : 1800 424 1600

thanks