You Telecom — no response+super slow speed

i was stuck without a connection from the 11th to the 16th of sept 2008.repeated attempts to get it repaired got std replies and subseqently i had to request a local friend to get it repaired.
the wire was replaced+the modem.end result surfing tolerable(not broadband speed)but downloading-3kb/sec !!if you complain, just before their people come-blazing speed-after their departure, phiss...can someone help?who to approach for this .they deserve a bomboo up their----.we indians take too many things lying down and these people get away bcos we dont fight.im in no mood fro all that now.pls tell me what to do
thanks