How do you wire a telephone extension?

I have a blind socket with a telephone-like wire in it with 8 colored wires. can I install a telephone socket?

• I have a master telephone socket in my living room. I want a second phone in my bedroom. There is a blind socket there with a wire which looks like a telephone one. It has 8 tiny ...show more

• Answer:

  Dont go rushing into things...I should contact a telephone company first.