The British Telecom (BT) Group has signed a five-year voice out sourcing contract with Tata Communications.

The British Telecom (BT) Group has signed a five-year voice outsourcing contract with Tata Communications. As per the contract, BT will outsource its entire international voice traffic to Tata Communications. The deal is estimated to generate revenues of over $1.5 billion over the next five years, for the Tata group company.