Anil Ambani has dialed the African hotline and the call is finally connected with South African telecom major MTN as barely two days after India's largest private telecom operator Bharti hung up on MTN, Anil Ambani has dialled in. Anil Ambani controlled Reliance Communications has entered into exclusive negotiations with MTN, in an exclusivity period of 45 days during which MTN will not speak with any other suitor.