text: Australia  amp; New Zealand Allen Lew, managing director of SingTel Optus Pty #39;s mobile unit, and Andy Reeves, chief technology officer at Vodafone Group Plc #39;s Australian unit, speak on a teleconference from Sydney 
inputs: Australia  amp; New Zealand Allen Lew, managing director of SingTel Optus Pty #39;s mobile unit, and Andy Reeves, chief technology officer at Vodafone Group Plc #39;s Australian unit, speak on a teleconference from Sydney 