Sort by DateRelevance Items per page 102550100 FD MTAS Optus Networks/Telstra 20 December 2007 FD MTAS Optus Mobile/Telstra 20 December 2007 FD MTAS Telstra/Optus Mobile 20 December 2007 FD MTAS Telstra/Optus Networks 20 December 2007 Published arbitration determinations—PSTN OTA 28 August 2007 ID LCS Chime/Telstra 6 June 2007 ID MTAS Optus Mobile/Telstra 25 January 2007 ID MTAS Optus Networks/Telstra 25 January 2007 ID LCS Optus Networks/Telstra 22 January 2007