Telstra operator dominates the Australian telecommunications market. Other phone providers are Optus (owned by Singapore Telecommunications ), AAPT and Powertel (both owned by Telecom New Zealand ), Soul (SP Telemedia) , Vodafone and Hutchison 3G (3 Mobile)
Telephony
The main Australian telephone network [1] is primarily built on optical communication networks, with copper lines in access networks. Cellular networks are built using GSM technology and are mostly upgraded to 3G generation in 2003.
National networks:
Satellite communications are used in sparsely populated remote locations, mainly Optus C1, D1 and D2 satellite communications.
National Fiber Optic Networks
Telstra, Optus, Nextgen Networks, PowerTel and AAPT are the main intercity networks.
International communication:
Underwater fiber optic cables were laid up to: New Zealand (Southern Cross Cables to NZ, Hawaii, US Mainland) with a bandwidth of 240Gbit / s as of 2005, an increase to 1.2 Tbit / s by 2008 was planned.
Fiji (Southern Cross Cables to Fiji, Hawaii, US Mainland) with a bandwidth of 240Gbit / s as of 2005, it was planned to increase to 1.2 Tbit / s until 2008.
Japan (Australia-Japan Cable to Guam & Japan) is mainly used as an alternative route to the USA with a capacity of 2 cables at 320GB / s.
Indonesia (Sea-Me-We3) to Indonesia and Asia, the Middle East with a capacity of 40GB / s.
Papua New Guinea (APNG2 Previously part of Pac Rim West) - bandwidth 2x565Mbit / s.
Indonesia (Jasaraus Linking to APCN Asia Pacific) - 5 GB / s bandwidth.
Communication services usage statistics:
Wired communication: 9.76 million subscribers (2007)
Cellular communications: 21.26 million subscribers (2007)