Geology of Indonesia active volcanoes formed Sumatra, Java, Bali, and Nusa Tenggara islands, most of which, particularly Java and Bali, emerged within the last 2–3 million years. The Pacific and Australian plate movements controlled the tectonics of the eastern portion of Indonesia. The tectonics processes in Indonesia formed major structures in Indonesia. The most prominent fault in the west of Indonesia is the Semangko Fault or the Great Sumatran Fault, a dextral strike-slip fault along Sumatra Island (about 1900 km). The formation of this fault zone is related to the subduction zone in the west of Sumatra. Palu-Koro fault is another major structural
Internet in Indonesia prior year. Just 6.6 percent of homes had access to 4 Mbit/s or higher speed connections. But in Q4 2014, the average internet connection speed was 1.9Mbit/s or dropped about 50 percent from Q3 2014 with 3.7Mbit/s. Based on the Indonesia Internet Service Providers Association, in Q4 2013 there were 71.19 million Internet users in Indonesia or about 28 percent of Indonesia's population. According to Cisco's Visual Networking Index, in 2013 Indonesia had the world's second fastest growth of IP traffic and has become an "Internet of Everything" country. Based on Communication Ministry data, at end of June 2011, there