internet
Posted by javie 12 Nov 2008 - 10:37 Predictions indicate that by the year 2010 – 2011 Internet Protocol version 4 (IPv4) addresses will have exhausted. As of October 2008 only 14% blocks are left for allocation by the IANA (Internet Assigned Numbers Authority) to the RIRS (Regional Internet Registries). Theoretically 32 bits of IPv4 enables 4 billion hosts. Realistically the HD ratio limits IPv4 to 250 million hosts. |
Posted by brett 19 Jun 2008 - 16:32 On Monday I attended a seminar on information for social change -- looking at the role of new technologies in the publishing arena. The presentations and discussions were exciting and sobering at the same time. There are some exciting possibilities arising from new developments in the use of the Internet -- and of cell phones. But it is clear that there are still many barriers in the way in Africa, including high communications costs, slow bandwidth, and lack of widespread access to technology. |
