It is more efficient to send multiple packets from multiple sources. Point to point communication based on header information in a cloud architecture is more efficient in a cloud architecture is more efficient than keeping a circuit open from one source to one destination. The packet based systems can send multiple transmissions on the same line that would have been used for one circuit based call. IP systems provide incumbent operators with modern systems architecture. New IP-oriented carriers have broadband systems that need to achieve increased reliability.
Market forecasts detail segments by switch size and by geographical region.
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