Network Elements
SIP also defines server network elements. Although two SIP endpoints can communicate without any intervening SIP infrastructure, which is why the protocol is described as peer-to-peer, this approach is often impractical for a public service. RFC 3261 defines these server elements.
Read more about this topic: SIP Connection
Famous quotes containing the words network and/or elements:
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—Anonymous, U.S. women’s magazine contributor. The Revolution (August 19, 1869)