Map Development Area (MDA)
Location:
_/_
internet
_/_
tcpip
_/_
udp
| udp |
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Types:
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Comment:
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offers only a minimal transport service -- non-guaranteed datagram delivery
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Comment:
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provides end-to-end communication, delivers to ports on the destination host
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Comment:
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connectionless protocol, packet is simply sent -- unreliable, no flow control, no retransmitting
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Comment:
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used by applications that do not require the level of service of TCP (e.g. using multicast or broadcast)
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observation
-
simple, efficient and fast (no connection has to be established)
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application
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protocols using UDP: DNS, NFS, RPC
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