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Kinicki - Google Patents

An Analysis of the Skype Peer-to-Peer Internet Telephony Protocol

Kinicki

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Document ID
8708524506465326391
Author
Kinicki P

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Snippet

▪ Motivation: local network uses just one IP address as far as outside world is concerned:– range of addresses not needed from ISP: just one IP address for all devices.–can change addresses of devices in local network without notifying outside world.–can change ISP …
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Classifications

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    • H04L61/25—Network arrangements or network protocols for addressing or naming mapping of addresses of the same type; address translation
    • H04L61/2503—Internet protocol [IP] address translation
    • H04L61/256—Network address translation [NAT] traversal
    • H04L61/2564—Network address translation [NAT] traversal for a higher-layer protocol, e.g. for session initiation protocol [SIP]
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    • H04L29/12339—Internet Protocol [IP] address translation
    • H04L29/1249—NAT-Traversal
    • H04L29/12528—NAT-Traversal using address mapping retrieval, e.g. Simple Traversal of UDP through NATs [STUN]
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    • H04L29/12509—NAT-Traversal for reachability, e.g. inquiring the address of a correspondent behind a NAT server
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    • H04L61/2507—Internet protocol [IP] address translation translating between special types of IP addresses
    • H04L61/2517—Internet protocol [IP] address translation translating between special types of IP addresses involving port numbers
    • H—ELECTRICITY
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    • H—ELECTRICITY
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    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Interconnection arrangements between switching centres
    • H04M7/006—Networks other than PSTN/ISDN providing telephone service, e.g. Voice over Internet Protocol (VoIP), including next generation networks with a packet-switched transport layer

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