Patent classifications
H
ELECTRICITY
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H04
ELECTRIC COMMUNICATION TECHNIQUE
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H04L
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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69/00
Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
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H04L69/30
Definitions, standards or architectural aspects of layered protocol stacks
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H04L69/32
Architecture of open systems interconnection [OSI] 7-layer type protocol stacks, e.g. the interfaces between the data link level and the physical level
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H04L69/322
Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions
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H04L69/329
in the application layer [OSI layer 7]
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