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PCE
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DIFF Subgroup
H04L 67/01

Protocols

Introduced: January 2022

Full Title

Full titles differ between systems:

IPC:

Network arrangements or protocols for supporting network services or applications > Protocols

CPC:

Network arrangements or protocols for supporting network services or applications (user-to-user messaging H04L51/00; network arrangements, protocols or services for supporting real-time applications in data packet communications networks H04L65/00) > Protocols

IPC and CPC are identically structured here. All 9 subcodes exist in both systems.

2 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 2022.

Child Classifications

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  • H04L 67/04 specially adapted for terminals or networks with limited capabilities; specially adapted for terminal portability since 2022 IPC+CPC Available in IPC and CPC
  • H04L 67/06 specially adapted for file transfer, e.g. file transfer protocol [FTP] since 2022 IPC+CPC Available in IPC and CPC
  • H04L 67/08 specially adapted for terminal emulation, e.g. Telnet since 2022 IPC+CPC Available in IPC and CPC
  • H04L 67/131 Protocols for games, networked simulations or virtual reality since 2022 IPC+CPC Available in IPC and CPC
  • H04L 67/133 Protocols for remote procedure calls [RPC] since 2022 IPC+CPC Available in IPC and CPC
  • H04L 67/1396 specially adapted for monitoring users' activity since 2022 IPC+CPC Available in IPC and CPC