knownports / Ports 4000–4999 / Port 4556

Port4556

  • dtn-bundleDTN Bundle TCP CL Protocol

IANA has registered port 4556 to dtn-bundle on TCP, UDP and DCCP. Its DCCP entry carries service code 1685351985, one of only three service codes in the registry. It is one of the 9 numbers with a DCCP entry. The entry cites RFC 7122 and RFC 9174; RFC 7122 also appears on 1113 (ltp-deepspace).

  1. 4553icshostsvc
  2. 4554msfrs
  3. 4555rsip
  4. 4556dtn-bundle
  5. 4557mtcevrunqss
  6. 4558mtcevrunqman
  7. 4559hylafax
TCP assignedUDP assignedDCCP assignedreservedno entryAll 533 assigned numbers in ports 4000–4999

Registry entries

ServiceProtocolsRegisteredModifiedRFCsOther specs
dtn-bundleTCPUDPDCCPNov 2006Feb 22, 2021RFC 7122, RFC 9174—

Cited RFCs

RFCTitlePublishedStatusLater changes
RFC 7122Datagram Convergence Layers for the Delay- and Disruption-Tolerant Networking (DTN) Bundle Protocol and Licklider Transmission Protocol (LTP)March 2014Experimental—
RFC 9174Delay-Tolerant Networking TCP Convergence-Layer Protocol Version 4January 2022Proposed Standard—

Listed in Ports that cite an RFC · SCTP and DCCP port numbers