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Alternative NTP port

Document Type Expired Internet-Draft (ntp WG)
Expired & archived
Author Miroslav Lichvar
Last updated 2022-04-21 (Latest revision 2021-10-18)
Replaces draft-mlichvar-ntp-alternative-port
RFC stream Internet Engineering Task Force (IETF)
Intended RFC status (None)
Additional resources Mailing list discussion
Stream WG state In WG Last Call
Document shepherd (None)
IESG IESG state Expired
Consensus boilerplate Unknown
Telechat date (None)
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:


This document updates RFC 5905 to specify an alternative port for the Network Time Protocol (NTP) which is restricted to NTP messages that do not allow traffic amplification.


Miroslav Lichvar

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)