# Simple Network Time Protocol (SNTP) Version 4 for IPv4, IPv6 and OSI

**URL:** <https://community.nwtime.org/t/simple-network-time-protocol-sntp-version-4-for-ipv4-ipv6-and-osi/235>\
**Category:** Dave Mills Library\
**Created:** [February 11, 2026, 7:08pm UTC](https://community.nwtime.org/t/simple-network-time-protocol-sntp-version-4-for-ipv4-ipv6-and-osi/235 "2026-02-11T19:08:59Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Dru](https://sea1.discourse-cdn.com/flex001/user_avatar/community.nwtime.org/dru/32/337_2.png) [@Dru](https://community.nwtime.org/u/Dru)\
**Post date:** [February 11, 2026, 7:08pm UTC](https://community.nwtime.org/t/simple-network-time-protocol-sntp-version-4-for-ipv4-ipv6-and-osi/235/1 "2026-02-11T19:08:59Z")

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[sntp4b\_merged.pdf](https://community.nwtime.org/uploads/short-url/hNKAFvFjhzjdtbsmYs1BXt1SHk3.pdf) (48.8 KB)