While looking at the time conversion methods in .NET, I
Sep 182006
Sep 182006
These are the five computer time protocols I recommend providing. For SNTP/NTP, use OpenNTPD (note: if you’re using Solaris 10, check this page for using OpenNTPD Portable with SMF).
SNTP v. 4
RFC 2030
UDP port 123
NTP v. 3
RFC 1305
UDP port 123
Daytime
RFC 867
TCP/UDP port 13
TAICLOCK
http://cr.yp.to/proto/taiclock.txt
UDP port 4014
May 242006
Book recommendations:
Marking Time: The Epic Quest to Invent the Perfect Calendar is a very good read; add it to your list. Then, if you’re in the mood for deeper reading, try the more scholarly and austere History of the Hour : Clocks and Modern Temporal Orders, which covers the evolution of timekeeping to regulate and limit — among other things — markets, sermons, and torture sessions.