Huge thanks to our Platinum Members Endace and LiveAction,
and our Silver Member Veeam, for supporting the Wireshark Foundation and project.

Wireshark-users: Re: [Wireshark-users] SNTP Protocol

From: Stephen Fisher <stephentfisher@xxxxxxxxx>
Date: Wed, 24 Sep 2008 15:10:46 -0600
On Fri, Sep 19, 2008 at 07:37:00AM -0400, WSandner@xxxxxxx wrote:

> some PC in a certain environment are time synchronized and I don't 
> know the source. Therefore I was looking with wireshark for a telegram 
> which may belong to that process. But I could not find any telegram 
> with NTP protocol. Maybe not a NTP but a SNTP (Simple Network Time 
> Protocol) telegram is connected with the time synchronization.

There are also other time synchronization protocols that *might* be 
used, although I think Jaap's suggestion that it is done with the domain 
controller is more likely.  The other time related protocols are TIME 
(udp or tcp) and DAYTIME (udp or tcp).


Steve