[ntp:questions] Re: w32tm DC error

Richard B. Gilbert rgilbert88 at comcast.net
Thu Apr 13 19:12:55 UTC 2006

Franz wrote:
> Hej,
> I know the NTP server of the univerity now. The problem I asked for is
> maybe not realizable right now and more about theoretical nature....
> For background: I am writing a C++ program, which should later be
> ported to Win CE and run on Pocket PCs. So if I walk around and do not
> know that my university network blocks UDP port 123 and want by default
> use some external NTP server. Therefore it would be nice to have a way
> to check if port 123 is blocked from a network and furthermore get the
> NTP server of the local network.
> But this probably has be filed in "future work" ;)
> Thanks for all the help!
> Regards, Franz

If there is a DHCP server available, you can request the address of an 
NTP server. See RFC 2131 and section 8.3 of RFC 2132.  There is no 
guarantee that the server will have the address of a server to give you 
but it is possible to ask.

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