[ntp:questions] HP media vault and stratum-1's

Dennis Hilberg Jr a.user at ntp.isc.org
Thu Dec 14 19:01:33 UTC 2006

According to the ntp.isc.org server list, there are two Stratum One time 
servers at the HP facility in Palo Alto, CA, although they are not hosted 
under the hp.com domain, they are under the dec.com domain.



"Marc Brett" <marc at fordson.demon.co.uk> wrote in message 
news:4b12o2l7vfn8heheo7ta4a1516hqscjvc5 at 4ax.com...
> On Thu, 14 Dec 2006 06:10:57 GMT, "Lee Devlin"
> <lee._remove_this_1st_devlin at hp.com> wrote:
>>I've written up
>>an entry in the FAQ for anyone who would like to change the default IP
>>addresses to some other values:
>>Lee Devlin
>>"Wolfgang S. Rupprecht" <wolfgang.rupprecht+gnus200612 at gmail.com> wrote in
>>> I thought companies agreed to stop doing this nonsense years ago.
> From the FAQ:
> "There is a lot of controversy about accessing public NTP StratumOne 
> servers by
> client devices."
> Wrong.  The controversy ended years ago,  The rules of engagement are 
> crystal
> clear.  Stratum 1 servers should be avoided by clients wherever possible.
> The USNO rules of engagement:
> "We request that you allow no more than three of your clients to poll our
> servers directly. Organizations with many clients should obtain time from 
> local
> stratum 2 servers. ISPs should configure routers or firewalls to serve as
> stratum 2 servers to the ISP network."
> USNO's tick & tock (used by Media Vaults), and ntp2 are all stratum 1 
> machines
> in Washington, DC.
> "Note, the following three NTP servers are part of an IP load-balanced 
> farm. You
> should choose only ONE of these three Washington, DC servers "
> The Fukuoka University server is Stratum 2, and it's listed as "open 
> access" in
> the udel lists.
> Full marks to HP, though, for allowing the NTP server list to be 
> configurable.
> Still, why can't HP maintain its own NTP servers for its own products?

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