On Fri, 14 Oct 2022 at 23:32, Gert Doering via cisco-nsp
wrote:
> For a true time geek, the time the rPIs provide is just not good
> enough (fluctuates +/- 20 usec if the rPI has work to do and gets
> warm) :-)
Meinberg does not do HW timestamping, nor does NTP. Almost every NIC
out there actual
Hi,
On Fri, Oct 14, 2022 at 03:07:47PM -0400, Aaron wrote:
> You can setup a raspberry pi as a server and do GPS. Not sure on the
> scalability (how many devices it can handle) of that but it does work.
For a true time geek, the time the rPIs provide is just not good
enough (fluctuates +/- 20 use
Hi,
On Fri, Oct 14, 2022 at 02:41:45PM -0400, harbor235 wrote:
> I hear what your saying but NTP is an active attack vector, I don't trust
> outside resources implicitly and traffic segmentation is a prudent measure
> especially if you are getting internet time. Now if you have your own
> stratum1
You can setup a raspberry pi as a server and do GPS. Not sure on the
scalability (how many devices it can handle) of that but it does work.
I would do at least 3 in different servers/locations, then have my routers
slave off them and peer with each other.
It is internal and is cheap.
There are a fe
I hear what your saying but NTP is an active attack vector, I don't trust
outside resources implicitly and traffic segmentation is a prudent measure
especially if you are getting internet time. Now if you have your own
stratum1 then I understand your point more.
Mike
On Fri, Oct 14, 2022 at 10:4
Hi,
On Fri, Oct 14, 2022 at 10:27:16AM -0400, harbor235 via cisco-nsp wrote:
> How are you integrating NTP into your infrastructures? Is it part of your
> management network(s)?
NTP servers (appliances from Meinberg and regular FreeBSD servers, basically)
are just sitting "on the Internet" and ou
To all,
How are you integrating NTP into your infrastructures? Is it part of your
management network(s)?
In the past it used to be that the management network was a flat network,
now we deploy north of the FW security zone management network and south of
the FW security zone management network. In