Yan Seiner <[email protected]> wrote: > Cristian Seres wrote: >> Hi! >> >> I am looking for a solution to install an NTP server in a very >> restricted network which can not be connected to other networks even >> through a firewall because of strict security policy. RS232 and usb >> are ok. Using GPS or DCF77 reference clocks would require a long >> antenna wire to get signal. Installing the antenna cable would be >> expensive, but there is good LAN cabling between a space with good GPS >> signal and the room with high security. >> >> What kind of cheap solutions would you think of? For instance, is it >> possible to feed time signal from one NTP server to another via >> RS232/usb? Or is there an affordable usb/rs232 reference clock which >> has an IP based separate antenna unit? >> >> With best regards, > > Get a wifi access point that's supported by OpenWRT and has a USB port. > Install OpenWRT. Install gpsd and ntpd. Get a gps USB puck. Set up > access point in room with good gps reception. Use the AP as the ntpd > server. It works quite well and is quite reliable and cheap.
The "we want maximum security but it must not cost a dime" people he is working for will be delighted by the idea to add a WiFi access :-) _______________________________________________ questions mailing list [email protected] http://lists.ntp.org/listinfo/questions
