Configuring Ntp Over Anycast (Ospf Ipv6) - Safran SecureSync 2400 User Manual

2.15.12.3 Configuring NTP over Anycast (OSPF IPv6)

To setup the NTP over Anycast functionality, using OSPF IPv6:
CHAPTER •
2 SecureSync 2400 User Manual Rev. 5.2
Navigate to Management
top-right corner of the
14. Set the value Maximum TFOM for Sync
go out of sync if the phase error is greater than 1μs).
15. Set the value for
holdover quickly.
16. Leave the Phase Error Limit
(or, for more information, see
1. Confirm that your existing network infrastructure is Anycast capable, and
uses OSPF Version 3 (IPv6). Determine the OSPF area.
2. In the SecureSync Web UI, navigate to
Setup.
3. In the Actions Panel, click
4. In the NTP Anycast
5. On the General tab, select
6. Select the port to associate the Anycast service with (depending on the
option card configuration of your unit, there may be only ETH0 available).
7. Select the port address to associate the Anycast service with (because
there may be multiple IPv6 addresses on a single port), and click Submit. If
no addresses appear, an IPv6 address must be added to the port.
8. In the NTP Anycast
9. On the OSPF6 tab, check Enable.
10. Setup the OSPF6 area.
11. Click Submit.
12. Select the port address to associate the Anycast service with (because
there may be multiple addresses on a single port), and click Submit. If no
addresses appear, an IP address must be added to the port (see
Ports" on page 76).
13. Next, specify the maximum
Holdover Timeout
accuracy "tolerance window": A small window will cause SecureSync to
deliver a more accurate time window, but also will cause it to quickly with-
draw from the Anycast server pool, i.e. declare itself an invalid reference.
> Disciplining, and click the GEAR icon in the
Status panel.
Holdover Timeout to 10 s, to allow SecureSync to exit
at 0, and do not check any of the checkboxes
"Configuring the Oscillator" on
NTP over Anycast.
window, select the
IPv6 as the IP Version.
window, navigate to the
TFOM Setting
value. These two parameters determine SecureSync's
2.15 Configure NTP
to 4 (this will make SecureSync to
MANAGEMENT > Network
General tab.
OSPF tab.
(Time Figure of Merit), and the
page 252).
> NTP
"Network
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