Chapter 3
| Basic Management Tasks
Setting the System Clock
– 78 –
You can enable NTP authentication to ensure that reliable updates are received
from only authorized NTP servers. The authentication keys and their associated
key number must be centrally managed and manually distributed to NTP
servers and clients. The key numbers and key values must match on both the
server and client.
◆
Polling Interval
– Shows the interval between sending requests for a time
update from NTP servers. (Fixed: 1024 seconds)
Web Interface
To set the clock maintenance type to NTP:
1.
Click System, then Time.
2.
Select Configure General from the Step list.
3.
Select NTP from the Maintain Type list.
4.
Enable authentication if required.
5.
Click Apply
Figure 15: Configuring NTP
Configuring
Time Servers
Use the System > Time (Configure Time Server) pages to specify the IP address for
NTP/SNTP time servers, or to set the authentication key for NTP time servers.
Specifying SNTP Time Servers
Use the System > Time (Configure Time Server – Configure SNTP Server) page to
specify the IP address for up to three SNTP time servers.
Summary of Contents for GEL-1061
Page 14: ...Contents 14...
Page 28: ...Section I Getting Started 28...
Page 38: ...Chapter 1 Introduction System Defaults 38...
Page 40: ...Section II Web Configuration 40...
Page 60: ...Chapter 2 Using the Web Interface Navigating the Web Browser Interface 60...
Page 164: ...Chapter 6 Address Table Settings Issuing MAC Address Traps 164...
Page 192: ...Chapter 8 Congestion Control Storm Control 192...
Page 204: ...Chapter 9 Class of Service Layer 3 4 Priority Settings 204...
Page 216: ...Chapter 10 Quality of Service Attaching a Policy Map to a Port 216...
Page 430: ...Chapter 14 Multicast Filtering MLD Snooping Snooping and Query for IPv4 430...
Page 436: ...Chapter 15 IP Tools Address Resolution Protocol 436...
Page 474: ...Section III Appendices 474...
Page 492: ...Glossary 492...
Page 500: ...E052016 ST R02 150200001416A...