Configuring Ntp - Cisco AP775A - Nexus Converged Network Switch 5010 Configuration Manual

Configuring NTP

• If you only have one server, it is better for all the switches to have a client association with that server.
Not even a server down time will affect well-configured switches in the network. The following figure displays
a network with two NTP stratum 2 servers and two switches.
Figure 6: NTP Peer and Server Association
In this configuration, the switches were configured as follows:
• Stratum 2 Server 1
• Switch 1 IPv4 address–10.10.10.1
• Switch 1 NTP configuration commands
• Switch 2 IPv4 address–10.10.10.2
• Switch 2 NTP configuration commands
Configuring NTP
You can configure NTP using either IPv4 addresses, IPv6 addresses, or Domain Name Services (DNS) names.
To configure NTP associations, perform this task:
Cisco Nexus 5000 Series Switch CLI Software Configuration Guide
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server. You would configure peer association between these two sets, which forces the clock to be more
reliable.
◦ IPv4 address–10.10.10.10
◦ Stratum–2 Server-2
◦ IPv4 address–10.10.10.9
switch(config)# ntp server 10.10.10.10
switch(config)# ntp peer 10.10.10.2
switch(config)# ntp server 10.10.10.9
switch(config)# ntp peer 10.10.10.1
Configuring the Switch
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