SNR S2989G-48TX-DC — настройка управления временем сети и DNS для коммутаторов [487/553]

Превью страниц Страница 487 / 553

S2989G-24TX Operation Manual

Chapter 9 Network Time Management Configuration

9-7

The configuration of Switch C is as follows: (Switch A and Switch B may have the

different command because of different companies, we not explain there, our switches are

not support NTP server at present)

Switch C:

Switch(config)#ntp enable

Switch(config)#interface vlan 1

Switch(Config-if-Vlan1)#ip address 192.168.1.12 255.255.255.0

Switch(config)#interface vlan 2

Switch(Config-if-Vlan1)#ip address 192.168.2.12 255.255.255.0

Switch(config)#ntp server 192.168.1.11

Switch(config)#ntp server 192.168.2.11

9.2.4

NTP Function Troubleshooting

In configuration procedures, if there is error occurred, the system can give out the

debug information.

The NTP function disables by default, the show command can be used to display

current configuration. If the configuration is right please use debug every relative

debugging command and display specific information in procedure, and the function is

configured right or not, you can also use show command to display the NTP running

information, any questions please send the recorded message to the technical service

center.

9.3

DNSv4/v6

9.3.1

Introduction to DNS

DNS (Domain Name System) is a distributed database used by TCP/IP applications

to translate domain names into corresponding IPv4/IPv6 addresses. With DNS, you can