3Com 4210 PWR, Configuration Manual

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552 C
HAPTER
48: DNS C
ONFIGURATION
DNS Configuration
Example
Static Domain Name
Resolution
Configuration Example
Network requirements
The switch uses static domain name resolution to access host 10.1.1.2 through
domain name host.com.
Network diagram
Figure 198 Network diagram for static DNS configuration
Configuration procedure
# Configure a mapping between host name host.com and IP address 10.1.1.2.
<4210> system-view
[4210] ip host host.com 10.1.1.2
# Execute the ping host.com command to verify that the device can use static
domain name resolution to get the IP address 10.1.1.2 corresponding to
host.com.
[4210] ping host.com
PING host.com (10.1.1.2): 56 data bytes, press CTRL_C to break
Reply from 10.1.1.2: bytes=56 Sequence=1 ttl=127 time=3 ms
Reply from 10.1.1.2: bytes=56 Sequence=2 ttl=127 time=3 ms
Reply from 10.1.1.2: bytes=56 Sequence=3 ttl=127 time=2 ms
Reply from 10.1.1.2: bytes=56 Sequence=4 ttl=127 time=5 ms
Reply from 10.1.1.2: bytes=56 Sequence=5 ttl=127 time=3 ms
--- host.com ping statistics ---
5 packet(s) transmitted
5 packet(s) received
Display the DNS server
information display dns server [
dynamic ]
Display the DNS
suffixes display dns domain [
dynamic ]
Display the information
in the dynamic domain
name cache display dns dynamic-host
Display the DNS
resolution result nslookup type { ptr
ip-address | a domain-name }
Available in any view
Clear the information
in the dynamic domain
name cache reset dns dynamic-host Available in user view
Table 407 Display and maintain DNS
Operation Command… Remarks
10.1 .1.1/24
10 .1.1. 2/ 24
host.com
Host
Switch