DNS Configuration Examples 975
DNS Configuration
Examples
Static Domain Name
Resolution
Configuration Example
Network requirements
Switch uses the static domain name resolution to access Host with IP address
10.1.1.2 through domain name host.com.
Network diagram
Figure 291 Network diagram for static domain name resolution
Configuration procedure
# Configure a mapping between host name host.com and IP address 10.1.1.2.
<Sysname> system-view
[Sysname] ip host host.com 10.1.1.2
# Execute the ping host.com command to verify that the Switch can use the
static domain name resolution to get the IP address 10.1.1.2 corresponding to
host.com.
[Sysname] 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=128 time=2 ms
Reply from 10.1.1.2: bytes=56 Sequence=2 ttl=128 time=2 ms
Reply from 10.1.1.2: bytes=56 Sequence=3 ttl=128 time=2 ms
Reply from 10.1.1.2: bytes=56 Sequence=4 ttl=128 time=2 ms
Reply from 10.1.1.2: bytes=56 Sequence=5 ttl=128 time=2 ms
--- host.com ping statistics ---
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 2/2/2 ms
Dynamic Domain Name
Resolution
Configuration Example
Network requirements
■ The IP address of the DNS server is 2.1.1.2/16 and the name suffix is com.
■ Switch serving as a DNS client uses the dynamic domain name resolution and
the suffix to access the host with the domain name host.com and the IP
address 3.1.1.1/16.
10.1.1.1/24
10.1.1.2/24
host.com
Switch Host
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