Configuring Static Domain Name Resolution; Configuring Dynamic Domain Name Resolution; Configuration Procedure - H3C S7500 Series Operation Manual

Operation Manual – DNS
H3C S7500 Series Ethernet Switches
to do DNS lookup first. If the lookup fails, the resolver adds a DNS suffix for
another lookup.
Currently, the S7500 Series Ethernet Switches support both static and dynamic domain
name resolution on the DNS client.

1.2 Configuring Static Domain Name Resolution

Follow these steps to configure static domain name resolution:
Enter system view
Add a
hostname-to-address
mapping entry
Note:
One hostname can be mapped to only one IP address. When you add multiple
hostname-to-address mapping entries with the same hostname, only the last one
will be valid.
You can add up to 50 entries for static DNS resolution.

1.3 Configuring Dynamic Domain Name Resolution

1.3.1 Configuration Procedure

Follow these steps to configure dynamic domain name resolution:
Enter system view
Enable dynamic DNS
resolution
Configure an IP
address for a DNS
server
Configure a DNS suffix
To do...
system-view
ip host hostname
ip-address
To do... Use the command...
system-view
dns resolve
dns server ip-address
dns domain
domain-name
Use the command...
—
Required
This function is disabled by
default.
Required
No DNS server IP address is
configured by default.
Optional
No DNS suffix is configured by
default.
1-3
Chapter 1 DNS Configuration
Remarks
—
Required
There is no entry in the
static DNS list by default.
Remarks