Dns Proxy Configuration Example - 3Com S7906E Configuration Manual

DNS Proxy Configuration Example

Network requirements
As shown in Figure
as a DNS proxy. The IP address of the real DNS server is 4.1.1.1.
Switch B implements domain name resolution through Switch A.
Figure 1-8 Network diagram for DNS proxy
Configuration procedure
Before performing the following configuration, assume that Switch A, the DNS server, and the host are
reachable to each other and the IP addresses of the interfaces are configured as shown in
1) Configure the DNS server
This configuration may vary with different DNS servers. When a Windows server 2000 PC acts as the
DNS server, refer to
configuration information.
2) Configure the DNS proxy
# Specify the DNS server 4.1.1.1.
<SwitchA> system-view
[SwitchA] dns server 4.1.1.1
# Enable DNS proxy.
[SwitchA] dns proxy enable
3) Configure the DNS client
# Enable the domain name resolution function.
<SwitchB> system-view
[SwitchB] dns resolve
1-8, specify Switch A as the DNS server of Switch B (the DNS client). Switch A acts
Dynamic Domain Name Resolution Configuration Example
1-9
Figure 1-8.
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