Configuring smart DNS for multiple servers through the web UI of the USG6000

27

Configure smart DNS for multiple servers through the web UI as follows:
1. Choose Network > DNS > Smart DNS.
2. Select Enable of Smart DNS and click Apply.
3. In Smart DNS List, click Add.
4. Select Multi-server when multiple web servers are deployed on the enterprise intranet in Scenario.
5. Enter the description of smart DNS in Description.
6. DNS Reply Address indicates the internet server address sent by the DNS server to users. The value is automatically generated on the basis of ISP Server Public Address in ISP WAN Interface Mapping List.
7. In Traffic Distribution Mode, select Based on ISP egresses, Round Robin, or Weighted Round Robin as required.
8. Click OK.
9. Choose Policy > NAT Policy > Server Mapping.
10. In Server Mapping List, click Add.
11. In New Server Mapping, configure server mapping. The following table lists server mapping parameters.
12. Click OK.
13. Choose Network > Interface and configure sticky load balancing.

Other related questions:
Configuring smart DNS for a single server through the web UI of the USG6000
Configure smart DNS for a single server through the web UI as follows: 1. Choose Network > DNS > Smart DNS. 2. Select Enable of Smart DNS and click Apply. 3. In Smart DNS List, click Add. 4. Select Single-server when only one web server is deployed on the enterprise intranet in Scenario. 5. Enter the description of smart DNS in Description. 6. Enter the global IP address of the internal web server in DNS Reply Address. 7. In Traffic Distribution Mode, select Based on ISP egresses, Round Robin, or Weighted Round Robin as required. 8. Click OK. 9. Choose Policy > NAT Policy > Server Mapping. 10. In Server Mapping List, click Add. 11. In Add Address Mapping, configure server mapping. 12. Click OK. 13. Choose Network > Interface and configure sticky load balancing.

Configuring DNS proxy through the web UI of the USG6000 series
The USG6000 series can serve as the DNS proxy to forward DNS request and reply packets between the DNS client and DNS server. Specify the DNS server address through the web UI so that the device can serve as the DNS proxy to send domain name resolution requests to the DNS server. 1. Choose Network > DNS > DNS. 2. Click Add in DNS Server List. 3. Set the IP address of the DNS server. If you do not select the external network interface, the configured DNS server address is the global address. Enter the IPv4 or IPv6 address of the DNS server in the DNS Server Address text box. Click OK. If you select a specific external network interface, the configured DNS server address is the address bound with the interface and applies only to this interface. If the operation succeeds, the new configuration whose Obtaining Mode is Manual is displayed in DNS Server List. Repeat the preceding operations to add the IPv4 or IPv6 addresses of multiple DNS servers. 4. Optional: In Configure DNS Query Packets's Source Address, set the Source Interface or Source Address. 5. Click Apply .

Smart DNS configuration on the USG6000
The principles for configuring the smart DNS on the USG6000 are as follows: The smart DNS is generally configured in the following modes: single-server smart DNS and multi-server smart DNS. 1. Enable the smart DNS function. 2. Configure the single-server smart DNS or multi-server smart DNS. 3. Configure the NAT server function. 4. Configure the round robin function. For specific configurations, click Example for Configuring Single-Server Smart DNS in Round Robin Mode.

Configuring DNS proxy through the web UI of the USG2000&5000 series
The USG2000&5000 series can serve as the DNS proxy to forward DNS request and reply packets between the DNS client and DNS server. Specify the DNS server address through the web UI so that the device can serve as the DNS proxy to send domain name resolution requests to the DNS server. 1. Choose Network > DNS > DNS. 2. Click Add in DNS Server List. 3. Set the IP address of the DNS server. If you do not select the external network interface, the configured DNS server address is the global address. Enter the IPv4 or IPv6 address of the DNS server in the DNS Server Address text box. Click OK. If you select a specific external network interface, the configured DNS server address is the address bound with the interface and applies only to this interface. If the operation succeeds, the new configuration whose Obtaining Mode is Manual is displayed in DNS Server List. Repeat the preceding operations to add the IPv4 or IPv6 addresses of multiple DNS servers. 4. Optional: In Configure DNS Query Packets' Source Address, set the Source Interface or Source Address. 5. Click Apply .

Browsers for logging in to the USG6000 through the web UI
Browsers for logging in to the USG6000 through the web UI Before logging in to the USG6000 web UI, ensure that your PC uses one of the following browsers: 1. Internet Explorer 6.0-9.0 2. Firefox browser (recommended): 10.0 and later versions 3. Chrome browser: 17.0 and later versions Note: If you use the Internet Explorer, the recommended version is 7.0 or later.

If you have more questions, you can seek help from following ways:
To iKnow To Live Chat
Scroll to top