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To configure the switch for DNS load balancing, perform the following procedure:
1.
Before you can configure DNS load balancing, ensure that the switch has already been
configured for basic SLB with the following tasks:
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Assign an IP address to each of the real servers in the server pool.
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Define an IP interface on the switch.
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Define each real server (DNS server address).
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Assign servers to real server groups.
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Define virtual servers and services.
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Enable SLB.
For information on how to configure your network for SLB, see
Balancing."
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Define server port and client port.
2.
Enable DNS load balancing.
>> # /cfg/slb/virt 1
>> Virtual Server 1 # service 53
>> Virtual Server 1 DNS Service # dnsslb ena
3.
Enable delayed binding.
>> Virtual Server 1 DNS Service# dbind ena
4.
Define the host names.
>> # /cfg/slb/layer7/slb/add www.[abcdefg]*.com
>> Server Loadbalance Resource# add www.[hijklm]*.com
>> Server Loadbalance Resource# add www.[nopqrst]*.com
>> Server Loadbalance Resource# add www.[uvwxyz]*.com
5.
Apply and save your configuration changes.
6.
Identify the defined string IDs.
>> # /cfg/slb/layer7/slb/cur
For easy configuration and identification, each defined string has an ID attached, as shown in
the following example:
212777-A, February 2002
Web OS 10.0 Application Guide
(
Select the virtual server)
(
Select the DNS service)
(
Enable DNS SLB)
Chapter 15: Content Intelligent Switching
Chapter 6, "Server Load
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