Verifying the configuration
# Display brief information about all DNS servers.
[LB] display loadbalance dns-server brief DNS server Address Port Link State DNS server pool ds1 10.1.2.100 0 link1 Active dsp ds2 20.1.2.100 0 link2 Active dsp
# Display detailed information about all DNS server pools.
[LB] display loadbalance dns-server-pool DNS server pool: dsp Description: Predictor: Round robin Selected server: Disabled Probe information: Probe success criteria: All Probe method: Total DNS servers: 2 Active DNS servers: 2 DNS server list: Name State Address port Link Weight Priority ds1 Active 10.1.2.100 0 link1 100 4 ds2 Active 20.1.2.100 0 link2 100 4
# Display detailed information about all transparent DNS proxies.
[LB] display loadbalance dns-proxy DNS proxy: dns-proxy1 Type: UDP State: Active Service state: Enabled VPN instance: IPv4 address: 1.1.1.0/24 IPv6 address: -- Port: 53 DNS server pool: dsp Sticky: LB policy: Connection synchronization: Enabled Sticky synchronization: Enabled Bandwidth busy protection: Disabled
After you complete the previous configuration, the LB device can evenly distribute DNS requests to DNS server A and DNS server B. Then, intranet user traffic is evenly distributed to Link 1 and Link 2.