Preconfiguration tasks – Nortel Networks WEB OS 212777 User Manual
Page 152
Web OS 10.0 Application Guide
152
n
Chapter 6: Server Load Balancing
212777-A, February 2002
Preconfiguration Tasks
1.
Enable server load balancing.
2.
Configure the four real servers and their real IP addresses.
3.
Configure group 1 for UDP and group 2 for TCP.
For more information on configuring health check, see
“UDP-Based DNS Health Checks” on
.
4.
Define and enable the server ports and the client ports.
“Define the port settings.” on page 126
. Some DNS servers
initiate upstream requests and must be configured both as server and client.
>> # /cfg
/slb/ena
>> # /cfg
/slb/real 20
>> Real server 20 #
ena
(Enable real server 20)
>> Real server 20 #
rip 10.10.10.20
(Specify the IP address)
>> Real server 20 #
../real 21
>> Real server 21 #
ena
(Enable real server 21)
>> Real server 21 #
rip 10.10.10.21
(Specify the IP address)
>> Real server 20 #
../real 22
>> Real server 22 #
ena
(Enable real server 22)
>> Real server 22 #
rip 10.10.10.22
(Specify the IP address)
>> Real server 20 #
../real 26
>> Real server 26 #
ena
(Enable real server 26)
>> Real server 26 #
rip 10.10.10.26
(Specify the IP address)
>> # /cfg/slb/group 1
(Select real server group 1)
>> Real server group 1 # metric roundrobin
(Specify the load balancing
metric for group 1)
>> Real server group 1 # health udpdns
(Set the health check to UDP)
>> Real server group 1 # add 20
(Add real server 20)
>> Real server group 1 # add 21
(Add real server 21)
>> Real server group 1 # ../group 2
>> Real server group 2 # metric roundrobin
(Specify the load balancing
metric for group 2)
>> Real server group 2 # health dns
(Set the health check to TCP)
>> Real server group 2 # add 22
(Add real server 22)
>> Real server group 2 # add 26
(Add real server 26)