User guide

17-6 E
XTREME
W
ARE
S
OFTWARE
U
SER
G
UIDE
S
ERVER
L
OAD
B
ALANCING
(SLB)
To configure transparent mode, use the following command:
create slb vip <vipname> pool <poolname> mode transparent <ipaddress>
{- <upper_ipaddress>}:{<L4Port>}
Transparent mode is shown in Figure 17-2.
Figure 17-2: Transparent mode
In Figure 17-2, the switch is configured to respond to requests for the VIP by forwarding
them to the load balanced servers.
The servers are configured as follows:
• The interface for server 1 is 192.168.200.1.
• The interface for server 2 is 192.168.200.2.
• The loopback address on the servers is 192.168.201.1 (VIP).
EW_05
SLB switch
2 virtual servers configured
VIP addresses:
192.168.201.1 port 80
representing MyWeb.com
points to pool WebVip
192.168.201.1 port 443
representing MySSL.com
points to pool SSLVip
Servers
Real unique IP addresses
Server1 192.168.200.1
Server2 192.168.200.2
LoopBack addresses:
(all servers will respond
to these addresses)
192.168.201.1 port 80
192.168.201.1 port 443
Clients
Stream 1
Servers
Stream 2
Stream 3
Stream 2
Stream 1
Stream 3