User guide

E
XTREME
W
ARE
S
OFTWARE
U
SER
G
UIDE
17-29
U
SING
H
IGH
A
VAILABILITY
S
YSTEM
F
EATURES
To assign a VIP to a unit, use the following command:
config slb vip <vipname> unit {1 | 2}
SAMPLE ACTIVE-ACTIVE CONFIGURATION
Figure 17-6 shows an example of an active-active failover configuration.
Figure 17-6: Active-active configuration
In this sample configuration, failover is enabled to ensure fault tolerance. To configure
this example on the first switch, use the following commands:
EW_050
VLAN outside
1.201.0.1/16
Switch 1 (unit 1)
VLAN inside
1.10.0.2/16
VIP site1 1.10.1.1 (unit 1)
VIP site2 1.10.1.2 (unit 2)
Switch 1
VLAN server
1.205.0.1/16
Switch 2
VLAN server
1.206.0.1/16
testpool
Real unique IP addresses
Server1 1.206.1.1/16
Server2 1.206.1.2/16
Associated VIPs
1.10.1.1 port 80 (site1)
1.10.1.2 port 80 (site2)
testpool
Real unique IP addresses
Server1 1.205.1.1/16
Server2 1.205.1.2/16
Associated VIPs
1.10.1.1 port 80 (site1)
1.10.1.2 port 80 (site2)
Switch 2 (unit 2)
VLAN inside
1.10.0.3/16
VIP site1 1.10.1.1 (unit 2)
VIP site2 1.10.1.2 (unit 1)
VLAN inside
1.10.0.1/16
Clients
Server pools