Here is the 7th config :)
You didnt mention which persistence method you are interested in. Following is an example for source ip based stickiness
rserver host APP1-SERVER1
ip address 10.10.10.101
inservice
rserver host APP1-SERVER2
ip address 10.10.10.102
inservice
serverfarm host APP1-SFARM
probe http80
predictor leastconn
failaction purge
rserver APP1-SERVER1
inservice
rserver APP1-SERVER 2
inservice
Sticky ip-netmask 255.255.255.255 address source APP1-STICKY-GP
timeout 60
replicate sticky
server-farm APP1-SFARM
class-map match-any APP1-VIP-CLASS
description class-map for APP1
match virtual-address 192.168.0.100 tcp eq 80
policy-map type loadbalance first-match APP1-POLICY
class class-default
sticky-serverfarm APP1-STICKY-GP
policy-map multi-match VIPS
class APP1-VIP-CLASS
loadbalance vip inservice
loadbalance policy APP1-POLICY
loadbalance vip icmp-reply
interface vlan 20
ip address 192.168.0.1 255.255.255.0
access-group input anyone
access-group output anyone
service-policy input VIPS
no shutdown
HTH
Syed Iftekhar Ahmed