Configure the ICMP probe:
Router3(rw)->configure Router3(su-config)->probe s1-ICMP icmp Router3(su-config-probe)->faildetect count 5 interval 4 Router3(su-config-probe)->exit
Create the server farm:
Router3(rw-config)->ipv6 twcb wcserverfarm s1IPv6Server Router3(rw-config-twcb-wcsfarm)->
Configure cache server 4000:1:2::5
Router3(rw-config-twcb-wcsfarm)->cache 4000:1:2::5 Router3(rw-config-twcb-cache)->faildetect probe one s1-ICMP Router3(rw-config-twcb-cache)->maxconns 800 Router3(rw-config-twcb-cache)->inservice Router3(rw-config-twcb-cache)->exit Router3(rw-config-twcb-wcsfarm)->