SLB A....

ip slb probe ATSPROD_MASTER ping
 address 10.10.10.7 routed
 interval 5
 faildetect 3
!
ip slb serverfarm ATS
 nat server
 probe ATSPROD_MASTER
 !
 real 10.10.10.7
  reassign 2
  faildetect numconns 4
  retry 20
  inservice
!
ip slb vserver ATSPROD_MASTER
 virtual 10.10.30.30 tcp 0
 serverfarm ATS
 advertise active
 idle 120
 delay 5
 inservice



SLB B...

ip slb probe ATSPROD_STANDBY ping
 address 10.10.20.7 routed
 interval 5
 faildetect 3
!
ip slb serverfarm ATS_STANDBY
 nat server
 probe ATSPROD_STANDBY
 !
 real 10.10.20.7
  reassign 2
  faildetect numconns 4
  retry 20
  inservice
!
ip slb vserver ATSPROD_STANDBY
 virtual 10.10.30.30 tcp 0
 serverfarm ATS_STANDBY
 advertise active
 idle 120
 delay 5
 inservice