Need to create and i-rule which directs traffic coming from these 3 IP address to btsxv-old-pool and the rest of the traffic goes to btsxv-new-pool.

Need to create and i-rule which directs traffic coming from these 3 IP address {209.177.18.1, 209.177.18.2, 209.177.18.3} to btsxv-old-pool and the rest of the traffic goes to btsxv-new-pool.