Distribute list - using IP access lists
 
 
access-list 1 deny 10.0.0.0
access-list 2 permit 20.0.0.0
 … more access-list lines as prefixes are added ...
	neighbor 171.69.233.33 remote-as 33
	neighbor 171.69.233.33 distribute-list 1 in
	neighbor 171.69.233.33 distribute-list 2 out