1# duplicate handling
2pass add 1.2.3.4 ::1 1.2.3.4 ::1
3pass add 1.2.3.4 ::1 1.2.3.4 ::1
4pass delete 1.2.3.4 ::1 1.2.3.4 ::1
5pass delete 1.2.3.4 ::1 1.2.3.4 ::1
6pass replace 1.2.3.4 ::1 1.2.3.4 ::1
7pass replace 1.2.3.4 ::1 1.2.3.4 ::1
8pass show
9