Proposed CLI:
set nat cgnat pool external <external> range 192.0.2.0/30 seq 1 set nat cgnat pool external <external> range 192.0.2.128-192.0.2.132 seq 2 set nat cgnat pool external <external> per-user-limit port 1024 set nat cgnat pool external <external> global-port-range 1024-65535 set nat cgnat pool internal <internal> range 100.64.1.0/24