IN SSH(ACCEPT) net0
IN SSH(ACCEPT) net0 # a comment
IN SSH(ACCEPT) net0 192.168.2.192 # only allow SSH from 192.168.2.192
+IN SSH(ACCEPT) net0 10.0.0.1-10.0.0.10 #accept SSH for ip in range 10.0.0.1 to 10.0.0.10
+IN SSH(ACCEPT) net0 10.0.0.1,10.0.0.2,10.0.0.3 #accept ssh for 10.0.0.1 or 10.0.0.2 or 10.0.0.3
+IN SSH(ACCEPT) net0 +mynetgroup #accept ssh for netgroup mynetgroup
+
|IN SSH(ACCEPT) net0 # disabled rule
# add a security group