asa5520(config)# access-list OUTSIDE_IN_ACL permit icmp any any echo-replyasa5520(config)# access-gr
.
asa5520(config)# access-list OUTSIDE_IN_ACL permit icmp any any echo-reply
asa5520(config)# access-group OUTSIDE_IN_ACL in interface outside
asa5520(config)# access-list OUTSIDE_IN_ACL permit icmp any any echo-replyasa5520(config)# access-gr
.
asa5520(config)# access-list OUTSIDE_IN_ACL permit icmp any any echo-reply
asa5520(config)# access-group OUTSIDE_IN_ACL in interface outside