Bidirectional Static NAT Cisco ASA

In this configuration, 192.168.100.255 is an SMTP Server that we would like to publish on internet with public IP address 221.200.200.51 and open port tcp/25.  STATIC NAT:  (config)# access-list outside_access_in extended permit tcp any host 192.168.100.235 eq smtp (config)# access-group outside_access_in interface outside (config)# object network srv_192.168.100.235 (config)# host 192.168.100.235 (config)# nat (inside,outside) static 221.200.200.51 service tcp…