dmitryst, мдя, а порт то и забыл
ip nat inside source static private_ip port public_ip port ,eltn nfr
как пример:
ip nat inside source static tcp 192.168.1.2 80 240.240.240.240 80
ip nat inside source static tcp 192.168.1.2 443 240.240.240.240 443
ip nat inside source static tcp 192.168.1.3 25 240.240.240.240 25
ip nat inside source static tcp 192.168.1.3 110 240.240.240.240 110
ip nat inside source static 192.168.1.4 240.240.240.241
