Actiontec electronic GT701 User Manual

92

Actiontec USB/Ethernet DSL Modem User Manual

93

Appendix F  Firewall Security

Medium Security Level

         Service                        Port                             In                               Out
              http                            80                            no                             yes
             dns                            53                            no                             yes
              ftp                             21                            no                             yes
           telnet                           23                            no                             yes
            smtp                           25                            yes                            yes
            pop3                          110                           yes                            yes
            nntp                          119                           no                             yes
  real audio/video               7070                          yes                            yes
            icmp                          n/a                           no                             yes
           H.323                        1720                          no                             yes
           T.120                         1503                          yes                            yes
            SSH                            22                            no                             yes
            imap                          163                           yes                            yes
            https                          443                           yes                            yes
     secure imap                    983                           yes                            yes
     secure pop3                    885                           yes                            yes

Low Security Level

         Service                        Port                             In                               Out
              http                            80                            no                             yes
             dns                            53                            yes                            yes
              ftp                             21                            no                             yes
           telnet                           23                            no                             yes
            smtp                           25                            yes                            yes
            pop3                          110                           yes                            yes
            nntp                          119                           no                             yes
  real audio/video               7070                          no                             yes
            icmp                          n/a                           yes                            yes
           H.323                        1720                          yes                            yes
           T.120                         1503                          yes                            yes
            SSH                            22                            yes                            yes
            imap                          163                           yes                            yes
            https                          443                           yes                            yes
     secure imap                    983                           yes                            yes
     secure pop3                    885                           yes                            yes