I cannot add pop3 with following error. # firewall-cmd --permanent --zone=external --add-service=pop3 Error: INVALID_SERVICE: pop3 And cannot access to 143 too. telnet 153.153.xxx.xxx 143 Trying 153.153.xxx.xxx... telnet: connect to address 153.153.xxx.xxx: No route to host 2016-07-14 17:53 GMT+09:00 Eero Volotinen <eero.volotinen at iki.fi>: > You need to add pop3. Please note that op3 is not secure as password and > username is transferred in plain text. > > > *firewall-cmd --add-service=pop3 --permanent* > > > > > *firewall-cmd --reload--* > > > *Eero* > > > > 2016-07-14 11:43 GMT+03:00 Subscriber <ml-lists at agoris.net.ua>: > > > > > Thursday, July 14, 2016, 11:32:31 AM, you wrote: > > > > > Dear Members, > > > > > Please tell me how can I fix this problem. > > > > > Against allow imap on firewalld, I cannot access to the server. > > > > imap - port 143 > > pop3 - port 110 > > > > add to firewalld service pop3 or try telnet 153.153.xxx.xxx 143 > > > > > [root at speedex ~]# telnet 153.153.xxx.xxx 110 > > > Trying 153.153.xxx.xxx... > > > telnet: connect to address 153.153.xxx.xxx: No route to host > > > > > After stopping forewalld I can access to the server. > > > [root at speedex ~]# telnet 153.153.xxx.xxx 110 > > > Trying 153.153.xxx.xxx... > > > Connected to 153.153.xxx.xxx. > > > Escape character is '^]'. > > > +OK Dovecot ready. > > > ^] > > telnet>> quit > > > > > I have attached nmcli and firewalld data. Please check it. > > > If you need more please tell me. > > > > > Tadao > > > > > > > > -- > > Best regards, > > Subscriber mailto:ml-lists at agoris.net.ua > > > > _______________________________________________ > > CentOS mailing list > > CentOS at centos.org > > https://lists.centos.org/mailman/listinfo/centos > > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > https://lists.centos.org/mailman/listinfo/centos >