You can do this:


Description: EFnet-znc
Address: znc.ip.address.or.host.name.goes.here
Port: 1234
Group: EFnet
Password: KindOne/EFnet:password
Login Method: None

Note: If you are using ssl/tls, include "+" before the port number, example: +1234


Just double check you are using the correct password by clicking the eye icon on the right side of the text box.