I'm using Outlook 2013 and recently started receiving the enclosed error when sending mail. (Server responded : 554 rpt-glb-asav6.external.tpg.com.au) I have also enclosed pics of my email settings. I have tried changing my ports to 143 incoming and 25 outgoing but both send and receive then both fail on the automatic test. In addition to the enclosed settings I also have my outgoing server requiring authentication turned on and set to use same settings as the incoming server. ... View more