Daryl,  Not sure I understand your question.  Have you tried opening a case with WebEx Support?

Hi Niall,  Not sure why Dublin is not listed. However, for your second question, WebEx is designed to display 1 default Toll number and 1 default Toll Free number per WebEx Site.  Happy to take your feedback back to the Product Team as a feature requ...

You can find CPU and RAM requirements here:https://help.webex.com/docs/DOC-2026

kb.webex.com/wbx31260