Conference calling information Three party calling The University telephone system supports up to three participants on a single call: two internal and one external Setting this up: Call the extension number – press the transfer key Press '9' then the full external number you want to call Once your external number has picked up the call, press the 'CONF' key You are now connected in three-party calling Booking a conference call To book a conference call email telsuper@ed.ac.uk with the following information: Date – Time – Approximate duration of call You will be allocated a UoE dial in number and PIN – You should give this information to all participants of the call. Please Note: We no longer provide conference handsets. Related Links Contacting Telephone Operations This article was published on 2024-10-08