A PBX or Business Phone System merely consolidates all your incoming lines into one control unit and provides more users to access this pool of phone fax list lines via phone extensions for each employee.A common interpretation for a phone line is that it is a line going into each phone. For example I just went in to meet an existing client who put in a request to "add fax list more phone lines".After checking the port capacity on the phone system I informed the client that they cannot add more phone lines."That is not true, we were told we could add up to 8 "phone lines" and currently we are having only 5 "phones" in all. We need two more "lines" added in this office fax list for new employees." The visibly annoyed client busted out.
Notice how I have put quote around the