I have a UC560 installed on site which works great for all of our "normal" phones, however I am required to install a loud external ringer within a workshop at the other end of the site.  There is only a fibre connection between the two buildings, no...

Hi All,Very new to this so treat me gently please.Just installed a UC-560 on one of our sites, internal calls are fine and everything works as it should, however external calls are suffering from poor call quality or even dropping the call entirely m...