Wilhelm.tel upgrades billing system with Hansen Technologies

(Telecompaper) German fibre operator Wilhelm.tel has signed an agreement with Hansen Technologies to upgrade the existing version of Hansen CCB–NavibillingCX to the… http://feedproxy.google.com/~r/TelecompaperFixed/~3/QXY7yQCmETs/wilhelmtel-upgrades-billing-system-with-hansen-technologies–1394137