HiPath Manager E is the Administration Software for the HiPath platforms 500/3000/5000, HiPath OpenOffice EE and previous versions, e.g. Hicom 150 E Office. It is specially meant for Siemens technicians / partner. A service friendly Webinterface is supplied for the optional Gateway HG1500. The HiPath Manager C is the customer version and is specialized for the customer requirements. Basically for member parameters, authorizations, call forwarding, etc.