COMBOX® PIN Security recommendations for handling the COMBOX® PIN.


Netviewer Remote support via Internet


Appliances You'll find the most important operating instructions here.


To the Internet connections  This is how you can get your PC ready for the Internet.


Mobile Downloadcenter You can download the necessary software or configure your mobile phone correctly here.


Help with your iPhoneYour iPhone boasts a wide range of functions. Find out here how to set up your iPhone so that you can use it without any problems.


Hosted Exchange for your business mobile Here you will find brief instructions on how to ensure that your e-mails, appointments and contacts are always up to date on your mobile phone.


Technical informations Information on ISDN, Interface properties and In-house installation.


E-mail How to set up your e-mail account or fix your e-mail settings quickly and easily


Wireless Internet How to connect a PC, laptop and other devices wirelessly to your ADSL, VDSL or SDSL connection


Setting up your mobile phone MMS, e-mail, Internet, etc.


SIM card Replacing the SIM card


PIN and PUK codesThe PIN code prevents other people from using your mobile phone or accessing your details without your permission.


Unlocking your mobile phoneYour SIM card's personal PIN code prevents other people from using your mobile phone without your permission.