Some countries switch off their telephone network in the near future. ALL IP is as previously mentioned one of the main buzz words. The shift to VoIP has already started and now is the right time to ask ourselves: “Do we need VoIP security?” VoIP security in this context doesn’t relate to firewalls, firewall problems in VoIP protocols or anything like that, but refers to the basic problem of...
Everybody at least in Germany and probably in some typical German tourist centers knows the famous Song by Paul Kuhn “There is no beer on Hawaii” but not many people know that a network very similar to the wireless LAN available nowadays was already set up in 1969 by the University in Hawaii. The network’s name was “ALOHAnet” and connected different parts of the university on the island Oahu....
Wireless LAN coverage is nowadays mandatory for more and more customers. Meanwhile, WLAN Site Surveys is not only used for office communication like e-mail or web traffic. By now storekeepers use for instance for bar code scanners with integrated WLAN to register their stock or even the whole storage is fully automated by robots with integrated WLAN modules. In these cases good coverage and...
A high density network, can be summarized as a network designed for various or many WLAN clients. WLAN conservative planning approaches are designed to achieve a good and complete WLAN supply, and at the same time install as less access points as possible. In order to meet this goal in larger areas, usually a so-called Wireless Site Survey is carried out to ensure that wherever WLAN is required,...
The concept of bring your own device BYOD is a growing trend for business IT. There are a variety of benefits allowing users to supply their own PC and mobile devices. Employees can easily check e-mails, manage appointments via social networks and search the web. Many companies offer their own apps to allow access to corporate data, enterprise applications and enterprise infrastructure. All IP...
The increasing convergence of voice and data has been going on for many years. The shift towards Voice over IP (VoIP) has already started! In some countries such as Germany, there has been going on a discussion about when to decommission the public ISDN networks. The end of ISDN and analog telephone connections is approaching. In Germany all current landline connections will be shifted to IP...
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