Verschiedene Arten von Firewalls • Paket-Filtering • Paket-Filtering- oder Netzwerk-Layer-Firewalls (Layer 3) treffen Entscheidungen auf der Basis von Quell- und Zieladressen und Ports in IP-Paketen. Diese Grundform von Firewall-Schutz ist tat...

Die Vorteile von Remote-Access-Servern und Services (RAS) • Auf den ersten Blick sind Device-Server und Terminalserver nur Geräte zur Herstellung einer Verbindung zu beliebigen seriellen Geräten aus Ihrem Ethernet-Netzwerk. Es gibt jedoch eine...

Netzwerk-Switches • Jeder braucht einen und jeder hat einen: einen Netzwerk-Switch für das Ethernet-Netzwerk. Einige Leute glauben, dass ein Switch einfach nur ein gewöhnliches Gerät ist, das zur Verbindung von Computern benötigt wird. Ist das...

Branch Solutions • BRANCH SOLUTIONS • Manage your IT branches - without being on-site! • Central administration of IT branches and decentralized computing centers, as well as controlling a myriad of device types, are the big challenges adminis...

Remote Management • Remote Management • Inconvenience. • "It's late on Sunday evening and you're about to settle down to watch the big film when you receive a message that the system has gone down". It's a common style of catch line for vendor...

Standard and ThinNet Ethernet • Thick and ThinNet Ethernet: 10-Mbps • As a result of research done at Xerox Corporation in the early 1970s, Ethernet has evolved into the most widely implemented physical and Data link layer protocol today. Most...

KVMoIP access technology • KVMoIP access technology • KVM over IP • KVMoIP access technology extends keyboard, video, and mouse (KVM) signals from any computer or server over TCP/IP via a LAN, WAN, or Internet connection. Through this KVM over...

Applications and Appliances • Applications and appliances • Now that your network is up and running it is time to consider what to do with the network. Surely you did not install a Layer III switch and DSL Modems running a 10 kilometer copper ...

Remote Access • Remote Management • Remote access refers to a temporary link—usually a phone connection—and does not include permanent LAN-to-LAN connections. These temporary links can be made over a number of different kinds of media includin...