Types of Firewall • Types of Firewall • Packet filtering • Packet filtering or network layer (Layer 3) firewalls make decisions based on the source and destination addresses and ports in IP packets. This basic form of firewall protection is re...

...amplification or repeater types of devices are designed to equalize and amplify the signal to go greater distances. Some support daisychaining, so by stringing two of them together you can send data double the distance. • But in-line extenders ...

...to read their video specifications mainly. Optimum resolutions and maximum resolutions as well as Gamma values part of this protocol. If a monitor is directly attached to a graphic adapter card the only concern is to have a connection cable that ...

...It defines the specifications for low-level power delivery—roughly 13 watts at 48 VDC—over twisted-pair Ethernet cable to PoE-enabled devices such as IP telephones, wireless access points, Web cameras, and audio speakers. • Recently, the bas...

...Networking equipment —especially servers— generates a lot of heat in a relatively small area. Today’s servers are smaller and have faster CPUs than ever. Because most of the power used by these devices is dissipated into the air as heat, they can re...

...managers higher-speed ways to link networks over POTS lines. • But as bandwidth-intensive requirements have increased, so has the need for technologies that support broadband wireline links for point-to-point Ethernet connectivity and at long...

...video, which was developed in 2003 by Intel. It applies to all content on Blu-ray Discs and HD DVDs, and allows the best possible resolution for display on the screen. This encryption is designed especially for copy protection, to avoid the connect...

...or 10/100/1000 Copper RJ45 connection can be 100 meters long. To be honest, this is not really a lot when thinking about connecting the world. Using fiber cables and media converters and switches is not a bad idea, but in many cases not a solu...

...to provide high-speed data transfer over a duplex, serial interface. It’s an open standard that supports multiple protocols including higher-level protocols, such as FDDI, SCSI, HIPPI, and IPI, to manage data transfer. • Although it operates ...