| GS748T Smart Switch Hardware Installation Guide |
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Table |
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Loop | An event that occurs when two network devices are connected by more |
| than one path, thereby causing packets to repeatedly cycle around the |
| network and not reach their destination. |
MAC | Media Access Control. A protocol specified by the IEEE for determining |
| which devices have access to a network at any one time. |
MAC address | Media Access Control address; also called hardware or physical address. |
| Most devices that connect to a LAN have a MAC address assigned to them, |
| as they are used to identify other devices in a network. |
Port monitoring | The ability to monitor the traffic passing through a port on a device to |
| analyze network characteristics and perform troubleshooting. |
Port speed | The speed that a port on a device uses to communicate with another device |
| or the network. |
Port trunking | The ability to combine multiple ports on a device to create a single, high- |
| bandwidth connection. |
Protocol | A set of rules for communication between devices on a network. |
Quality of Service | A term to describe delay, throughput, bandwidth, and other factors that |
| measure the service quality provided to a user. |
Segment | A section of a LAN that is connected to the rest of the network using a |
| switch, bridge, or repeater. |
SNMP | Simple Network Management Protocol. An IETF standard protocol for |
| managing devices on a TCP/IP network. |
Switch | A device that interconnects several LANs to form a single logical LAN that |
| comprises of several LAN segments. Switches are similar to bridges, in that |
| they connect LANs of a different type; however they connect more LANs |
| than a bridge and are generally more sophisticated. |
TCP/IP | Transmission Control Protocol/Internet Protocol. This is the name for two of |
| the most |
| networks. Originally a UNIX standard, TCP/IP is now supported on almost |
| all platforms, and is the protocol of the Internet. |
| TCP relates to the content of the data traveling through a network — |
| ensuring that the information sent arrives in one piece when it reaches its |
| destination. |
| IP relates to the address of the endstation to which data is being sent, as |
| well as the address of the destination network. |
Traffic prioritization | Giving |
| critical data traffic. |
VLAN | Virtual LAN. A logical association that allows users to communicate as if |
| they were physically connected to a single LAN, independent of the actual |
| physical configuration of the network. |
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Glossary |