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GLENAIR, INC. www.glenair.com © 2010 Glenair, Inc. © 2010 Glenair, Carrier Sense Multiple Access/Collision Detect. The MediumAccess protocol Control used (MAC) in Ethernet. RateData dem is 9600 ratedat baud it is capable transmitting of 9600 of data a rate at bits per second. Bandwidth The maximum capacity a newark of channel. Usually expressed Ethernet in bits channels per secondhave (bps). and 1000 Mbps (Gigabit). bandwidths 10,100, of bps Bits Second Per isthe unit used for measuring line speed, the number information of units transmitted per second. Broadcast mation. The standard measurement a file unit of size. Category 5 A performance classification for twisted pair cables, connectors Specifiedsystems. and 100 to Suitable MHz. for voice and data applications Mbps. 155 to up Category 5e A performance classification for twisted pair cables, connectors Specifiedsystems. and to up 250 MHz. CSMAICD The speed the of data transmission, measuredin bps (bits per second) or Mbps. Duplex Half) (Full, is a communications duplex Full method that allows for the simultaneous transmission and reception data. of In Half communication, Duplex transmissions and receptions can occur in either direction the at but not same time. Ethernet The most common network protocol A protocol in use. rules of is a set enabling data communications. Ethernet differentcan several operate over media including fiber optic, coaxial cable and twisted-pair Ethernetcabled in transmissions. IEEE 802.3 WorkingIEEE Group for CSMAlCD, the protocol used in Ethernet transmissions. IGMP Snooping The ability a switch of observe to Internet Group Multicast Protocol traffic (IGMP) in orderto learn IP Multicast group membership. The purpose restrict is to multicast transmissions only to those ports requested which have them. Auto-MDIX A transmission one station initiated by all and stations to sent on the network. Byte Also called Enhanced Category 5. A performance classification for twisted pair cables, connectors systems. and Specified100 to SuitableMHz. voice for and data applications1000to up Mbps. Category 6 A protocol which allows two Ethernet devices to negotiate their use of the Ethernet Transmit (Tx) and Receive (Rx)A protocol which allows two (Tx) Ethernet devicesnegotiate to their the use of Ethernet Transmit cable pairs. This allows two Ethernet devices with MOl or MDI-X connectors connect to without usingcross-over a cable. Baud measurementA unit of that denotes the number bits of that can be transmitted per if second. a mo example, For The memory amount of needed store one to 8 bits to character digital of Equal infor such as a letter or a number.
High-Speed Connectors Introduction A recent LAN standard for implementing 1000 Mbps Ethernet on Category 5 cable. Also called Gigabit Ethernet. Gigabit called Also 5cable. Category on Ethernet Mbps 1000 implementing for standard LAN A recent 1000BASE-T 5cabling. Category Requires Ethernet. of 100 Mbps version pair twisted The 100BASE-T 3) (Category cable. 10 twisted-pair on Ethernet Mbps 10BASE-T efficiency. work improve and net VLAN a with easier be can bandwidth and workstations, traffic, Managing application. or type user asby such department, location than other abasis on stations maps that ALAN Network. Area Local Virtual VLAN remote computer. to the directly were connected user’s system terminal the site asif at another timesharing aremote with interact site to at one auser allows TELNET service. (terminal connection) login remote for protocol standard Internet The TELNET mail (FTP)and transfer (SMTP). file (TELNET), login asremote such services net to support by Inter used the ARPA from efforts, resulting Aset of protocols, Protocol. Transmission Protocol/Internet Control TCPIIP path.standby the by activating reestablished link the and reconfigured is topology the occurs, into paths astandby (blocked) data redundant state. malfunction apath If forces It anetwork. in switches all span to tree by a defining loops preventing and network redundancy path providing protocol A link management Tree (STP) Protocol Spanning programs. management switch for used standard THE is This Protocol. Management Network Simple SNMP www.rjfield.com See cable. RJ45 standard seal and to reinforce allow which of connectors range A wide RJ-Field cabling. links Ethernet pair for twisted on used jacks modular 8-position RJ45 by delays. impaired data be can applications time-critical where important is OoS priority. 802.1 (per OoS 802.10 pand support switches levelsSome of assigned be can standards) messages whereby (QoS) Service of Quality analyzed. be can traffic that so any ports of packets all its or from to monitor port aswitch allows mirroring Port Mirroring Port network. of the to many by stations initiated station one A transmission Multicast of information. characters million one represents size which storage Aunit of data MegaByte. Megabyte (MB) =1Mbps. rate ;1Megabit/second transfer adata to express used usually of information, bits million One Megabit. Megabit (Mb) address. physical asthe Same address. station 48-bit unique the is this Ethernet, With network. the on station that identifying interface, to astation assigned address A unique MAC Address wiring. pair twisted or optics asfiber over such media physical communication proximity), speed high providing close in (located machines of directly-connected Anetwork Network. Area Local LAN © 2010Glenair, Inc. www.glenair.com GLENAIR, INC.
Glossary ofHighSpeedTerminology
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High-Speed Introduction Connectors