5ESS 5 Electronic Switching System (Class 5 Switch)
Total Page:16
File Type:pdf, Size:1020Kb
4ESS 4 Electronic Switching System (Class 4 switch) #5ESS 5 Electronic Switching System (Class 5 switch) 0 or 0- Zero Minus Dialing 0+ Zero Plus Dialing 0++ Zero Plus Plus Dialing 00+ or 00- Double Zero Dialing 1+ One Plus Dialing 100BASE-T Official project name for 100 Mb/s Fast Ethernet 100BASE-T4 100 Mb/s Fast Ethernet using 4-pair Category 3 cable 100BASE-TX 100 Mb/s Fast Ethernet using 2-pair Category 5 cable 100BT 100Base-T Ethernet 100VG-ANY LAN 100 Mb/s LAN using Demand Priority Protocol originally developed by Hewlett Packard and AT&T for Category 3 cable 10BASE-FL An implementation of the Institute of Electrical and Electronic Engineers (IEEE) Ethernet standard on 62 5/125-µm fiber optic cable, a baseband medium of 10 Mbps 10BASE-T An implementation of the Institute of Electrical and Electronic Engineers (IEEE) Ethernet standard on 24-AWG, unshielded, twisted-pair wiring, a baseband medium of 10 Mbps 10BASE2 An implementation of the Institute of Electrical and Electronic Engineers (IEEE) Ethernet standard on thin coaxial cable, a baseband medium of 10 Mbps The maximum segment length is just under 200m (656ft) 10BASE5 An implementation of the Institute of Electrical and Electronic Engineers (IEEE) Ethernet standard on twin axial cable, a baseband medium of 10 Mbps The maximum segment length is 500m (1,640ft) 10GbE 10 Gigabit Ethernet 1G 1st Generation wireless 2.5G 2 5 Generation wireless 2.75G 2 75 Generation wireless; humorous nickname for EDGE 23B + D 23 Bearer + 1 Delta Channels 281Q Two Binary, One Quaternary 2B + D 2 Bearer + 1 Delta Channels 2G 2nd Generation Wireless 2W Two-Wire Circuit 3G 3rd Generation wireless 3G.IP Third Generation Internet Protocol Forum 3GPP Third-Generation Partnership Project 3GPP2 Third Generation Partnership Project 2 4ESS 4 Electronic Switching System (Class 4 switch) 4G 4th Generation wireless 4W Four-Wire Circuit 5ESS 5 Electronic Switching System (Class 5 switch) 802.11 Defined by the Institute of Electrical and Electronics Engineers (IEEE), these standards govern the use of wireless LANs 802.3 Defined by the Institute of Electrical and Electronic Engineers (IEEE), these standards govern the use of the Carrier Sense Multiple Access/Collision Detection (CSMA/CD) network access method used by Ethernet networks 802.5 Defined by the Institute of Electrical and Electronics Engineers (IEEE), these standards govern the use of the token ring network access method 822 Abreviation of Internet document RFC 822 (defining e-mail) A See Ampere (A) A-Key Authentication Key A/D Analog-to-digital ABF Air blown fiber AC Alternating Current ACK Abbreviation for the Acknowledge response in data communications ACM Aluminum conductor material ACR Attenuation to Crosstalk Ratio ACR is a comparison of signal strength to noise interference and is used as a bandwidth indicator ADM Add/drop multiplexer ADSL Asymmetric digital subscriber line ADSS All-dielectric self-supporting AEIC Association of Edison Illuminating Companies AIA Aluminum Interlocked Armor AIM Advanced Integration Module AIN Advanced Intelligent Network AINAP Advanced Intelligent Network Application Protocol AIOD Automatic Identification of Outward Dialing AIS 1) Alarm Indication Signal; 2) Automated Information System AIX Advanced Interactive Executive AIX 5L See AIX AL Access Line AL/MY Acronym for Aluminum Mylar A laminated aluminum and polyester tape used for shielding wires ALE Automatic Link Establishment ALU Arithmetic Logic Unit AM Amplitude Modulation AMC Administrative Management Complex AME 1) Automatic Message Exchange; 2) Amplitude Modulation Equivalent AMI Alternate Mark Inversion AMIS Audio Messaging Interchange Specification AMPS 1) Advanced Mobile Phone Service; 2) Automatic Message Processing System AMR Advance multi Rate Codec AMTA America mobile Telecommunications Association AMTS Automated Maritime Telecommunications System AN Access Node ANC All Number Calling ANI Automatic Number Identification ANSI American National Standards Institution AOC Active optical cable AON All-optical network AP 1) Access Point; 2) Anomalous Popagation APC 1) Adaptive Predictive Coding; 2) Automatic Power Control APD Avalanche photodiode API Application Programming Interface APIPA Automatic Private IP Addressing APL Average Picture Level APLT Advanced Private Line Termination APNIC Asia Pacific Network Information Centre APON ATM Passive Optical Network APPC Advanced Program-to-Program Communication APPI Advanced Peer-to-Peer Internetworking APPN Advanced Peer-to-Peer Networking APS Automatic protection switching APVD Advanced plasma and vapor deposition AR Alternate Route ARA Apple Talk Remote Access ARD Automatic Ringdown ARDIS Advanced Radio Data Information System ARFCN Absolute Radio Frequency Channel Numbers ARIB Association of Radio Industries and Businesses ARIN American Registry for Internet Numbers ARP Address Resolution Protocol ARPA Advanced Research Projects Agency ARPANET Advanced Research Projects Agency Network ARS Automatic Route Selection ART Audible Ringing Tone ARU Audible Response Unit AS Analog Signal ASA The American Standards Association, former name of ANSI ASCII American Standard Code for Information Interchange ASE Amplified spontaneous emission ASF Active Streaming Format ASIC Application-Specific Intergraded Circuit ASME The American Society of Mechanical Engineers ASOF Application-specific optical fibers ASP Active Server Page; 2) Adjunct Service Point; 3) Application Service Provider ASQ American Society for Quality ASR Automated Speech Recognition ASTM American Society for Testing and Materials AT Attenuation ATA 1) Advanced Technology Attachment; 2) Analog Telephone Adapter ATAPI Advanced Technology Attachment Packet Interface ATB All Trunks Busy ATDM Asynchronous Time-Division Mulitplexing ATE Automatic test equipment ATIS Alliance for Telecommunications Industry Solutions ATM Asynchronous Transfer Mode ATSC Advanced Television System Committee ATTIS AT&T Information Systems ATU ADSL Transceiver Unit ATU-C ADSL Transceiver Unit-Central Office ATU-R ADSL Transceiver Unit-Remote ATV Advanced Television AU Alternate Use AUC Authentication Center AUI Attachment Unit Interface AVD Alternate Voice Data AVD Circuits Alternate voice/data circuits AVL Automatic Vehicle Location AVVID Architecture for Voice, Video and Integrated Data AWC Abbreviation for American Wire Gauge A standard measurement of the size of a conductor AWG America Wire Gauge AWGN Additive White Gaussian Noise AWM Designation for Appliance Wiring Material AX25 Amateur Radio X 25 AXE An open architecture, Ericsson communications platform B-ISDN Broadband ISDN B-PON Broadband passive optical network B.C. Bare Copper B+S Brown and Sharpe wire gauge, same as AWG B2B Business-to-Business B2C Business-to-Business (e-Commerce) B3ZS Binary/Bipolar with 3 Zero Substitution B6ZS Binary/Bipolar with 6 Zero Substitution B8ZS Binary/Bipolar with 8 Zero Substitution BACP Bandwidth Allocation Control Protocol BASR Billing Automatic Send/Receive BBC Broadband Bearer Capability BBN Bolt, Beranek and Newmam BCC Block Check Characters BCCH Broadcast Control Channel BCD 1) Binary Coded Decimal; 2) Broadcast Content Delivery BCF Billion Conductor Feet BCH Broadcast Channels BCH Code Bose-Chaudhuri-Hocquenghem Code BCOB Broadband Connection Oriented Bearer BCOB-A Bearer Class A BCOB-X Bearer Class X BCP Basic Call Process BCSM Basic Call State Model BDCS Broadband Digital Cross-Connect System BDSL Broadband DSL BEC Backward Error Correction BECN Backward Explicit Congestion Notification BELR Binary Equivalent Line Rate BER Bit Error Rate BERT Bit Error Rate Test/Tester BETRA Basic Exchange Telecommuncation Radio Service BEX Broadband Exchange BI-MMF Bend-insensitive multimode fiber BIB Backward Indicator Bit BICC Bearer Independent Call Control BICI Broadband Inter-Carrier Interface BICSI Building Industries Consulting Services International BIF Bend-insensitive fiber BINHEX Binary Hexadecimal BIOS Basic Input/Output System BIP Bit Interleaved Parity BISDN Broadband Integrated Service Digital Network Bisync Binary Synchronous Communications BITS Building Intergrated Timing Supply BIU Bus Interdace Unit BLEC Building Local Exchange Carrier BLER Block Error Rate BLERT Block Error Rate Test/Tester BLES Broadband Loop Emulation Services BNM Broadband Network Module BOC Bell Operating Company BootP Bootstrap Protocol BOP Bit Oriendted Protocol Bot Short for “robot” BP 1 Breakeven Point; 2) Bypass BPDU Bridge Protocol Data Unit BPF Billion paired feet BPI Baseline Privacy Interface Bps 1) Bits Per Second; 2) Bytes Per Second BPSK Binary Phase Shift Keying BPV Bipolar Violation BRA Basic Rate Access BREW Binary Runtime Environment for Wireless BRF Bridge Relay Function BRI Basic Rate Interface BROUTER A combination bridge and router, performing the functions of both in a single device BS Base Station BSA Basic Serving Arrangement BSC 1) Base Station Controller; 2) Binary Synchronous Communications BSE Basic Service Element BSIC Base Station Identity Code BSN Backward Sequence Number BSS Base Station System BT 1) Bandwidth Time Product; 2) Burst Tolerance BTA Basic Trading Area BTAM Basic Telecommunication Access Method BTS Base Transceiver Station BTU British Thermal Unit The quantity of heat required to raise the temperature of 1 lb of water 1°F BUS Broadcast and Unknown Server BW Bandwidth BWA Broadband Wireless Access Byte 1) Bit Asynchronous Transmission Entity; 2) Typically a group of eight binary digits C 1) A structured, procedural programming language; 2) Celsius