User:Afiler/List of telephone switches

This is an incomplete list of central office (telephone company operated) telephone switches.

AGCS
See Automatic Electric

==American Digital Switching== 2000
 * Centura

Alcatel
See also Lucent

E10 FIVE System 12 Remote Switching Unit (RSU) Family)
 * E10B
 * System 12 (formerly ITT 1240)
 * OCB-283 (1000E10 Digital
 * OmniPCX Office
 * OmniPCX Enterprise

==Automatic Electric== 370B CXP5 3072 Line GTD-5 EAX (Class 5 switch, many in use today, was the primary switch in former GTE exchanges. Now supported by Lucent.) No. 1 obsolete system for operator handled LD calls.) OXO
 * 32A42
 * 32A44
 * 35E97
 * 370A
 * 375A
 * 375B
 * 385A
 * 385B
 * C1-EAX
 * CXP5A
 * EAX1
 * EAX2
 * EAX3
 * ESU
 * FW1
 * GTD-3 EAX (Toll switch, NOT CCS7 capable)
 * XPT
 * SATT
 * TSPS (Traffic Service Position System,
 * 101 Director
 * OXE

Avaya
Avaya Switches Server 5300 (AS5300)]] INDeX System)
 * Currently Available
 * [[Avaya Application Server 5300|Application
 * Communication Manager
 * G600
 * IP Office
 * PARTNER ACS (Advanced Communications
 * PARTNER Small Office Edition
 * S8730

Discontinued Avaya Switches (Electro-mechanical Key System made by Western Electric) DEFINITY BCS (Business Communications System) (Enterprise Communications Server) DEFINITY Communications System Generic 2 (Formerly, System 85) DEFINITY Communications System Generic 3 (Formerly System 75) DIMENSION (Previously made by AT&T) Cabinet) MERLIN ("Classic", Originally made by AT&T) MERLIN PLUS ("Classic", Originally made by AT&T) ("Classic", Originally made by AT&T) MERLIN MAGIX, Integrated Communications System PARTNER II System 25 (Previously made by AT&T) made by AT&T) System 85 (Previously made by AT&T)
 * 1A2 Key System
 * DEFINITY ECS
 * DEFINITY G3R (Rack)
 * G3MCC (Multi-Carrier
 * HORIZON (Previously made by AT&T)
 * MERLIN II
 * MERLIN LEGEND
 * PARTNER
 * PARTNER PLUS
 * S8700
 * SPIRIT
 * System 75 (Previously
 * System 75 XE (Previously made by AT&T)

==GPO/PO/British Telecommunications== Automatic eXchange No 5 UAX8 UAX13 TXE2 TXE4E (telephony)|System X]]
 * IAX5 Island
 * UAX5
 * UAX6
 * UAX7
 * UAX9
 * UAX10
 * UAX11
 * UAX12
 * UAX14
 * UXE7
 * UXE8
 * TXE1
 * TXE3
 * TXE4
 * TXE4A
 * TXE5
 * TXE6
 * [[System X
 * System Y (Ericsson AXE)

C-DOT
AN RAX MAX RAX TAX

CopperCom
CSX 1100
 * CSX 2100

Datang Telecom
SP30

DGT
DGT3450

Daewoo
DTS-4000

DIAX
Dikon ISDN switch

==DSC Communications Corp.== DSC merged with Alcatel-Lucent DEX 200 600SC
 * DEX 400
 * DEX 600
 * DEX 600E
 * DEX

==Electronics and Telecommunications Research Institute (Korea)== The TDX switch was a joint project with Korea Telecom and four manufacturers, LG Electronics, Samsung Telecommunications, Daewoo Telecom and Hanwha Telecom. TDX-1 TDX-10 TDX-100

Ericsson
AFG ARE13 signalling) switching centre) ARM202 exchange|AXE]] 10 AXE Transgate
 * AKE
 * AR10
 * ARB (telex)
 * ARE11
 * ARF10
 * ARF101
 * ARF102
 * ARK-D (decadic
 * ARK-M (mfc signalling)
 * ARK523 (small minor
 * ARM20
 * ARM50
 * ARM 201
 * ATE
 * ATE-NB
 * ATE-VB
 * [[AXE telephone
 * AXE 10 Remote
 * AXE Local 7
 * AXE810
 * MD110
 * MX-ONE
 * Rurax

==Excel Switching== 1000 EXS 2000 EXS 4000 EXS 8000 EXS 16000 EXS 30000 LNX 1000
 * EXS

Fujitsu
C140 150 Local 650 9600L 1996-2002, manufactured by Tadiran Telecom) SL, discontinued) discontinued) Coral FlexiCom 5000 (formerly Coral III) (formerly Coral III) Coral IPx 800
 * C460
 * FETEX 100
 * FETEX 150
 * FETEX
 * FETEX 150 Toll
 * Essence 630
 * Essence
 * 9600 Series
 * 9600VS
 * 9600S
 * 9600M
 * Coral (branded as Fujitsu in Australia/New Zealand
 * Coral FlexiCom 200 (formerly Coral
 * Coral FlexiCom 300 (formerly Coral I,
 * Coral FlexiCom 400 (formerly Coral II)
 * Coral FlexiCom 6000
 * Coral IPx Office
 * Coral IPx 500
 * Coral IPx 3000
 * Coral IPx 4000

==Great Dragon Telecom (GDT)==
 * HJD04

GEC
GEC later became Marconi (Britain)
 * SE50 (4000-type in GPO naming)

Hitachi
HDX-10

Huawei
C&C08

==Hyundai Electronics Industries== HDX-300 HDX-2000

Inventel
ACT6000

Iskratel
SI2000

it:Italtel
CT1 UT100
 * CT2
 * CIMA
 * UT10
 * UT20
 * TN16
 * iMSS (Italtel Multi Service Solution), a.k.a. i-SSW

==ITT Corporation (Includes ITT-Kellogg)== Electric DSS) TE400H 7XB (ITT-Kellogg) Relaymatic (ITT-Kellogg) 100 Line Automatic/Manual Military Tactical Switch (retired)
 * 1210 (originally North
 * 1240
 * TCS5
 * TCS2
 * TE500A
 * TE400
 * Kellex
 * 7J
 * 7X2
 * 7X3
 * A1
 * A1-SPC
 * CRX
 * CSX
 * K60
 * K7 (ITT-Kellogg)
 * K1040
 * PC32B
 * TCS5
 * TRS4
 * AN/TTC-22

===ITT (Europe)=== switching' system) smaller/rural areas) (SPC electronic)
 * 7A, 7A1, 7A2, 7E (Rotary 'machine
 * 7D (Rotary, for
 * Pentaconta (crossbar)
 * Metaconta

JS Telecom
(Later Bosch Telecom) JISCOS 8005 JISCOS 8007

KD
XE30

Leich
All Relay CX 90
 * CS100
 * CS200
 * CX 2
 * CX 6
 * LXP-3
 * LXP-4

LG Electronics
STAREX-TX1 STAREX-VK (VKX Ltd, Vietnam)

==Marconi (was GEC)== (telephony)|System X]]
 * [[System X

MetaSwitch
VP3510
 * VP2510
 * CA9020
 * MG2510
 * MG3510

Mitel
SX5 SX2000
 * SX50
 * SX200
 * SX200D
 * SX200 Light
 * GX5000L
 * GX5000S
 * 3300 mxe

Motorola
These are Mobile Telephone Switching Office Cellular switches EMX2500
 * EMX4
 * EMX5000

==NEC== NC23SE NCX23 ND20S NEAX-61E Remote license from Western Electric) Electronic CPU, 4-stage Crossbar switching fabric, PBX) (Analog / Digital hybrid PBX)
 * C410
 * C460
 * NC10
 * NC23
 * NC230
 * NC460
 * NA820
 * NCA20
 * ND10A
 * ND10B
 * ND20A
 * ND20B
 * NEAX-61 (K, L, M & S)
 * NEAX-61E
 * NESXS (Nippon Electric step-by-step based on
 * M100
 * NEAX31 (Discrete
 * NEAX22
 * NEAX2400 (Fully Digital PBX)

Nokia
DX 200
 * DX 220
 * DX 220 Compact

==North Electric (Galion, Ohio)== system designed by Edward Clements "Clement eXchange") line) ("broadspan" up to 200 lines) 10,000 lines) exchanges) based on Ericsson "code switch") Xbar switches and "Omni" processors) & D; All based on Ericsson By-Path Crossbar license) (Final production version) trunk and number-group translation services) 90–1800 line CDO Xbar) (Improved cabinets) Switcher (NX-2A in a trailer for portable/emergency use) TSW2 (Used by US Air Force - only one was known in existence at Sembach AB, Germany) (retired) Switch (Used by US Army and Air Force) (retired)
 * CX (CX evolved from the "Automanual"
 * CX30 (30
 * CX60 (60 line)
 * CX100 (100 line)
 * CX200
 * CX1000 (large CX expandable to
 * DSS1 (North's first digital switch for local
 * DSS2
 * ETS4 (Large #4A-ETS class toll switch
 * NTS4E (4-wire toll switch with
 * NX1 (Family NX1A, B, C
 * NX1D
 * NX1E (NX-1D with OMNI Processor for
 * NX2 (Family Small
 * NX2 (Original design)
 * NX2A
 * UN2 (United Telecom version of NX-2A)
 * TSW
 * TSW3
 * AN/TTC-20 568 Line Military Fixed Switch
 * AN/TTC-30 568 Line Military Tactical Mobile

==Nortel==

5300|Application Server 5300 (AS5300)]] Communications Manager|Business Communications Manager (BCM)]] BCM50 Communication Servers|Communication Servers (CS Systems)]] CS1000 (22,500 lines 3200 trunks TDM and VoIP) lines 8,400 trunks TDM and VoIP) CS2000 (180,000 lines 200,000 trunks TDM and VoIP) Communication Server 2100|CS2100]] (230,000 ports, 125,000 IP phones, 150,000 analog telephones, 125,000 digital telephones, 200,000 IP trunks, 50,025 digital trunks, 32,000 analog trunks, 200,000 SS7 trunks, 4,093 H.323 gateways, 112,000 nodes per host, 99,999 ACD agents) Digital Multiplex System (DMS) DMS-10 Carrier Class Switching System (320 ISDN PRI links or more than 20,000 lines) (First "production" class 5 digital switch installed in public telephone network{fact}) DMS-10 RSLE (520 line remote) DMS-10S (super small DMS-10 for very small exchanges, less than 640 lines) "box") Exchanges previously known as an SL-100 when used for Centrex service)[[Image:Nortel DMS100 public voice exchange.jpg|thumb|right|250px|A [[Nortel]] DMS-100e used by an operator to offer local and long distance services in France]] DMS-100/200 (local/toll digital more than 135,000 lines) DMS-200 (toll digital) Switch-digital) DMS-300/250 (combination Carrier/International Gateway 70,000 to 100,000 trunks) DMS-Global Services Platform Stored Program (SP) (Electronic Stored Program Control using mini-bar switches) (Toll) Electric version of Western Electric) #1ESS {licensee} ) Western Electric) 4A toll {licensee} ) NE-5XB (Northern Electric version of Western Electric) #5Xbar {licensee} ) Northern designed crossbar CDO) crossbar CDO)
 * [[Nortel Application Server
 * [[Nortel Business
 * BCM200
 * BCM400
 * BCM450
 * [[Nortel
 * CS1500 (48,000
 * CS2000 Compact
 * [[Nortel
 * DMS-10 RLCM (640 line remote)
 * DMS-10 RSLM (640 line remote)
 * DMS-10M (prepackaged DMS-10, a Community Dial Office in a
 * DMS-100 FAMILY of Digital
 * DMS-100 (large local digital Class 5) (also
 * DMS-250 (Equal Access Carrier
 * DMS-300 (International Gateway Switch-digital)
 * DMS-500 (Local/Toll + CLEC Switch)
 * DMS-MTX (Cellular MTSO)
 * SP1 2-Wire (Local)
 * SP1 4-Wire
 * SP1E (used NT40 processor)
 * NE-1ESS (Northern
 * NE-4A (Northern Electric version of
 * SA1 (Small
 * SA2 (Small Northern designed
 * SF1 (Small Northern designed crossbar CDO)

==Nortel Netaş (Turkey)== I Elif I I DRX-4
 * Elif

==NTT== D60 D70

==Oki== D60 D70 KB270
 * D10

Philips
UR (telephony)|PRX]]/A
 * UR NB
 * UR49
 * URVB
 * UV
 * [[PRX
 * PRX/D

==Pupin Telecom== 20 DKTS 30
 * DKTS

==REDCOM Labs== IGX-MT "stackable" to 384 lines/trunks
 * TRANSip
 * SLICE
 * HDX
 * IGX-A
 * IGX-N
 * MDX 10K
 * MDX 384 modular exchange

==Samsung Telecommunications== S-1240 SDX-100 SDX-200 SDX-RB

==Siemens== No. 51 Step-by-Step EMD57 ESK 10000 E EWSD Unit RSU-DE4 DCO-CS (Formerly Stromberg Carlson DCO) (Formerly Equitel)
 * No. 16 Step-by-Step
 * No. 17 Step-by-Step
 * EDX-P
 * EMD55
 * EMD56
 * ESK - CP24
 * ESK - CP44
 * ESK - CP44A
 * Remote Switch Unit RSU-DE3
 * Remote Switch
 * Remote Switch Unit RSU-DE5
 * RCUB-800C
 * HiQ8000
 * SPX2000

Sonus
GSX4000 Topcom 200
 * GSX9000
 * PSX6000
 * EMS 12000
 * Topcom 601
 * Hicom 300

Stromberg-Carlson
DCO 21 DCO6000 Remote Line Switch 4000 (RLS 4000) DTM ESC-3 from Northern Electric (Canada) for US sales/distribution) Motorswitch - Siemens (Germany) Ericsson "flat motion" switch operated in horizontal planes)
 * DCO 80
 * DCO 200
 * DCO 360
 * Century
 * DCO Remote Line Switch 1000 (RLS 1000)
 * DCO
 * RLS 450
 * DCO-SE
 * ESC-1 "Crossreed" electronic exchange
 * MS30
 * SC#5 (#5 Crossbar licensed
 * XY (Stromberg version of

The DCO family starts as generic DCO

Switch 10,000 lines) enhanced, class features, centrex, etc.) Switch, controlled by hosts above) cabinet 1000 lines in a subdivision - required multiple T-1's to host) RLS 4000 (Same thing, but 4000 lines) ability in a host outage to make intra-cabinet calls) line switches will also talk to AT&T SLC-96 pedestals - 96 lines on a ped long distance all T-1 cards)
 * DCO
 * DCO-E (Line
 * DCO-SE (Line Switch 10,000 lines, software
 * DCO-RLS (Remote Line
 * RLS 1000 (Pedestal mount
 * RLS (This has the
 * The
 * DCO-CS (Long distance, very limited lines - 1+ trunking to

Note: DCO systems are now supported by GENBAND

Tadiran Telecom
FlexiCom 200 (formerly Coral SL, discontinued) 300 (formerly Coral I, discontinued) (formerly Coral II) Coral FlexiCom 6000 (formerly Coral III) Coral IPx 500 Coral IPx 4000
 * Coral
 * Coral FlexiCom
 * Coral FlexiCom 400
 * Coral FlexiCom 5000 (formerly Coral III)
 * Coral IPx Office
 * Coral IPx 800
 * Coral IPx 3000
 * Coral ICE

Telrad
TMX-10 TMX-100

Tesla
===Step-by-Step===
 * P51

===Crossbar switch===
 * PK 201
 * PK 202

Tekelec
Tekelec 9000 Distributed Switching Solution (formerly SanteraOne) Tekelec 7000 Class 5 Packet Switch (formerly Taqua Open Compact Exchange)

Tropico
Digital Concentrator) Tropico R (Small Capacity Local/Tandem Exchange) Tropico RA (Local/Transit Exchange)
 * Tropico C (Subscriber Line

==VEB Kombinat Nachrichtenelektronik== 2000 ENSAD
 * DVZ

Vidar
ITS 4
 * IMA2
 * ITS 4/5
 * ITS 5

==Western Electric / AT&T Technologies / Lucent== ===Step-by-Step / Strowger=== No. 350A No. 360A
 * No. 1
 * No. 355A CDO (Community Dial Office)
 * No. 356A

Panel
Panel Tandem (GCO)
 * Local Panel
 * Battery cut-off (BCO)
 * Ground cut-off

Crossbar switch
No. 1 Crossbar Crossbar 2-Wire No. 4A/CTS Crossbar (Card Translator System) Crossbar (Electronic Translator System) No. 4M ETS Crossbar Crossbar 2-Wire Crossbar
 * Crossbar Tandem
 * No. 3 Crossbar
 * No. 3
 * No. 3 Crossbar 4-Wire
 * No. 4 Crossbar
 * No. 4A/ETS
 * No. 4M Crossbar
 * No. 5 Crossbar
 * No. 5
 * No. 5 Crossbar 4-Wire
 * No. 5 ETS
 * No. 5A Crossbar

===Electronic Switching System SPC=== Illinois]]. In operation November 1960–?. This switch was never given a name other than "Morris ESS".) switch|No. 1 ESS (1ESS)]] 4-Wire ESS
 * ESS (Experimental system installed in [[Morris,
 * No. 101 ESS
 * [[1ESS
 * No. 1 ESS 2-Wire
 * No. 1 ESS
 * No. 1A ESS
 * No. 2 ESS (2ESS)
 * No. 2A
 * No. 2B ESS
 * No. 2C ESS
 * No. 3 ESS (3ESS)

===Electronic Switching System TDM=== No. 5 ESS (5ESS) Digital Exchange) Exchange) (Remote Switching Module) No. 5E XC (Extended Capabilities) (Revolutionary/Evolutionary) (10A RSS)
 * No. 4 ESS (4ESS)
 * No. 5 ESS CDX (Compact
 * No. 5 ESS-2000 VCDX (Very Compact Digital
 * No. 5 ESS-2000 VCDX Remote
 * No. 5A RMS
 * No. 5B RMS (Remote Switching Module)
 * No. 7 R/E
 * No. 10A Remote Switching System

Other digital switches
BZ5000 (formerly Batik Elcom 4KT from Batik/Zetax, Brazil) CSD PacketStar PSAX1000/1250/2300/4500 Platform/Lucent Compact Switch (formerly Telica Plexus 9000) Zetax ZTX610
 * iGen
 * Plexus/Lucent Gateway

ZTE
ZX500 ZXJ10 ZXJ2000

==Experimental and canceled switches== LCS Mitel CX5000 Collins Radio Corp. DTS
 * Lynch