Description
Manufacturer~distributor
PROFS-X.400
X.4OO-based service between Telemail e-mail service and IBM's PROFS. The service, called Telemail 400, will be available to Telemail and PROFS users. Offers intercommunication with worldwide telex networks and other public and private services connected to Telemail. Gateway also allows PROFS users access to the Telenet Public Data Network
Plessey-Telenet Ltd., Norton House, Stewart Road, Kingsland Business Park, Basingstoke, Hampshire RG24 OPL, UK. Tel: (0256) 843252
SmartNet 1S00 PAD
Suited to connect PC users and small remote offices to packet data networks. Compatible with SmartNet 2000 and 3000 networking products, providing a terminal concentrator solution for private network applications. Also implements 1984 X.28 commands, and an X.28 enhancement allows the user to dynamically control the network data parity. Uses LAPB protocol with DTE or DCE appearance. Supports X.29 (1984) and X.25 (1980)
International Telecommunications Services, Unit 4, Priors Way, Braywick, Maidenhead, Berks SL6 2HP, UK. Tel: (0628) 770929
SNA PAD
Provides 3270 and 5250 IBM terminal users with access to multiple IBM hosts through a wide area packet switching network. Has a multi-function capability allowing users of IBM terminals to communicate over any public or private X.25-based network, and to dynamically select the required host from a configurable menu. Offers upgradable, modular architecture, permitting the addition of software modules to support other protocols and applications
Telematics International Ltd., ISIS House, Reading Road, Chineham, Basin&stoke, Hants RG24 0TW, UK. Tel: (0256) 467385
VIP Gateway
Communications gateway package enables PC networks to link with Honeywell mainframes. Allows PCs to emulate HB VIP 7800 terminals, and to perform file transfer using standard IBM compatible PC or AT as the network gateway. Features multiple gateways per network, up to four sessions per workstation, gateway line speed in excess of 50 kbit/s, and is supported on Novell and MSNET networks
Xenon Computer Systems Ltd., Xenon House, 10 School Lane, Didsbury, Manchester M20 ORD, UK. Tel: (061) 434 6133
I-CNOS Network OptimizatiOn System
Network optimization system designed to help international companies to plan, establish and manage global telecommunications networks. Based on user voice and data traffic, it provides an optimized global network by determining the split of traffic between private and public services, and the most economical route. Features international services pricing capability, customer accessible status tracking system and an international tariff library
AT&T SA/NV, 1945 Chaussee de Wavre, 1160 Brussels, Belgium. Tel: (32) 2 672 8181
G/Ethernet workstation adapter
Workstation Ethernet adapter for IBM PC, PS/2-30 & compatible. Gives LAN workstation solution without sacrificing speed or performance. Adheres to IEEE802.3 standard & is compatible with all other NetWare-based Ethernets. Maximum cable length is 1 000 feet/segment, supporting 10 Mbit/s. Has 8 Kbyte of RAM
Gateway Communications Inc., Suite 4, Windrush Court, Abingdon Business Park, Abingdon, Oxon OX14 5RR, UK. Tel: (0235) 553675
FlashBox
Enables Macintoshes & IBM PCs to communicate over LocalTalkcompatible networks at 770 Kbyte/s. Designed to provide faster data transmission across networks whose performance suffers as traffic increases. Based on TOPS software protocol, & is fully compatible with AppleTalk
Sun Microsystems (UK) Ltd., Sun House, 31-41 Pembroke Broadway, Camberley, Surrey GU15 3XD, UK. Tel: (0276) 62111
NT-BA Network Termination Unit
Network termination unit for basic ISDN access. NT-BA is the connecting link between the subscriber interface and to line interface, allowing an access line to transmit data as well as speech. Provides two 64 kbit/s 'B' channels accessed by the subscriber interface, and one 'D' channel used for corresponding signallin~ Eight different ISDN devices can be connected to the subscriber interface via two symmetric twin cables. Different services can be utilized simultaneously
Phillips Kommunikations Industrie AG, Thurn-undTaxis-Strasse10, 8500 Numburg 10, FRG. Tel: (09) 11/5 26-05
Name
Gateways
Nelworks
112
computer communications
Name
Description
Manufacturer~distributor
VX LAN Manager
I.AN operating system for DOS and OS/2, comprising an enhanced implementation of Microsoft OS/2 I.AN Manager with the Microsoft/ Sybase SQL Server. Provides file print, resource, security and network management services to a workgroup. Supports Apricot Qi, Xen-i and VX100 Series, and all AT and PS/2 compatible hardware as network servers under OS/2 with a minimum of 4 Mbit RAM
Apricot Computers plc., Apricot House, 111 Hagley Road, D348 Edgbaston, Birmingham B16 8LB, UK. Tel: (021) 456 1234
3Station/2 E
Dedicated network workstation designed for users requiring sophisticated graphics-and-computation-intensive applications. 80286-based IBM-compatible Ethernet station for use on networks running 3tom's 3+ and 3+Open network operating systems. Features enhanced graphics facilities, 10 MHz Intel 80286 microprocessor and 1 Mbyte base memory. Provides SNA, TCP/IP and asynch host connectivity with 3Corn's Maxess SNA gateway, PCS/TCP and PCS/XNS software
3Com (UK) Ltd., Pacific House, Third Avenue, Globe Park, Marlow, Bucks $17 1YL, UK. Tel: (0628) 890670
G821 compliant bit error rate tester
Bit error rate tester with special applications for testing reliability of digital circuits carrying voice and data. Designed to generate test patterns and check received signals to CCITT-G821 requirements at speeds up to 2 048 Mbit/s. Features five plug-in modules supporting V.24, V.35, X.21 and both G703 interfaces. Battery or mains operated
Trend Communications Ltd., Knaves Beech Estate, Loudwater, High Wycombe, Bucks HP10 9QZ, UK. Tel: (0844) 25461
FOtalk
Fibre optic talkset designed for use during installation and testing of multimode fibre optic networks. Features bidirectional voice communication on a single multimode fibre with dynamic range in excess of 20 dB, modular connector adapters and is compatible with 40 makes of connector worldwide
Optical Sources Ltd., Unit 3, Stephenson Close, Crayton Fields Business Park, Daventry, Northants NN11 5RF, UK. Tel: (0327) 702244
INTERVIEW 20 Data Tester
Hand-held multi-function data tester features ten test instruments in one unit. Instruments include a data line monitor, protocol analyser/ emulator, RS232 breakout box, bit error tester, asynchronous terminal and continuity tester. Data rates up to 256 biffs, baud rate frequency counter and has 128 K of RAM. Allows the use of standard option modules, including X.25, SNA, UP/DOWN Line Load and modem. For use by field service personnel, data communications techniques and communications users
Atlantic Research Corporation, Teleproducts Division, 7401 Boston Boulevard, Springfield, VA 22153, USA. Tel: (073) 644 9190
PCM test system
Test system module for testing of Pulse Code Modulation multiplex systems. Aimed at users in telecommunications, private networks, manufacturing and military organizations. Two-line analyser that can undertake measurements at CCITT specified line rate of 2.048 Mbit/s. Enables test engineers to provide a total digital testing capability
Tektronix UK Ltd., Fourth Avenue, Globe Park, Marlow, Bucks SL7 IYD, UK. Tel: (06284) 6000
Test equipment
........
From left: 3Station/2E Ethemet workstation from 3Com Ltd.; G821 compliant bit error rate tester from Trend Communications Ltd.; and FOtalk network installation tester from Optical Sources Ltd.
vol 12 no 2 april 1989
113