Mainframe Services

Data Dallas Corporation provides general computer services to mainframe users on an IBM 9672-RA6 in an Z/os operating environment that supports a wide variety of the industry's most popular software products. Customers can communicate with our mainframe via either TCPIP or SNA through an extensive telecommunications system that supports baud rates from 4.8KB to T1 utilizing dedicated or dial-up services as a single application or as a Remote Job Entry (RJE) station.

Hardware Environment:

* IBM 9672-RA6 - 2 GIG, 52 Channels, OSA, 89 MIPS PR/SM
* IBM 3422 Tape Units - 1600/6250 BPI
* IBM 3480-B22 Tape Cartridge Units - 38,000 BPI
* IBM 3490E Tape Cartridge Units - 38,000 BPI
* Hitachi 7700E Integrated Cached Disk Array (ICDA) - RAID-5 Option
* IBM 3390 Disk Units - Triple Densities
* IBM 4245 Impact Printer - 2000 LPM
* Xerox 4635/MICR Cut Sheet Laser Printers - 135 images per minute
* Xerox 4090 Laser Printer - 90 images per minute
* IBM 3745 Communication Controllers
* IBM 3172 Interconnect Controllers
* IBM 3174 Terminal Controllers
* IBM 3178 Terminals
* IBM 3279 Terminals
* IBM 3287 Printers

Software Environment:

* IBM Z/OS 1.4
* IBM SMP/E
* IBM ACF/VTAM
* IBM TCP/IP
* IBM 3270 PC file transfer
* IBM NCP
* Levi,Ray,Shoup VPS - VTAM Printer Support
* CA N-Vision/TPX - Multi Session Manager
* IBM RACF Security
* Northern Computers PCPAK - PC-Based Card Access System Transaction Monitors
* IBM CICS TS 2.1 Telecommunications system
* CA Prevail/XP Sysview - Sys Mgmt, Queue Query
* IBM SDSF - Spool Display/Search Device Management
* BMC Control-T - Tape Management
* Innovation FATS/FATAR 4.0 - Tape Certification
* Innovation FDR/DSF/CPK/ABR - DASD Dump/Restore
* IBM High level Assembler
* IBM COBOL for OS/390 - Business Programming Language
* IBM C++ - C Language
* IBM LE/370 - Language Environment 370
* IBM DB2 - Relational Database
* CA Roscoe - Online Editor
* EDS WAAPDSUT - Data Utility
* IBM MVS DITTO - Data Utility
* IBM ISPF - Interactive Programming Facility
* SAS Institute SAS - Data Utility/Report Generator
* Syncsort - Sort Facility
* Compuware DATA EXPERT - Data Utility
* PACE KOMAND III - Job Accounting/Customer Billing Production
* BMC Control-M - Production Job Scheduling
* BMC Control-R - Rerun/Restart Schedule
* Systemware JHS - Sysout Archival System
* Systemware X/PTR - Sysout Distribution System
* Systemware XNET - SYSOUT report browsing via Internet browsers


Our technical staff is always available to help DDC customers who may need technical or user assistance. On weekdays between the hours of 8:00 am CST and 5:00 pm CST, call 214.638.2007 and ask for the DDC Customer Support Representative. After 5:00 pm CST and on weekends, call DDC Operations at 214.630.7851. If the operator on duty cannot resolve the problem, a technical staff member will be paged and will return your call as soon as possible.