Technical Services

While extensive this is only a partial list of the services provided by Rebello Associates

Hardware
   Mainframe
      Processor - Selection, upgrade, performance enhancements and engine configuration
      DASD - Selection, upgrade, configuration and performance enhancements
      Tape - Selection, upgrade, performance, vaulting and remote backup
      Channels - Configuration, EMIF, Escon upgrade and performance
      Communications - Controller configuration, gateways and protocol
   Servers (UNIX, NT, and others)
      Processor - Selection, upgrade, and performance enhancements
      DASD - Selection, upgrade, configuration and performance enhancements
      Tape - Selection, upgrade, performance, vaulting and remote backup
      Channels - Configuration and performance
      Communications - Selection, upgrade, gateways and protocol
Networking
      Mainframe and Servers
      Network Design -Hardware, Wireless, Ethernet, Token ring, FDDI, ATM, SNA, TCP/IP, etc.
      Network Integration 
Operating Systems
   MVS - OS 390
      Tuning
      Migration
      LPAR configuration
      Sysplex migration
      Online Systems - CICS Tuning, CICSplex migration
      MQ Series
      Unix and NT on OS-390
   System tools evaluation and planning
      Security, tape management, automation, monitoring, database and data access, EIS, etc.
System Integration
      Mainframe and Servers
      Shared DASD across platforms
Capacity Planning / Performance
      Mainframe Capacity Planning
      DASD Planning, utilization forecast, storage forecast
      Server Capacity Planning
      Mainframe Tuning
      DASD Tuning - Dataset level, volume level, device, controller, channels
      Server Tuning
Procurement - Results in improved configuration and reduced costs.
Technical Evaluations
7 x 24 Availability
Data Warehousing
Remote Volume Copy - Remote Backup