Ralph
Porter
TheVtamGuy@comcast.net
630.263.6422
I am a
senior level Communication Systems programmer. Specialized in SNI, APPN, LU6.2, NCP and all TCP/IP
components under z/OS in a Parallel Sysplex environment, including USS.
Security Clearance: National Agency Check and Inquiry
(NACI) 03/01/2005
Provided by Director of Defense Security Service (DSS).
SOFTWARE:
Communications:
VTAM and TCP/IP: Communications Server to version z/OS V1R9,
NCP V7R8, EP, SSP.
Network: Tivoli NetView
for z/OS to V5R2, NetView AON, NTuneMon, CiscoWorks 2000
Diagnostic: Tivoli NetView Performance Monitor,
Computer Associates NetSpy
CISCO: CISCO CIP, DLSW+, STUN, SNA Switching,
IOS version 12.x
Comms/OS
Routing: OSPF, RIP-2, IGRP, EIGRP, IPX/SPX, HPR, DECnet, AppleTalk.
MVS: OS/390 V2R4, z/OS to V1R9, Parallel
Sysplex, JES2, TSO, OSA/SF, HCD,
Redhat
Enterprise Linux 5, Unix System Services,
CL/SuperSession
V147, CA-TPX V5.1, Tivoli AF/Operator, IBM Tivoli Systems Automation z/OS,
Tivoli Omegamon XE
Printing: IBM
InfoPrint, Levy Ray & Shoup VPS V1R7, VPS/TCP/IP V1R8,
Xerox
XPAF V3R0.
Languages: REXX, CLIST, Python, ISPF,
Assembler, JCL, Cobol, DB2/SQL, Fortran, C++
SNA: LAN/media
protocols (Token Ring, Ethernet), APPN (LU6.2), SNA/SNI
TCP/IP:
VIPA,
Dynamic VIPA, Enterprise Extender, Sterling Connect:Direct (NDM), FTP, Secure
FTP, Open SSH FTP.
Trace/Dump:
VTAM Trace Facilities, IP Packet
Traces, CTrace
PC
Network: Attachmate to v7.1, IBM
Personal Communications
Manager
to v5.7, Microsoft SNA Server,
Microsoft Host Integration Server 2004
PC
General: Microsoft Office 2004,
Project 2002, Visio 2003
HARDWARE:
Mainframes: IBM Enterprise Server zSeries 990,
z9
And
Midrange: S/390 Parallel Enterprise
Servers 9672, IBM 3090-600 J, 4381,
ES9000.
Stratus, IBM System36, System38, AS/400
FEPs: IBM
3745/46, 900, 610, 410, 170, 150, 3725, 3720.
MVS: OSA, OSA-2, OSA-Express, ESCON, BUS and
TAG.
Misc.: Sniffer, various LAN protocol analyzers.
Routers
Switches: CISCO (Catalyst 4000
& 6000 series 2600 & 7600 routers)
Job
History:
Confidential
Clients, June 2005 - Present
Responsibilities:
§ Support z/OS Communications Server TCP/IP in a large
production and development environment.
§ Senior Network Design. Re-hosting, acquisitions, CEC consolidations.
§ Deprecate legacy IBM front end processors (3745s)
§ TCP/IP configuration changes
§ Create network infrastructure for new LPAR builds
§ Perform level III problem diagnostics and resolution.
§ New product installations and customization.
§ Develop and communicate IT standards.
§ Document changes in the Mainframe Network
environment.
§ Provide training to Command Center personnel.
§ Implement changes to the production environment in
accordance with the Enterprise Computing Services rules regarding the change
process.
§ Support major infrastructure improvement initiatives
(project work).
§ Use performance reports/metrics to identify
improvement opportunities.
§ Research and assess new technology for potential
deployment.
§ Conduct change inspections; determine associated
risks and readiness for implementation.
Great American
Financial Resources, Cincinnati Ohio, 2005
Position: Consultant.
Responsibilities: Provide
consulting services for z/OS Communications Server. Host Integration Server, Connect:Direct.
§ Worked with clients LAN/WAN group to design
communications solution for transfer of HIPA compliant data from clients
trading partners.
§ Installed communications link to AT&T Global
network. (AGNS).
§ Installed and configured Microsoft Host Integration
Server 2004.
§ Installed and configured Sterling Commerce
Connect:Direct.
United States
Department of Agriculture, New Orleans Louisiana, 2005
Position: Consultant.
Responsibilities: Provide recommendations to USDA’s
National Finance Center in redesigning legacy Systems Network Architecture
(SNA) to incorporate Advanced Peer-to-Peer Networking (APPN) and take optimal
advantage of IBM’s evolving communications capabilities. Provide solutions that will provide
predictability in network modifications.
Customer has two z900s with 8 LPARS and two Parallel Sysplexes.
§ Identified current state of NFC SNA Network.
§ Identified and reprioritized SNA components requiring
transition, migration or deletion.
§ Installed APPN with one Interchange Node and two end
nodes.
§ Installed OSA/SF.
§ Determined customers LAN requirements in provide OSPF
capable routers to support the new VIPA addressing.
§ Installed Enterprise Extender to provide SNI
replacement.
§ Created recommendations for implementing security
with EE and APPN.
§ Created high-level transition plan for retiring SNA
resources (equipment, software licenses, maintenance agreements, service
contracts).
§ Created high-level project plan including estimated
costs and resource required for implementation of network redesign plan.
FileTek Inc.,
Rockville Maryland, 2005
Position: Consultant.
Responsibilities: Provide consulting services for z/OS
Communications Server. Retire 3x74
communications controller and replace with Enterprise Extender (HPR/IP)
solution.
§ Configured z/OS TCP/IP for VIPA addressing and
Enterprise Extender support.
§ Configured z/OS TCP/IP for OSPF area and routing.
§ Created and configured z/OS OMPROUTE daemon for OSPF
routing.
§ Created VTAM definitions (XCA and Switched Major Nodes)
to support MS Host Integration Server 2004.
§ Configured Microsoft Host Integration Server 2004 for
LU2 terminals and LU6.2 application traffic.
§ Decommissioned 3x74 controller.
Novant Health Care,
Presbyterian Hospital, Charlotte North Carolina, 2003 - 2004
Position: Consultant.
Responsibilities: Provide consulting services for z/OS
Communications Server. Participate
in a project to move customer from a single site, two- processor (9672-x27s)
and no disaster recovery to a two site, three-processor environment with GDPS
for disaster recovery. Finished
customer site comprised of three (3) z990 processors, (two in Fort Mill NC, and
one in Charlotte) seven LPARS and two Parallel Sysplexes. GDPS functions provided by host in
Charlotte. Migrate customer from
CA-Jobtrac to Tivoli System Automation for z/OS.
§ Migrated subarea network to APPN. Created One Interchange Node (ICN) and
two Migration Data Hosts (MDH).
§ Replaced Channel-to-Channel (CTC) connections with
Multipath Connections (MPC).
§ Established SNA over Coupling Facility for backup to
MPC connections.
§ Created TN3270 solution, incorporating
CL/Supersession to replace SNA gateways.
§ Migrated SNI links off 3745 Front-End processor to
OSA-E subarea solution.
§ Decommissioned 3745 Front-End Processor.
§ Migrated z/OS TCP/IP on from static environment to
OSPF.
§ Worked LAN support staff to design and implement an
OSPF area to support TCP/IP routing from mainframe.
§ Created and configured z/OS OMPROUTE daemon for OSPF
routing.
§ Implemented Dynamic VIPA solution in two separate
Parallel Sysplexes.
§ Installed IBM Tivoli System Automation for z/OS.
§ Assisted Novant systems staff in converting from
CA-Jobtrac to Tivoli System Automation for z/OS.
Harris Bank and
Trust, Chicago Illinois, 1997 - 2003
Position: Consultant.
Responsibilities: Provide
consulting services for z/OS Communications Server. Project management of specialized projects. Support member of Infrastructure
Support Group. Support disaster
recovery testing.
§ Migrated mainframe terminal access and host printing
from SNA gateway connections to TN3270E access and enterprise wide IP based
printing.
§ Installed IBM InfoPrint IP printing solution.
§ Converted 60 SNA based printers to InfoPrint IP
printing.
§ Migrated Token Ring attached resources to Cisco based
switching infrastructure.
§ Migrated mainframe IP traffic from Front-end
processors to OSA Express.
§ Designed and managed a new network solution for a
spin-off of Harris’s Corporate Trust division to a third party.
§ Migrated mainframe IP traffic from IBM 3172’s to
3745/900-frame.
§ Installed Cisco TCP/IP/IPX ISDN solution for remote
banks in Arizona.
§ Installed VPS over IP for Xerox printer replacement.
§ Upgrade system software to Y2K supported levels;
§ Installed NetView AON and coded operations monitoring
systems using S390/REXX execs, CLISTS and JCL.
§ Coded VTAM user exits in Assembler for security
issues, performance and systems initiation.
§ Maintained NCP for IBM 37xx controllers.
§ Installed VTAM Version 4.4; VPS 6.2.
§ Created various CLISTS/REXX Execs' for network
automation.
§ Created CICS 4.1 Year2k regions.
§ Installed TCP/IP MVS and 3172(s).
Chicago Mercantile
Exchange, Chicago Illinois. 1991 - 1997
Title:
Senior Data Communications Software Specialist.
Responsibilities:
Design, installation and maintenance of corporate wide area network. Provide technical support and
documentation for operations division.
§ Designed and implemented the replacement solution for
a point-to-point SNA backbone network with Frame-Relay and Cisco router
solution. I participated in
Frame-Relay vendor evaluation and selection. I was responsible for design and coordination of
implementation of both the Frame-Relay and Cisco router WAN network solutions.
§ Designed and implemented an APPN and APPC for the
LAN/WAN. Established corporate
standards for the computer systems used by our clearing members (Paine Webber,
Merrill Lynch etc.). Design and
implementation of migration paths of our currently installed SUBAREA WAN to a
combination of SUBAREA/APPN WAN.
Directing the efforts of both CME staff and clearing member's staff in
completing this task.
§ Developed Network automation and monitoring systems
using S390/REXX execs, CLISTS and JCL.
§ Coded VTAM user exits in Assembler for security
issues, performance and systems initiation.
§ Established corporate standards for 3270 terminal
emulation from token ring attached PC workstations running DOS, Windows and
OS/2. Established communication
links between network servers to IBM mainframe computers for the purpose of
software distributions and maintenance.
Installed and developed operating procedures for the use of IBM's
Netview Distribution Manager and DM/2 for both software and data distribution
from the host to the PCs.
§ Day to day technical support responsibilities for
SNA/SDLC and TCP/IP connected systems such as AS/400s, RS/6000s, Wang, DEC. and
Personal Computers. Support over
one hundred such systems for Remote Job Entry (RJE), 3270 Emulation, 5250
Emulation and IBM's MQM LU6.2 transaction processing systems. Also support the 3270 emulation for
corporate token ring attached workstations and direct connected terminals.
Dominick's
Finer Foods, Northlake Illinois, 1986 - 1991
Title:
Network Specialist.
§ Maintained NCP for IBM 37xx controllers.
§ Installed and maintained OLTP credit authorization
system
§ Installed and maintained Network switch system for
external tender verifications of Visa, MasterCard, and Discover.
§ Designed, Installed maintained IBM/SEARS Prodigy
Network Interface.
§ Converted remote dial lines from BSC/SNA to SDLC/SNA
leased lines.
Title:
Senior Programmer/Analysis.
§ Developed billing file consolidation system using
S390/REXX execs, CLISTs and JCL
§ Maintained credit card and check cashing card systems
with Cobol and Assembler.
§ Installed and maintained AS/400 and associated
applications.
Title:
Store Systems Programmer/Analysis
§ Installed customized and maintained IBM 4680 Point of
Sale Systems.
§ Designed installed and maintained software change
management.
§ Installed and maintained 3rd party Point of Sale
applications.
§ Personal management in the form of Team Leader Store
Systems.
Formal Training and Education:
College of Dupage, (Illinois).
A.A.S. Computer Science.
§ Redhat Linux – Essentials
§ PM – Essentials of IT Projects
§ PM -
Essentials of Cross-functional Project Management
§ Advanced Cisco Router Configuration.
§ Introduction to Cisco Router Configuration.
§ CISCO Routers Troubleshooting and Maintenance.
§ IBM VTAM/NCP Token-Ring Implementation and Tuning
§ IBM TCP/IP Networking Workshop
§ IBM AIX Version 4. Basics
§ IBM VTAM/APPN Implementation
§ IBM APPN Concepts, Architecture and Migration
§ IBM NETVIEW/DM - NETVIEW/DM2 Implementation.
§ IBM VTAM/NCP Implementation.
§ IBM VTAM/NCP Multi-System Networks Implementation.
§ IBM VTAM/NCP Multi-Systems SNI Implementation.
§ IBM CICS Basic Tailoring and Configuration
§ IBM CICS Product Planning
§ IBM CICS/ESA Security and RACF
§ IBM JES2 Facilities and Implementation.
§ IBM 4680 Planning and Installation;
§ IBM Cabling Systems.
§ Shared Financial Systems Training
§ STRATUS Systems Training
§ SRA Training; ATS Training; IBM Personalized Learning
Services.
§ Various IBM short courses and seminars related to
data processing and personal computer maintenance.