AFFILIATIONS

Senior Research Staff, Network Research Group, in CSM Oak Ridge National Lab

Adjunct Associate Professor Computer Science, (my UT home page)

retired 5/31/05

RESEARCH INTERESTS

• Performance measurement
• Networks
• Parallel computing
• Security

ONGOING RESEARCH

• DOE's UltraScience Net '04
• ORNL's Evaluation of Early Systems
  • Cray XT3 evaluation results '05
  • Cray XD1 evaluation results '04
  • Cray X1 evaluation results '03-'04
  • SGI Altix evaluation results '03-'04
  • IBM power4 p690 evaluation '02, federation tests '03-'04
  • AMD Opteron evaluation 2/04 and 5/03
  • ORNL's Performance Evaluation Zone info on performance/evaluation studies
• UT grad student advising

RECENT RESEARCH

• net100 -- network-aware operating systems
  • the WAD, a TCP tuning daemon
  • optimizing bulk transfers in high delay/bandwidth nets
  • atou TCP over UDP test harness
  • Web100 experiments and Java applet ORNL and UT bandwidth testers
  • auto-tuning and parallel streams
  • relevant links and tools
  • ORNL's network research group
• IBM power3 benchmark results in evaluation of Compaq alpha clusters SC '01
• Sun Sparc III '00
• network flow characterization for intrusion detection '00
• backtracking spoofed packets '00
• Internet steganography '99
• sniffer baiting '99
• evaluation of SRC parallel computer (installation photo op 4/27/99)
• ATM testing with GPS, synchronized data collection and other network performance issues
• cable modem testing and a java Web100 bandwidth tester '02
• secure PVM, ('98) crypto API's, and intrusion detection (also see security links)
• IPv6/ISAKMP/GKMP testing (see Virtual Private Networks (VPN) and group key management) ('96)
• Paragon ATM/OC12 evaluation (see electronic journal ) '97
• Evaluation of early systems '92

WAYS TO CONTACT Holler!!

Email: gmail thdunigan

http://www.cs.utk.edu/~dunigan/

Tom's public PGP key Tom Dunigan keyID 826A027D

Fingerprint for Tom's PGP key: 77 ED A5 60 18 36 90 32 F6 EB 71 A8 6D FD 98 55

OUTSIDE INTERESTS

Greenways Oak Ridge

East Tennessee Mountain Biking

Tennessee landforms waterfalls, peaks, arches, maps, GPS data

Great Smoky Mountains landforms falls, peaks, backcountry campsites TN/NC, GPS waypoints

Smoky Mountain hiking trails map and trail locator

Big South Fork landforms falls, arches KY/TN, GPS waypoints

Pellissippi Blueway proposed Clinch River canoe/seakayak trail

Friends of Haw Ridge Park and the Haw Ridge geocaches

Appalachian Trail shelter wayponits

more info at East Tennessee Outdoors

EDUCATION

BS, Physics/Math, Duke University

MS, PhD, Computer Science, University of North Carolina