File Transfer Protocols BOF

1
File Transfer Protocols BOF

• Makeup of attendees on Tue 6/8
• 4 University
• 2 GSFC
• 1 JPL
• 3 Industry/Contractors
• Most of them were here "to learn"

2
File Transfer Protocols BOF

• Major division into TCP-based protocols and
  UDP-based protocols
• Univ. folks mostly using TCP-based
• Some using simulators that have no UDP FT
  protocols
• CFDP 'C' library will soon become available,
  suitable for porting to simulators

3
File Transfer Protocols BOF

• Majority of discussions were about UDP protocols
• Three considered CFDP, MDP, NORM
• NORM dismissed because still in development
• Remainder of discussions about various pros,
  cons, and features of MDP and CFDP

4
File Transfer Protocols BOF

• Misc. other discussions
• Some systems still don't have a file system
• Coding trade-offs mentioned, but not much being
  done with this yet
• Mention (unconfirmed) that the DTN is working on
  their own file transfer protocol

5
File Transfer Protocols BOF

• Wednseday 6/9/2004
• Different group of people
• 4 University
• 2 GSFC
• 5 Industry/Contractors
• Discussion centered on TCP based protocols

6
File Transfer Protocols BOF

• One attendee has an embedded handheld application
  that depends on Web-based semantics to deliver
  content. Interest is in TCP accelerators and
  performance enhancing proxies
• Mentioned the possibility of using a Java applet
  to "bootstrap" a UDP based transfer mechanism

7
File Transfer Protocols BOF

• Unanswered question What does Blackberry use to
  deliver their content?
• Misc. other discussions
• Telemetry stream capture and conversion into
  files
• Which OSs were being used

8
File Transfer Protocols BOF

• OS List
• VxWorks
• RTEMS
• WinCE
• VRTX
• freeBSD
• SCOS
• RT-Linux
• Some interest in LynxOS, but no one using it