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Delay-Tolerant Networking suitable for spacecraft and ground
11/21/2025
* Official distribution sites for ION and ION-core have moved to GitHub:
https://github.com/nasa-jpl/ION-DTN
https://github.com/nasa-jpl/ion-core
* ION documentation:
https://ion-dtn.readthedocs.io/
Download link for new releases (after ION 4.1.2) is posted below. Please report all issues to GitHub. Submissions to this site will not be monitored.
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ION development is managed by the Jet Propulsion Lab.
The Interplanetary Overlay...
A MAC address based user authentication system for campus-wide network
This system restricts the network users and records usage log of the users. It is applicable to the campus wide network and is compatible to almost all network terminals.
MAIN DEVELOPMENT SITE IS MOVED FROM here TO "https://osdn.jp/projects/opengatem/"