This is intended to be a comprehensive list of HSMM or "hinternet" nodes worldwide.

• The minimum criteria for a system being a node on this list is as follows:

1. Operate at a speed of greater than 56kbit/s
2. Accommodate IPv4, IPv6 or both
3. Accept connections and/or be used as a digipeater
4. Operational within an authorized Amateur radio or MARS band
5. Continuously powered on and accepting connections or digipeating, excluding power outages and maintenance downtime

This list is incomplete; you can help by adding missing items. (August 2008)

• 802.11
• AX.25
• D-Star
• HSMM
• Packet radio