For Wisconsin and the Michigan's Upper Peninsula:

Information on obtaining an IP address  -  This is a link to the IP Address Coordinator for Wisconsin or the Upper Peninsula of Michigan.

A Proposal for Amateur Radio IP Addressing Conventions -  for the Wisconsin and Upper Michigan Network



Rebuilding Net-44 - Rethinking Amateur Radio Networking - Microhams 2012 - K7VE (PDF)

Amprnet Net 44 Update - DCC 2012 Talk - K7VE (YouTube)

Amprnet Overview - and some history - KB9MWR

A Brief Look at Internet Networking Over Amateur Radio - WB6CYT (2011)

Diagram of Amprnet IP Routing and data flow. Distribution of routing and hostname information.

Packet Radio Networking Proposal - Brian Kantor proposes the TCP/IP network (1984)

Reusable IP Addresses in a Dynamic Network - N3CVL (1987)

IPv6 over the amateur radio - Naoto Shimazaki, 7L4FEP (1998)

Setting Up Subnets - VK1XWT (1996)

Setting up a Packet-Internet Gateway - VK1XWT (1994)

IP Encapsulation of AX.25 Frames - Request for comments, May 1991

44Net - AMPRNet working group mailing list - A good resource for gateway operators - The AMPR central DNS and core routers are maintained by Brian Kantor, WB6CYT - List of AMPRNet IP address coordinators - A Link to the official full list of all registered ampr hosts, updated daily in and domain.txt format


ampr-ripd.html - ampr-ripd and Amprnet Net-44 notes, my complete Debian Linux setup notes 

startampr - My full startup script as referenced/explained in the Debian Linux setup notes above.

ipipfilter-ampr-rip1.12.txt - How to only accept IPIP packets from addresses in the gateway list - PE1CHL

checkampr.txt - A tool for ampr IP coordinators- looks for expired callsigns in the host list - uses PHP.

ampr-ripd-1.5.tgz - Marius, YO2LOJ -  Routing daemon written in C similar to Hessu's rip44d including optional resending of RIPv2 broadcasts for router injection.

amprupdate - Reads AMPR encap format from stdin and updates the target Mikrotik router with new, removed, or changed routes from the encap. - KD7LXL (GitHub)

mikrotik.html - RouterOS natively only supports PtP only, not PtMP IPIP interfaces

How To Setup An Amprnet Gateway-On-Linux - quick start - DL/LX1DUC

Basic Paranoid Iptables Firewall For An Amprnet Gateway - DL/LX1DUC

ampr-with-nat - Method Of Connecting An Endpoint From A Low Grade Router Using NAT - N1URO 

Steps for a AMPRNet Gateway -  Documentation of a three interface gateway - AI4ZV

44net / HamNet 32-bit ASN Registry - 32-bit Autonomous System Numbers

HamWAN LAN Integration  - Shows the various routing techniques of how to tie into your home network.


Modern RF Network Resources:

High-Speed Multimedia Radio - The implementation of wireless data networks over amateur radio frequencies using commercial off-the-shelf (COTS) hardware (Wikipedia)

Broadband-Hamnet - BBHN - A self configuring ham HSMM-Mesh network.

Amateur Radio Emergency Data Network - - AREDN - A self configuring ham HSMM-Mesh firmware that supports non-Part 15 channels

Wireless Networking in the Developing World - Free E-book about designing, implementing, and maintaining low-cost wireless networks.

HamWAN - Modern Microwave Network For Ham Radio - AE7SJ/VE7AVR - 2013 DCC (YouTube)

Minneapolis Wi-Fi network aids rescuers - bridge collapse (YouTube)

bbhn-to-44net.txt - Waldek, SP2ONG explains how he changed his BBHN install to work on 44net.

1:1 NAT in Iptables - Possible solution for converting 10.X addresses used in BBHN to 44.X addresses

70 Centimeters

High Speed Wireless Networking on 420 MHz - W2LNX - 2012 DCC (YouTube)
Experimenting with High­Speed Wireless Networking in the 420 MHz Band - 2012 DCC Paper - W2LNX - (PDF)
70cm ATV History and case for modified future HSMM use  (Draft)

Authenticated Services 

OH7LZB AMPRNet OpenVPN Server - Provides a publicly routed 44net IP via OpenVPN to licensed amateurs.
Authenticating Amateur Radio Services on the Internet
Authenticated Amateur Radio Web Services  - OH7LZB - 2013 DCC (YouTube) - Authentication Demo Site - Apache configuration and PHP scripts (GitHub)
Using the ARRL Logbook of the World Certificate to Validate Yourself to Web Services as a Licensed Radio Amateur - K7BP (2015)

Amateur Radio in 2037 - Some forward thinking

Vint Cerf  Re-Thinking the Internet - Worth viewing for those into researching new protocols, mechanisms, etc (2011)


Archived Resources:

munge.txt - Original shell script to convert a KA9Q NOS format gateways route file (usually called 'encap.txt') into a Linux routing table format for the IP tunnel driver. - Enhanced Perl version by OH7LZB

iproute2_ampr_munge - WA7V's version of the shell script to process the gateways (encap.txt) file for updating an iproute2-based Linux AMPRNet gateway

ipip.munge - G0LGS' perl version (2007) 

convert.txt - Process encap.txt script for Mikrotik Routers by Hugh - G7UOD

convert-wrt.txt - Process encap.txt script for DD-WRT/Open WRT routers 

cisco.txt - Cisco IOS example - Jason, KY9J - converts encap.txt into a loadable config file for use on Cisco or Juniper routers - Antonio,  AH6BW

pfsense.html - IPIP with pfSense Firewalls

linuxampr.html - KE6I Linux ampr routing examples

ampr2.html - More KE6I Linux ampr - concerns outgoing packets

How To Set Up a New JNOS System - by Michael, N6MEF (2012)

How To Set Up an AMPRnet Gateway - by Michael, N6MEF (2012)

Replacing_JNOS_with_Linux.html - From Ohio Packet

ampr_extractor.txt - script is intended to extract sub-domain information from the file - by Simon, G0FNB, EA4ELS - Linux sendmail configuration for 

htaccess.txt - Example web password prompting via non 44 IP, else none

yacysearch.html - YaCy Decentralized Search System as a Distributed Search Engine - DD2MIC

resource.txt is now often called gateways.txt - This is the Internet/Amprnet Gateways Resource List not intended for public distribution, but available portal FTP access.

dgipip - AMPRNet dynamic IPIP encapsulation routing daemon by K2MF & VK2KTJ (1999). Clients each request their routing when they become active... similar to dhcp.

Depreciated / Historical Resources:

- Details on some antiquated practices that predate TCPIP/SMTP and Linux standards

Networking Without Wires- Radio Based TCP/IP - 1999 - N8UR (1.76 MB PDF)

NOSintro This extensive guide covers TCP/IP over packet radio as an introduction to the KA9Q network operating system (22 MB PDF)

BBS Hierarchical Addressing Protocol - Used to address mail and flood messages (1995) 

TAPR NOS-BBS list - A good resource if you run a BBS.




Links - AMateur Packet Radio Network (Wikipedia) - 3rd party consumer router firmware that will pass IPIP - Linux compatible with rip44d/ampr-ripd - IP Encapsulation within IP proposed standard - tutorial on the ip command, this will setup the tunnel and routes - tutorial on the iptables command, this configures the firewall - ntop is a network probe that shows network usage in a way similar to what top does for processes. In Web mode, it acts as a web server, creating a HTML dump of the network status.


OpenNHRP implements NBMA Next Hop Resolution Protocol (as defined in RFC 2332). It makes it possible to create dynamic multipoint VPN Linux router using NHRP, GRE and IPsec. It aims to be Cisco Dynamic Multipoint VPN (DMVPN) compatible.

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