#!/bin/sh
# /etc/rc.d/rc.tnc
# This shell script will initialise AX25 ports using mkiss.
# Linux kernel is 2.2.26
# Two KPC9612 dual ports TNCs are connected to serial devices
# ttyS0 and ttyS1
# TNCs serial speeds are configured at 38400 bauds
# before putting them in KISS mode.
# 73 de Bernard, F6BVP
#
echo "Installing KISS on ports 0-1"
#
# 0, 1, 2, 3 are the ports names defined in the first columns of /etc/ax25/axports
# f6bvp.ampr.org address is 44.151.75.15
#
# serial PORT ttyS1 connected to dual port KPC9612 TNC#2 (ttyS1 speed is 38400 bauds)
/usr/local/sbin/mkiss -s 38400 -l /dev/ttyS1 /dev/ptyp3 /dev/ptyp4
# radio PORT#1 KPC9612 #2 = 1200 bauds ---> ax0 = 0
/usr/local/sbin/kissattach /dev/ttyp3 0 44.151.75.15
# radio PORT#2 KPC9612 #2 = 9600 bauds ---> ax1 = 1
/usr/local/sbin/kissattach /dev/ttyp4 1 44.151.75.15
#
echo "Installing KISS on ports 2-3"

# serial PORT ttyS0 connected to dual port KPC9612 TNC#1 (ttyS0 speed is 38400 bauds)
/usr/local/sbin/mkiss -s 38400 -l /dev/ttyS0 /dev/ptyp1 /dev/ptyp2
# radio PORT #1 KPC9612 #1 = 1200 ---> ax2 = 2
/usr/local/sbin/kissattach /dev/ttyp1 2 44.151.75.15
# radio PORT #2 KPC9612 #1 = 9600 ---> ax3 = 3
/usr/local/sbin/kissattach /dev/ttyp2 3 44.151.75.15
#
# installin NET/ROM
#/usr/local/sbin/nrattach -i 44.151.75.15 -m 256 netrom
#/usr/local/sbin/nrattach -i 44.151.75.15 -m 256 netnod
# declaration for adjacent NET/ROM nodes via port 1=ax1, 3=ax3
#/usr/local/sbin/nrparms -nodes f5kck-13 + LNXKCK 120 6 1 f5kck-13
#/usr/local/sbin/nrparms -nodes f6kds-9  + LNXKDS 120 6 3 f6kds-9
# Broadcast NET/ROM
#/usr/local/sbin/netromd -lid
# remove NET/ROM default routes
#/sbin/route del -net 44.0.0.0/8 nr0
#/sbin/route del -net 44.0.0.0/8 nr1
#/sbin/route del -net 44.0.0.0 netmask 255.255.255.255 eth0
#
# With Linux kernel 2.2 and after, times are in 1/1000 of seconds
sleep 2 
# TNC #2 timers
# TNC radio port #1 speed is 1200 bauds
echo "TNC#2 port#1 timers adjustment via ax0"
# T1 FRACK time wait before retransmitting a non ACKed frame
echo   3000 > /proc/sys/net/ax25/ax0/t1_timeout
# T2 RESPTIME minimal time before a new frame ACK
echo   500 > /proc/sys/net/ax25/ax0/t2_timeout
# T3 CHECK wait time before testing if link is OK
echo 40000 > /proc/sys/net/ax25/ax0/t3_timeout
# self explain
echo 250 > /proc/sys/net/ax25/ax0/maximum_packet_length
#
# TNC radio port #2 speed is 9600 bauds
echo "TNC#2 port#2 timers adjustment via ax1"
# T1 FRACK time wait before retransmitting a non ACKed frame
echo  3000 > /proc/sys/net/ax25/ax1/t1_timeout
# T2 RESPTIME minimal time before a new frame ACK
echo  2500 > /proc/sys/net/ax25/ax1/t2_timeout
# T3 CHECK wait time before testing if link is OK
echo 40000 > /proc/sys/net/ax25/ax1/t3_timeout
#
echo 250 > /proc/sys/net/ax25/ax1/maximum_packet_length
#
# TNC#1 timers
# TNC radio port #1 speed is 1200 bauds
echo "TNC#1 port#1 timers adjustement via ax2"
# T1 FRACK time wait before retransmitting a non ACKed frame
echo   3000 > /proc/sys/net/ax25/ax2/t1_timeout
# T2 RESPTIME minimal time before a new frame ACK
echo    500 > /proc/sys/net/ax25/ax2/t2_timeout
# T3 CHECK wait time before testing if link is OK
echo 40000 > /proc/sys/net/ax25/ax2/t3_timeout
#
echo 250 > /proc/sys/net/ax25/ax2/maximum_packet_length
#
# TNC radio port #2 speed is 9600 bauds
echo "TNC#1 port#2 timers adjustment via ax3"
# T1 FRACK time wait before retransmitting a non ACKed frame
echo  3000 > /proc/sys/net/ax25/ax3/t1_timeout
# T2 RESPTIME minimal time before a new frame ACK
echo  2500 > /proc/sys/net/ax25/ax3/t2_timeout
# T3 CHECK wait time before testing if link is OK
echo 40000 > /proc/sys/net/ax25/ax3/t3_timeout
#
echo 250 > /proc/sys/net/ax25/ax3/maximum_packet_length
#