TP-Link TL-MR3420
MR3420 is a low cost b/g/n wireless router with USB 2.0, capable of running OpenWRT. Make sure the router version is v1.1 or v1.2. MR3220 is a even lower cost 150n wireless router. The cheapest price you can get on lelong.com is RM75.00. You can buy here http://www.lelong.com.my/tplink-tl-mr3420-3g-3-75g-4g-broadband-n-wireless-wi-fi-router-84693565-2011-06-Sale-P.htm
Installation
This section details what is required to install and upgrade OpenWrt. First we link to software that you should download before you start reading the instructions on how to install.
Download a Install Image from this openwrt firmware here
https://downloads.openwrt.org/attitude_adjustment/12.09/ar71xx/generic/openwrt-ar71xx-generic-tl-mr3420-v1-squashfs-factory.bin
Then navigate to - Firmware Upgrade and select the above file
- Do NOT turn off the power during upgrade
- Wait about 120 seconds to start up, see SYS LED activity.
Used Putty to change the password, select telnet then Type: passwd
Once password has been setup Telnet is no longer available, use SSH instead to connect
Goto webexplorer http://192.168.1.1/cgi-bin/webif/info.sh to navigate from webif
go to System and select Packages then press Update Packages List.
Select serial driver and install it.
or you can use putty to configure it
Putty SSH to Install Serial Drivers
In this step, we are going to install the necessary serial port utilities and drivers. As the space is limited in the box, do not blindly install all usb-serial drivers.
- If needed, ssh login to the box
- type “opkg update”, to update the database of opkg app.
- type “opkg install usbutils”, for serial utilities
- for Prolific 2302 based USB-serial cable, type “opkg install kmod-usb-serial-pl2303″
- type “dmesg” to confirm that the driver found the USB-Serial adapter, as shown installed as “ttyUSB0″
Install and Setup APRX Software 2.03 test
- type “opkg install aprx” by default is aprx ver 2.03
- edit /etc/aprx.conf
- If you need install aprx ver 2.3 then type opkg install http://www.kissoz.dk/aprx/bin/ar71xx/packages/aprx_2.05_r485-1_ar71xx.ipk
- If your version is 2.0, you can update latest version with the above command. Please make a backup aprx.conf b4 perform update.
- For version 2.00_r421-1 download here http://downloads.openwrt.org/backfire/10.03.1-rc6/ar71xx/packages/aprx_2.00_r421-1_ar71xx.ipk
- Once complete edit the file vi /etc/aprx.conf
Sample aprx.conf file
mycall 9W2ALS-5
server rotate.aprs.net 14580
filter p/9M/9W
pidfile /var/run/aprx.pid
rflog /var/log/aprx/aprx-rf.log
aprxlog /var/log/aprx/aprx.log
serial-device /dev/ttyUSB0 9600 8n1 KISS
tx-ok true
beacon symbol "I#" lat "0133.33N" lon "10345.80E" \
comment "Johor Bahru, Malaysia (IS)"
beacon to $mycall symbol "/#" lat "0133.33N" lon "10345.72E" comment "Fill-in/Igate Tp-Link Router MR3420"
transmitter $mycall
source APRSIS
relay-type 3rd-party
via-path WIDE1-1
viscous-delay 5
Start APRX and Check
- /etc/init.d/aprx start
- Use your web browser aprs.fi to check and read the last line, see that your callsign is there
Setting up Automatic Start
- Edit the file /etc/rc.local, and add the following line
/etc/init.d/aprx start
Setting up Manual Start and monitor activity
aprx -d -f /etc/aprx.conf
Setting up X-wrt web if on openwrt
edit opkg.conf
#src/gz packages http://downloads.openwrt.org/backfire/10.03.1-rc6/ar71xx/package
opkg -recursive remove luci
opkg -recursive remove luci-core
Opkg update
Opkg install webif
/ Etc / init.d / uhttpd enable
/ Etc / init.d / start uhttpd
lepas siap install web if edit balik dan buang baris yg baru masukkan tu
Linux Command
ifconfig usb0 - see an IP address assigned
dmesg |grep usb
lsusb -v
uci -P/var/state show wireless for show wireless setup
uci -P/var/state show network for show network setup
cat /etc/config/wireless
cat /etc/config/network
cat /proc/cpuinfo - cpu info
cat /proc/bus/usb/devices
cat /proc/diskstats
cat /proc/interrupts
cat /proc/meminfo
cat /proc/mtd
cat /proc/version
uname -a
