Openwrt

Small linux for routers

Router

http://wiki.openwrt.org/inbox/tp-link.tl-wr1043nd

Write firmware

mtd write /tmp/openwrt-brcm47xx-squashfs.trx linux
reboot

mtd -e firmware write /tmp/openwrt-ar71xx-tl-wr1043ndv1-squashfs-universal.bin firmware
reboot

Which version of openwrt is installed.

cat /etc/banner

read /var/log/messages

logread

packages

update package list

opkg update 

install openvpn

opkg install http://downloads.openwrt.org/kamikaze/8.09.2/brcm-2.4/packages/zlib_1.2.3-5_mipsel.ipk
opkg install http://downloads.openwrt.org/kamikaze/8.09.2/brcm-2.4/packages/libopenssl_0.9.8i-3.2_mipsel.ipk
opkg install http://downloads.openwrt.org/kamikaze/8.09.2/brcm-2.4/packages/liblzo_2.03-1_mipsel.ipk
opkg install http://downloads.openwrt.org/kamikaze/8.09.2/brcm-2.4/packages/openvpn_2.0.9-5.1_mipsel.ipk

mount jffs2

mount -t jffs2 /dev/mtdblock3 /jffs/

list wireless

iw phy

serial cable

http://www.nslu2-linux.org/wiki/HowTo/AddASerialPort
http://wiki.openwrt.org/oldwiki/openwrtdocs/customizing/hardware/serial_console
http://wiki.openwrt.org/inbox/tp-link.tl-wr1043nd#oem.installation.using.the.tftp.and.rs232.method
http://jethomson.wordpress.com/2010/02/21/diy-usb-to-serial-cable-for-3usd/

openwrt

http://eko.one.pl/openwrt/
http://openwrt.groov.pl

recover tp-link wr1043nd

you can use any hexeditor to delete the first 0x20200 byte, it will start with 01 00 00 00 54 50 after delete

115200 8n1

Add serial cable

tpl 

• when it show autobooting, it will let you get into U-boot.
• you can set the router ip address by

setenv ipaddr 192.168.1.1

• tftpd server address by

serverip 192.168.1.100