OpenWrt di TL-MR3020
Spesifikasi
- Arsitektur MIPS
- Atheros AR9330 rev 1
- CPU Atheros AR7240@400MHz
- RAM 32 MiB
- Flash 4 MiB
- Wi-Fi 802.11 b/g/n 150Mbps
- Porta Fast Ethernet 100 Mbps, 1 buah
- Porta USB 2.0, 1 buah
Kebutuhan
- Komputer/laptop dengan sistem GNU/Linux
- TP-Link TL-MR3020
- Kabel UTP Cat5/6 dengan RJ45 terpasang (sudah disediakan di dalam paket)
- Kabel daya mini-USB (sudah disediakan di dalam paket)
Persiapan
- Sakelar di MR3020 kebetulan diset ke 3G
- Colok kabel daya ke porta mini-USB di MR3020, dan ujung lainnya ke porta USB komputer/laptop
- Colok kabel UTP melalui RJ45-nya ke porta Ethernet di MR3020, dan ujung lainnya ke porta Ethernet di komputer/laptop
- Jalankan perintah
dhclient eth0
Pemasangan
- Buka panel kendali di peramban dengan mengunjungi http://192.168.0.254/, pengguna admin, dan kata sandi admin
- Pilih System Settings - Firmware Upgrade.
Firmware Version: 3.12.11 Build 111128 Rel.34725n Hardware Version: MR3020 v1 00000000
- Kemudian pilih berkas
firmwareOpenWrt yang sudah diunduh dengan tombol Telusuri - Tekan tombol Upgrade dan selesai. Sila pulang :D
Paket-Paket
- Konfigurasi repo opkg.
vim /etc/opkg.conf
- Mutakhirkan indeks paket.
opkg update
- Pasang paket.
opkg install wget-nossl terminfo libncurses screen
Mengembalikan ke Firmware Bawaan
- Download the factory original firmware from the official site.
$ wget -c http://www.tp-link.com/resources/software/TL-WR743ND_V2_131129.zip
- Save the hash of the archive.
$ sha1sum TL-WR743ND_V2_131129.zip > TL-WR743ND_V2_131129.zip.sha1
- Unzip the archive.
$ unzip TL-WR743ND_V2_131129.zip Archive: TL-WR743ND_V2_131129.zip inflating: wr743ndv2_en_3_17_0_up_boot(131129).bin inflating: How to upgrade TP-LINK Wireless N Router.pdf
- Copy *.bin to the machine which we want to flash with scp.
scp *.bin root@192.192.168.1.1:
- Login to the machine with SSH.
$ ssh root@192.168.1.1 root@192.168.1.1's password:
# ls wr743ndv2_en_3_17_0_up_boot(131129).bin
# df -h Filesystem Size Used Available Use% Mounted on rootfs 640.0K 600.0K 40.0K 94% / /dev/root 2.3M 2.3M 0 100% /rom tmpfs 14.0M 536.0K 13.5M 4% /tmp /dev/mtdblock3 640.0K 600.0K 40.0K 94% /overlay overlayfs:/overlay 640.0K 600.0K 40.0K 94% / tmpfs 512.0K 0 512.0K 0% /dev
- Try to flash the firmware with mtd.
# mtd -r write wr743ndv2_en_3_17_0_up_boot\(131129\).bin firmware
Unlocking firmware ... Writing from wr743ndv2_en_3_17_0_up_boot(131129).bin to firmware ... [e]Failed to erase block
- If it is failed, then use dd command first to skip the first 257 512-byte block.
# mv wr743ndv2_en_3_17_0_up_boot\(131129\).bin orig.bin
# dd if=orig.bin of=tplink.bin skip=257 bs=512
7680+0 records in 7680+0 records out
- Run to reflash the firmware again.
# mtd -r write tplink.bin firmware
Unlocking firmware ... Writing from tplink.bin to firmware ... Rebooting ... Connection to 192.168.1.1 closed by remote host. Connection to 192.168.1.1 closed.