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devices:wndr3800_openwrt [2019/02/21 01:33] – Sean Rhonedevices:wndr3800_openwrt [2021/09/09 02:26] – Sean Rhone
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 +====== Information ======
 +
 +  * [[https://www.netgear.com/support/product/WNDR3800.aspx|NETGEAR WNDR3800]]
 +  * [[https://openwrt.org|OpenWrt]]
 +  * [[https://openwrt.org/toh/netgear/wndr3800|OpenWrt Device Page]]
 +  * [[https://openwrt.org/releases/snapshot|Snapshot]]
 +
 +====== Snapshot ======
 +
 +==== Links ====
 +
 +  * ''ath79''
 +
 +  * [[https://downloads.openwrt.org/snapshots/targets/ath79/generic/openwrt-ath79-generic-netgear_wndr3800-squashfs-factory.img|factory.bin]]
 +  * [[https://downloads.openwrt.org/snapshots/targets/ath79/generic/openwrt-ath79-generic-netgear_wndr3800-squashfs-sysupgrade.bin|sysupgrade.bin]]
 +
 +==== sysupgrade ====
 +
 +  * This downloads the latest ''sysupgrade.bin'' and installs it
 +
 +  ssh 'root'@'192.168.1.1'
 +
 +  rm -f '/tmp/sysupgrade.img' && sync && sysupgrade --force -n -v 'https://downloads.openwrt.org/snapshots/targets/ath79/generic/openwrt-ath79-generic-netgear_wndr3800-squashfs-sysupgrade.bin'
 +
 +  rm -Rf ~/'.ssh' && ping '192.168.1.1'
 +
 +===== Packages =====
 +
 +  * [[https://openwrt.org/docs/guide-user/luci/luci.essentials|LuCI]] ((snapshot images don't include LuCI, so it needs installed on **every** clean snapshot install))
 +
 +  ssh 'root'@'192.168.1.1'
 +
 +  sync && passwd
 +
 +  opkg update && opkg install luci && sync
 +
 +====== LuCI ======
 +
 +  * http://192.168.1.1
 +
 +  * :!: Configuration below assumes this is being used as a Wireless Access Point ((Dumb AP))
 +  * https://openwrt.org/docs/guide-user/network/wifi/dumbap
 +  * :!: Configuration below is TODO
 +
 +===== 1.1.1.1 DNS =====
 +
 +  * https://1.1.1.1/dns/
 +  * See [[notes:dns_servers|DNS servers]] for other DNS servers
 +
 +<code>2606:4700:4700::1111</code>
 +<code>2606:4700:4700::1001</code>
 +<code>1.1.1.1</code>
 +<code>1.0.0.1</code>
 +
 +===== Wireless =====
 +
 +==== 2.4GHz ====
 +
 +  * Country Code: US
 +  * Channel: 11
 +  * Width: 40 MHz
 +  * Encryption: WPA2-PSK CCMP AES
 +  * :!: 802.11w Management Frame Protection: Disabled
 +
 +<code>The Crossroads (2.4GHz)</code>
 +
 +==== 5GHz ====
 +
 +  * Country Code: US
 +  * :!: Channel: 153
 +  * Width: 80 MHz
 +  * Encryption: WPA2-PSK CCMP AES
 +  * :!: 802.11w Management Frame Protection: Disabled
 +
 +<code>Highgate (5GHz)</code>
 +
 +===== Firewall =====
 +
 +  * Forward ports ''80'' and ''443''
 +
 +====== Recovery ======
 +
 +===== TFTP =====
 +
 +==== Notes ====
 +
 +  * Can seemingly still use ''tftp'' even if you can't ping the router
 +
 +==== Image ====
 +
 +  * Pick one
 +  * :!: The stable image URL will need updated if there's a newer version available
 +
 +  wget -O ~/'f.img' 'https://downloads.openwrt.org/releases/19.07.6/targets/ath79/generic/openwrt-19.07.6-ath79-generic-netgear_wndr3800-squashfs-factory.img'
 +
 +  wget -O ~/'f.img' 'https://downloads.openwrt.org/snapshots/targets/ath79/generic/openwrt-ath79-generic-netgear_wndr3800-squashfs-factory.img'
 +
 +==== TFTP ====
 +
 +  sudo dnf install 'tftp' -y && sync
 +
 +  tftp
 +
 +  verbose
 +
 +  trace
 +
 +  rexmt 1
 +
 +  binary
 +
 +  connect 192.168.1.1
 +
 +  put f.img
 +
 +  sudo dnf remove 'tftp' -y && sync
 +
 +===== nmrpflash =====
 +
 +==== Images ====
 +
 +  * :!: If using an OpenWRT image, use the ''factory'' image
 +
 +  * [[https://downloads.openwrt.org/snapshots/targets/ath79/generic/openwrt-ath79-generic-netgear_wndr3800-squashfs-factory.img|OpenWRT Snapshot]]
 +  * [[https://downloads.openwrt.org/releases/19.07.6/targets/ath79/generic/openwrt-19.07.6-ath79-generic-netgear_wndr3800-squashfs-factory.img|OpenWRT 19.07.6]]
 +  * [[https://www.netgear.com/support/product/WNDR3800.aspx#download|NETGEAR Stock Firmware]]
 +
 +==== nmrpflash ====
 +
 +  * [[https://github.com/jclehner/nmrpflash|jclehner/nmrpflash GitHub]]
 +  * Reason for the ''libpcap'' command: https://github.com/jclehner/nmrpflash/issues/27
 +
 +  sudo ln -sv 'libpcap.so.1' '/usr/lib64/libpcap.so.0.8'
 +
 +  sudo ~/'Downloads/nmrpflash-0.9.15-linux/nmrpflash' -L
 +
 +  sudo ~/'Downloads/nmrpflash-0.9.15-linux/nmrpflash' -i 'enp5s0' -f ~/'Downloads/openwrt-ath79-generic-netgear_wndr3800-squashfs-factory.img'
 +
 +  sudo ~/'Downloads/nmrpflash-0.9.15-linux/nmrpflash' -i 'enp5s0' -f ~/'Downloads/openwrt-19.07.6-ath79-generic-netgear_wndr3800-squashfs-factory.img'
 +
 +  sudo ~/'Downloads/nmrpflash-0.9.15-linux/nmrpflash' -i 'enp5s0' -f ~/'Downloads/WNDR3800-V1.0.0.52/WNDR3800-V1.0.0.52.img'