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devices:netgear_wndr3800_openwrt

Information

Snapshot

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

ssh 'root'@'192.168.1.1'
sync && passwd
opkg update && opkg install luci && sync

Wireless AP Mode

Network

  • Sets router IP to 192.168.1.3
  • Sets router Gateway and DNS to 192.168.1.1
  • Disables DHCPv6
uci set network.lan.ipaddr=192.168.1.3 && uci set network.lan.gateway=192.168.1.1 && uci set network.lan.dns=192.168.1.1 && uci set dhcp.lan.dhcpv6=disabled && uci set dhcp.lan.ra=disabled && uci commit && service network restart && sync

Services

  • Disables dnsmasq, firewall, and odhcpd services
/etc/init.d/dnsmasq disable && /etc/init.d/dnsmasq stop && /etc/init.d/firewall disable && /etc/init.d/firewall stop && /etc/init.d/odhcpd disable && /etc/init.d/odhcpd stop && /etc/init.d/network reload && sync

LuCI

1.1.1.1 DNS

2606:4700:4700::1111
2606:4700:4700::1001
1.1.1.1
1.0.0.1

Wireless

2.4GHz

  • Country Code: US
  • Channel: 1
  • Width: 40 MHz
  • Encryption: WPA2-PSK CCMP AES
The Bridge Encampment (2.4GHz)

5GHz

  • Country Code: US
  • :!: Channel: 36
  • Width: 40 MHz
  • Encryption: WPA2-PSK CCMP AES
Overseer's Tower (5GHz)

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

nmrpflash

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'
1)
snapshot images don't include LuCI, so it needs installed on every clean snapshot install
devices/netgear_wndr3800_openwrt.txt · Last modified: 2021/09/09 04:19 by Sean Rhone