Differences

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--- devices:wndr3800_openwrt [2019/06/28 07:59] – Sean Rhone
+++ devices:wndr3800_openwrt [2021/02/06 05:40] – Sean Rhone
@@ Line 2: / Line 2: @@
   * NETGEAR WNDR3800 ((https://www.netgear.com/support/product/WNDR3800.aspx))
-  * OpenWrt ((https://openwrt.org))
+  * OpenWrt ((https://openwrt.org)) ((https://openwrt.org/toh/netgear/wndr3800))
-  * Uses ''ath79'' instead of the ''ar71xx'' target ((apparently ''ar71xx'' is to be deprecated in the future))
-====== Flash ======
+====== Notes ======
-===== DNS =====
+  * :!: Software flow offloading on OpenWRT consistently cause [[https://speedof.me/|SpeedOf.Me]] to stop mid-test as of 2021/02/06
-  * https://blog.uncensoreddns.org/
+====== Snapshot ======
-===== Date Check =====
+==== sysupgrade ====
-  * https://downloads.openwrt.org/snapshots/targets/ath79/generic/
+  * This downloads the latest ''sysupgrade.bin'' directly and installs it
-===== SSH =====
+  ssh 'root'@'192.168.1.1'
-===== Upgrade =====
+  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'
-  * From OpenWRT to an updated snapshot of OpenWRT
+  ping '192.168.1.1'
-==== Download ====
+  ls ~/'Documents/'*'-ssh-keys.tar.gz' && rm -Rf ~/'.ssh' && tar -xvzf ~/'Documents/'*'-ssh-keys.tar.gz' -C ~ '.ssh' && sync
-****
+==== LuCI ====
-  rm -f '/tmp/openwrt-snapshot-ath79-wndr3800-sysupgrade.bin' && wget -O '/tmp/openwrt-snapshot-ath79-wndr3800-sysupgrade.bin' 'https://downloads.openwrt.org/snapshots/targets/ath79/generic/openwrt-ath79-generic-netgear_wndr3800-squashfs-sysupgrade.bin'
+  * https://openwrt.org/docs/guide-user/luci/luci.essentials
+  * :!: Snapshot images don't include LuCI, so it needs installed on **every** clean snapshot install
-==== Update ====
+  ssh 'root'@'192.168.1.1'
-  * :!: This will flash instantly, without confirmation or verification, erase all settings, and reboot
+  opkg update && opkg install 'luci'
-  * :!: Remove ''-n'' to save config between flashes
-  sysupgrade -n --force -v '/tmp/openwrt-snapshot-ath79-wndr3800-sysupgrade.bin'
+=== URL ===
-===== Factory =====
+  * http://192.168.1.1
-  * From LibreCMC or another variant to OpenWRT
+====== Stable ======
-==== Download ====
+===== Version Check =====
-****
+  * Latest known version: ''19.07.1''
-  rm -f '/tmp/openwrt-snapshot-ath79-wndr3800-factory.bin' && wget -O '/tmp/openwrt-snapshot-ath79-wndr3800-factory.bin' 'https://downloads.openwrt.org/snapshots/targets/ath79/generic/openwrt-ath79-generic-netgear_wndr3800-squashfs-factory.img'
+  * https://downloads.openwrt.org/releases/
-==== Update ====
+===== Download =====
-  * :!: This will flash instantly, without confirmation or verification, erase all settings, and reboot
+  * ''19.07.1''
+  * ''ath79''
-  sysupgrade -n --force -v '/tmp/openwrt-snapshot-ath79-wndr3800-factory.bin'
+  ssh 'root'@'192.168.1.1'
-====== LuCI Web Interface ======
+  rm -f '/tmp/openwrt-stable-ath79-wndr3800-sysupgrade.bin' && wget -O '/tmp/openwrt-stable-ath79-wndr3800-sysupgrade.bin' 'https://downloads.openwrt.org/releases/19.07.1/targets/ath79/generic/openwrt-19.07.1-ath79-generic-netgear_wndr3800-squashfs-sysupgrade.bin'
-===== Information =====
+===== Install =====
-  * https://openwrt.org/docs/guide-user/luci/luci.essentials
+  * ''-n'' doesn't save old config
-  * :!: Snapshot images don't include LuCI, and need it to be installed after installation
+  * ''--force'' forces the flash
+  * ''-v'' more verbose
-===== Install =====
+  ssh 'root'@'192.168.1.1'
-==== SSH ====
+  sysupgrade --force -n -v '/tmp/openwrt-stable-ath79-wndr3800-sysupgrade.bin'
-****
+===== Configure =====
+  * https://192.168.1.1
+==== DNS ====
+  * https://my.nextdns.io
+==== Blocks ====
+  * http://192.168.1.1/cgi-bin/luci/admin/network/firewall/rules
+  * Network -> Firewall -> Traffic Rules
+=== Google DNS ===
+  * Some devices hard-code Google DNS, and this bypasses NextDNS and the blocklists set there
+  * So the solution to this is to block any requests to Google DNS
+  * Name: Google DNS
+  * Protocol: Any
+  * Source zone: lan
+  * Source address: -- Add IP -- (leave at default)
+  * Destination zone: wan wan6
+  * Action: reject
+  * Destination address
+.8.8.8
+.8.4.4
+:4860:4860::8888
+:4860:4860::8844
+====== Snapshot ======
+===== Date Check =====
+  * https://downloads.openwrt.org/snapshots/targets/ath79/generic/
+===== Download =====
+  * ''ath79''
+  rm -f '/tmp/openwrt-snapshot-ath79-wndr3800-sysupgrade.bin' && wget -O '/tmp/openwrt-snapshot-ath79-wndr3800-sysupgrade.bin' 'https://downloads.openwrt.org/snapshots/targets/ath79/generic/openwrt-ath79-generic-netgear_wndr3800-squashfs-sysupgrade.bin'
+==== non-HTTPS ====
+  * ''ath79''
+  * May be necessary if ''wget'' complains about lack-of SSL support
+  rm -f '/tmp/openwrt-snapshot-ath79-wndr3800-sysupgrade.bin' && wget -O '/tmp/openwrt-snapshot-ath79-wndr3800-sysupgrade.bin' 'http://downloads.openwrt.org/snapshots/targets/ath79/generic/openwrt-ath79-generic-netgear_wndr3800-squashfs-sysupgrade.bin'
+===== Install =====
+  * ''-n'' doesn't save old config
+  * ''--force'' forces the flash
+  * ''-v'' more verbose
   ssh 'root'@'192.168.1.1'
-==== Install ====
+  sysupgrade --force -n -v '/tmp/openwrt-snapshot-ath79-wndr3800-sysupgrade.bin'
-****
+===== LuCI =====
-  opkg update && opkg install 'luci-ssl-openssl' && ls '/etc/config/luci-opkg' && rm '/etc/config/luci' && mv '/etc/config/luci-opkg' '/etc/config/luci' && sync
+  * https://openwrt.org/docs/guide-user/luci/luci.essentials
+  * :!: Snapshot images don't include LuCI, and need it to be installed seemingly after every snapshot install/update
-  opkg update && opkg install 'luci' && opkg install 'luci-ssl-openssl'
+  ssh 'root'@'192.168.1.1'
-==== URL ====
+  opkg update && opkg install 'luci' && opkg install 'luci-ssl-nginx'
+===== Configure =====
   * https://192.168.1.1
+  * https://blog.uncensoreddns.org/
+====== 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'