Openwrt

a os for my routers

LINKSYS EA6500v2

  • official firmware beyond 1.1.40.166281 check signing and rollback is only 1 version
    • rollback via tftp
      • disable network manager
      • set 192.168.1.2 for tftp server and client of 192.168.1.1
        • ip addr add 192.168.1.2/24 dev enp0s25
        • arp -s 192.168.1.1 MA:CA:DD:RR:ES:SS
      • flash older firmware then flash openwrt via web interface
      • tftp.exe from linksys needs winetricks mfc42 with wine 7.7
        • need linksys tftp client as they use a nonstandard password
          • router does not allow empty password
      • flashes the 'rollback' firmware

TP-LINK Archer AC 1750 v2

  • region coded firmware (us version)

Linksys 6500RE

  • default bootloader password 1234567890
  • set tftp server ip to 192.168.1.100
  • disable dnsmasq dns and set tftp-root
  • disable firewall for tftp
  • failed to boot 23.05.0
    • used 23.03.1 (roll forward?)

Wireless Repeater

  • https://openwrt.org/docs/guide-user/network/wifi/relay_configuration
  • disable dhcp interface on lan and ipv6 ra-service/dhcp-v6 service
  • One radio connected as client
    • lan firewall rules and wwan default
  • set the lan default gateway to that of the client
  • One radio access point
  • install luci-proto-relay after updating package list then reboot
  • add bridge interface between the two networks

asu

  • builds update image from server with packages and saves config when updating
  • luci-app-attendedsysupgrade offers a simple tool under System (Attended Sysupgrade)

travelmate

  • install package and configure for AP and client