• https://wiki.dd-wrt.com/wiki/index.php/Netgear_R6260
• https://download1.dd-wrt.com/dd-wrtv2/downloads/betas/latest/netgear-r6260/

• Command Shell → Commands (top box) → [Run Commands] (bottom green button) ¹⁾
• Date check

• http://192.168.1.1/Diagnostics.asp

wget -O '/tmp/firmware.bin' 'http://download1.dd-wrt.com/dd-wrtv2/downloads/betas/latest/netgear-r6260/r6260-webflash.bin'

ping '192.168.1.1'

ping -t "192.168.1.1"

• 2025/10/04: VLC seemingly prefers a 60s+ buffer ²⁾

• http://192.168.1.1/Management.asp

• TCP Congestion Control: highspeed
• Maximum Connections: 1048576
• TCP Timeout: 60 seconds
• UDP Timeout: 60 seconds

• TCP Congestion Control: westwood
• Maximum Connections: 32768
• TCP Timeout: 3600 seconds
• UDP Timeout: 120 seconds

• http://192.168.1.1/Alive.asp

• Schedule Reboot → [x] Enable Schedule → [x] At a Set Time: 02:45 Everyday

• factory-to-ddwrt.img

• 2025/10/25: FreeBSD nmrpflash can't be used to initial-flash DD-WRT ³⁾

• https://npcap.com/#download
• Last tested: npcap-1.83.exe

• [x] Install Npcap in WinPcap API-compatible Mode

• https://github.com/jclehner/nmrpflash/releases
• Last tested: nmrpflash-0.9.25-win32.zip

• https://download1.dd-wrt.com/dd-wrtv2/downloads/betas/latest/netgear-r6260/

"%UserProfile%\Downloads\nmrpflash-0.9.25-win32\nmrpflash.exe" -L

"%UserProfile%\Downloads\nmrpflash-0.9.25-win32\nmrpflash.exe" -f "%UserProfile%\Downloads\factory-to-ddwrt.img" -i "net7" -v

• Back to NETGEAR stock firmware

• FreeBSD 15.0 (Xfce)

su -

pkg install 'nmrpflash'

nmrpflash -L

nmrpflash -a '192.168.1.1' -f '/home/espionage724/Downloads/R6260-V1.1.1.88/R6260-V1.1.1.88_1.0.1.img' -i 'em0' -M '255.255.255.0' -R 'NA' -v

pkg remove 'nmrpflash'

exit

• https://npcap.com/#download
• Last tested: npcap-1.83.exe

• [x] Install Npcap in WinPcap API-compatible Mode

• https://github.com/jclehner/nmrpflash/releases
• Last tested: nmrpflash-0.9.25-win32.zip

• https://www.netgear.com/support/product/r6260/#download
• https://kb.netgear.com/000064951/R6260-Firmware-Version-1-1-0-88
• Last tested: R6260-V1.1.0.88.zip

• Post-flash URL: http://192.168.1.1/BRS_index.htm

"%UserProfile%\Downloads\nmrpflash-0.9.25-win32\nmrpflash.exe" -L

"%UserProfile%\Downloads\nmrpflash-0.9.25-win32\nmrpflash.exe" -a "192.168.1.1" -f "%UserProfile%\Downloads\R6260-V1.1.1.88\R6260-V1.1.1.88_1.0.1.img" -i "net7" -M "255.255.255.0" -R "NA" -v