The T-Home Speedport W 303V is a IAD sold by T-Com with a ADSL2+ Annex B Modem, 11n Wifi and two FXS ports as well as a S₀ bus connector.

There are 2 models of it, “Typ A” and “Typ B”, having completely different hardware. Click here for "Typ B".

Note, that these two models are significantly different. You cannot use the same firmware image for both.

• similar routers: Arcadyan ARV7506, Easybox A 802, Airties WAV-281, and others
• the router may be watched booting via the serial console: http://pastebin.com/Ana5twd4
• discussion of the OpenWRT development for this device: http://www.ip-phone-forum.de/showthread.php?t=206932&page=1
• see also this disputation: http://permalink.gmane.org/gmane.law.gpl.violations.legal/2978

• internal, onboard
• 3.3V TTL
• 2×5 solder points

• 115200 bps 8N1
• No flow control

as found by byteeater on ip-phone-forum.de

• during normal boot: press space 3x, enter first four letters of the default interface password (see back of router)
• with reset key held: press space 3x, enter password QT
• holding reset + wlan during boot seems to run the brnboot recovery

---------------------------------------
    Area            Address      Length 
---------------------------------------
[0] Boot            0xB0000000     128K
[1] Configuration   0xB0020000     192K
[2] Image 0         0xB0050000    3712K
[3] Image 1         0xB0050000    3712K
[4] Boot Params     0xB03F0000      64K
[5] Flash Image     0xB0000000    4096K
---------------------------------------

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