T-Com Speedport W723V Typ A


 * Support page (DE)


 * OEM: Askey RTV1645VW-E83 (label)
 * (Huawei HG65DT83 VER. E)

Firmware
Telekom offers a firmware file sized 8,202,592 bytes from April 2017 ready to be dissected.
 * Firmware contains the strings Broadcom BCM6368 so maybe it used the bcm6368 SoC.

Broadcom BCM6368 is also used by the Netgear VVG2000-1, see also OpenWrt wiki.
 * And as of March 2018 Netgear still provides some source code for their device.

Source code
According to the User's Manual (DE) page 279, the firmware runs:
 * Linux 2.6.21.5
 * µclibc no version specified
 * busybox 1.9.1
 * sipproxd 0.5.10
 * ntfs-3g 2010.1.16
 * and diverse other GPLed software

The only patch mentioned is named "OpenWrt" version "2.4.30" to be found at.