Once this was succesfully completed and tested, it was upgraded to the Firmware Version: DD-WRT Kong Mod for NETGEAR R7000 (2018-05-31) (dd-wrt.K3_R7000_20180531). Subsequently the Kong Summer Update was applied (DD-WRT v3.0-r39960M kongac (06/08/19))
DD-WRT Forum :: View topic - Netgear WNDR3700, not Sep 05, 2011 OpenWrt Project: Building OpenWrt for Netgear WNDR3700 WNDR3700 Developers' Overview. This page contains, thus far, one user's complete notes on how to build a working OpenWrt WNDR3700 image from scratch, including working wireless on 2.4 GHz and 5 GHz bands. This page assumes that you are comfortable with building software and using kernel-style makefile systems, but otherwise, the page describes how to build the system from the ground up
Netgear - DD-WRT Wiki
May 28, 2010 WNDR3700v4 | N600 WiFi Router | NETGEAR Support
How to Flash Your NETGEAR Router with DD-WRT: 5 Easy Steps
DD-WRT Forum :: View topic - Netgear WNDR37AV Dec 27, 2010 DD-WRT Forum :: View topic - Linksys E3000 vs Netgear WNDR3700