Client Bridge. First of all, do not even try to do client bridge with dd-wrt SP1. It won't work. The router that you are trying to connect to is the primary router. The router you are configuring is the client bridge(CB) router. You don't need to worry about the primary router as long a s you set your CB to the SAME subnet.
When DD-WRT is in client bridge mode the bridged segment is hidden behind an "ARP NAT". This makes DD-WRT MAC address seem to own "many IP addresses". The IP addresses are all the IPs of the devices behind the bridge. To achieve this DD-WRT uses ebtables to modify both outgoing ethernet frames and outgoing ARP replies. Casual Analysis: Bridging Two dd-wrt Routers Using OpenVPN Dec 11, 2011 DD-WRT Client Bridge - GUI Access - Wireless Jul 11, 2013 #2060 (DHCP problems with Client Bridge and VAP) – DD-WRT If I set my TL-WR1043ND with DD-WRT r16785 as client bridge, DHCP is working on LAN ports but not on a VAP (always bridged. Oldest first Newest first. Show comments Show property changes. Change History (2) comment:1 by Paul, 9 years ago. Same problem also on wr841nd v7 :( Please BS help us !
DD-WRT – MDW
I have a Asus RT-N66U with dd-wrt installed. I have it wirelessly bridged to the local Xfinity wifi hotspot, and 4 PC's connected to that router via ethernet, but I want … Best settings to use | MyOpenRouter
Sep 13, 2014
How to Use DD-WRT Router as Wireless Adapter – Client Mode Sep 13, 2014 DD-WRT in client bridge mode, can only access LAN. No Oct 06, 2009 DD-WRT Set up a Client Bridge and Repeater Bridge - YouTube Jul 07, 2008 LaFonera Software Client-Bridge - DD-WRT Wiki