May be this doc would help you setup your accton router. It could also
be used to update the villagetelco wiki.
I'm not sure what impact not loading the mp channel (noload
chan_mp.so) will have. Without disabling it asterisk would not start.
by the way to flash your router do this:
http://www.loomiverse.net/2008/09/27/openwrt-and-asterisk-my-new-pabx
The default IP of the router is 192.168.1.20
Enjoy,
--Pascal