On Tuesday 10 Apr 2007 18:52:17 jtd wrote:
> > > I think it was a combination of settings that allowed dhcp. Cause
> > > when we disabled dhcp in the web i/f and tried to create a
> > > udhcpd.conf file it simply refused to run on ANY interface.
> >
> > Agreed. It needs to run the DHCP server on the wired LAN ports.
> > That's the default setting. You can add one additional interface
> > through the local config file. Which is what I had done.
>
> Aha. But why not only on the wireless lan?.

Bug.

> > Hmmmm. Now I'm royally confused. Which interface does dnsmasq
> > listen to, in the working mesh? From what Dr. Nagarjuna said, there
> > was a parameter called `OLSR-DHCP'. I assumed that that corresponds
> > to the OLSR interface. I assumed wrong it seems :s So if I'm wrong,
> > I guess OLSR handles the `cascaded' DHCP requests properly with
> > dnsmasq listening to the WLAN interface?
>
> I am confused. Looks like we have to have a close look at "OLSR-DHCP".
> Because having OLSR and wlan in the same subnet seems just not right,
> cause u are reducing the number of nodes or clients, a completely
> unneccessary trade off.

Hehhe. I'm really really confused. We need to go back and take a look at the 
setup again. I'll try to read up on how OLSR works too.

> > Well take a look at the init script /etc/init.d/udhcpd. There's a
> > section towards the end where it populates the /etc/udhcpd.conf
> > file with a here document. You'll see that it sources the file
> > /etc/local.something at the end of the here document. This is the
> > file where the manual configuration goes. In the udhcpd.conf, there
> > comes up a comment saying `local settings go after this' or
> > something. The sourced local file is reproduced there, right below
> > the default config section.
>
> Ok. so that is where u put the settings rather than changing the
> initial default interface.

Nope. That's where I found out about the local config file. Actually, the 
aforementioned bug may be corrected by correcting the init script.

> Well we were stupid. We should have put the local settings right where
> it said we should - at the end of the conf file. Never trust oneself.

Actually no. I tried that, but the udhcpd.conf gets overwritten by the init 
script. So I went on to read up the script and found the local config file.

> > > > Can someone please post the ifconfig output on the
> > > > `server'? Server being the wireless router connected to the
> > > > internet directly through its WAN port.
> >
> > Hmmm. That one still stands..
>
> Ya. Looks like we gotta go to HBCSE once more to look things up
> thoroughly.

Yup.


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