[Server-devel] DNS/dhcp question

[Gerald Ardito]

Jerry,

I will try out what you suggested when I get back to school on Monday.
I'll let you know what happens.

Thanks.
Gerald

On Sat, Sep 26, 2009 at 2:08 PM, Jerry Vonau <jvonau at shaw.ca> wrote:

> On Sat, 2009-09-26 at 13:21 -0400, Gerald Ardito wrote:
> > Jerry,
> >
> > Yes, we are adding the XS server to an existing network.
> > Our tech people created a VLAN for the XOs, points to 10.125.140.31 as
> > the DHCP server. So, computers coming into the network from these APs
> > have no other DHCP servers.
> That sounds like the APs are acting as dhcp relays (as a router not a
> bridge)... These APs are also used with the existing network? This is
> really outside of what Martin had in mind...
>
> > I have been assuming that I therefore have to set eth1, which is
> > connected to that VLAN, to that IP address. Is that correct?
>
> If the AP are acting as dhcp-relays, yes. The AP are directing the dhcp
> requests to 10.125.140.31, a bridge would just forward the traffic, and
> not "direct" it.
>
> The default layout doesn't provide for VLANs, but adding an ip alias to
> eth1 should be no problem. create an
> /etc/sysconfig/network-scripts/ifcfg-lanbond0:3 containing:
>
> DEVICE=lanbond0:3
> ONBOOT=yes
> IPADDR=10.125.140.31
> NETMASK=255.255.248.0
> BOOTPROTO=static
> IPV6INIT=no
>
> restart the network, you should see the alias with ifconfig..
>
> That should get the XS on the same lan as the AP's... then dhcp might
> work for you.
>
> > We also have another LAN which has its own DHCP server. I can have the
> > XOs connect to our "regular" wireless network, and they get IP
> > addresses and connect to the internet. I have trouble having more than
> > about 20 at a time connect to our regular network, plus I want the
> > benefits of the XS server.
> >
>
> That can be a problem, how is eth0 set? by dhcp from the "regular
> network"? Is the ip address in the 10.125.140.0 netblock? What gateway
> is the XS using? What is the output of "ip route ls"? Do both eth0 and
> eth1 plug into the same switch?
>
> > Does this help?
> >
> > Thanks.
> > Gerald
> >
> some,
>
> Jerry
>
>
>
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