upgrade to 10.4 and 2nd network interface does not auto start

[stan]

On Fri, Jun 18, 2010 at 01:22:11PM -0700, NoOp wrote:
> On 06/18/2010 10:59 AM, stan wrote:
> > On Fri, Jun 18, 2010 at 12:37:28PM -0500, Tom Browder wrote:
> >> On Fri, Jun 18, 2010 at 07:10, stan <stanb at panix.com> wrote:
> >> > I just upgraded a machine from 9.04 to 10.04 and now the 2nd network
> >> > interface s not brought up, when I boot the machine. If I manually run
> >> > /etc/init.d/networking restart, after the machine is up, ?it comes up.
> >> > Both interfaces are hardwired.
> >> 
> >> I solved all my network problems by installing wicd and removing
> >> network manager (in that order).
> > 
> > Since this machine is a fixed installation, and simply has 2 dedicated
> > hardwired networks, is there any danger in simply uninstalling network
> > manager?
> 
> I have a test 10.04 machine with two nic's - both use a fixed IP address
> (same one actually). I normally use wicd, but because it's a test
> machine I am using NM. Both are configured as 'Manual' in NM. If I bring
> up the machine with eth0 plugged into the network, that one is
> connected. If I unplug and plug into eth1, that one is selected and
> working. If I bring up the machine with eth1 plugged in, that one is
> brought up & working, etc.
> 
> Now, as a test, I just changed the IP address on eth0 and plugged in
> another cable; both interfaces are up and showing their proper IP's. VNC
> into the machine...
> $ ifconfig
> eth0      Link encap:Ethernet  HWaddr [snipped]
>           inet addr:192.168.4.107  Bcast:192.168.4.255
> 
> eth1      Link encap:Ethernet  HWaddr [snipped]
>           inet addr:192.168.4.104  Bcast:192.168.4.255
> 
> 
> $ cat /etc/network/interfaces
> auto lo
> iface lo inet loopback
> 
> auto eth1
> 
> auto eth0
> 
> As you can see there are not fixed IP entries in
> /etc/network/interfaces. Connection information appears to be in
> /etc/NetworkManger/system-connections (protected).
> 
> With that configuration (different fixed IP's & two network cables
> plugged in) I rebooted to see if both nics come up simultaneously: they
> do, both are up and running properly.
> 

So, let me see if I understand. Are you saying I need to set the
configuration up in 
/etc/NetworkManger/system-connections (protected).
iinstead if
/etc/network/interfaces ?

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