Resetting network devices between ifconfig level and desktop level

[Dan Williams]

On Thu, 2011-05-05 at 18:45 +0100, Aaron Gray wrote:
> On 5 May 2011 16:03, Bill Nottingham <notting at redhat.com> wrote:
> > Aaron Gray (aaronngray.lists at gmail.com) said:
> >> On 2 May 2011 22:13, Dan Williams <dcbw at redhat.com> wrote:
> >> > On Sat, 2011-04-30 at 17:54 +0100, Aaron Gray wrote:
> >> >> Hope no one minds me writing to the devel list but I got no reply on user list.
> >> >>
> >> >> I have got inconsistent eth devices between what Fedora Gnome Desktop
> >> >> is telling me and what ifconfig is telling me and what 'service
> >> >> network restart' is telling me.
> >> >
> >> > Can you be more specific about what your problem is?  What's the
> >> > disagreement, and what commands are not returning what you expect?
> >>
> >> $ ifconfig
> >> eth0      Link encap:Ethernet  HWaddr 00:26:18:E4:99:77
> >>           inet addr:192.168.0.7  Bcast:192.168.0.255  Mask:255.255.255.0
> >>           inet6 addr: fe80::226:18ff:fee4:9977/64 Scope:Link
> >>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
> >>           RX packets:34 errors:0 dropped:0 overruns:0 frame:0
> >>           TX packets:76 errors:0 dropped:0 overruns:0 carrier:0
> >>           collisions:0 txqueuelen:1000
> >>           RX bytes:11039 (10.7 KiB)  TX bytes:34609 (33.7 KiB)
> >>           Interrupt:27 Base address:0x2000
> >>
> >> eth1      Link encap:Ethernet  HWaddr 00:24:01:ED:05:35
> >>           UP BROADCAST MULTICAST  MTU:1500  Metric:1
> >>           RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> >>           TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
> >>           collisions:0 txqueuelen:1000
> >>           RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)
> >>           Interrupt:17 Base address:0xec00
> >>
> >> System>Preferences>Network Connections is giving eth0 and eth2
> >>
> >> The Gnome Desktop connections icon in the top right of the screen is
> >> giving eth1 disconnected and eth2 working.
> >>
> >> I would like to look into this, but don't know where to start.
> >
> > Starting point would be the contents of
> > /etc/sysconfig/network-scripts/ifcfg-*, and
> 
> $ cat ifcfg-eth0
> # nVidia Corporation MCP61 Ethernet
> DEVICE=eth0
> ONBOOT=no
> TYPE=Ethernet
> BOOTPROTO=dhcp
> NAME="System eth0"
> UUID=5fb06bd0-0bb0-7ffb-45f1-d6edd65f3e03
> IPV6INIT=no
> USERCTL=no
> DEFROUTE=yes
> IPV4_FAILURE_FATAL=yes
> HWADDR=00:1B:B9:D0:B4:6E
> PEERDNS=yes
> PEERROUTES=yes
> DHCP_CLIENT_ID=192.168.1.1
> ~~~
> 
> this is listing DHCP_CLIENT_ID as 192.168.1.1 when it should be
> 192.168.0.1 and there is no file for eth1

Do you recall filling the client ID entry in during the install?  AFAICT
the only places that possibly set that are the user through
nm-connection-editor; neither NM nor Anaconda appears to set that item
automatically.

Dan

> > /etc/udev/rules.d/70-persistent-net.rules.
> 
> # This file was automatically generated by the /lib/udev/write_net_rules
> # program, run by the persistent-net-generator.rules rules file.
> #
> # You can modify it, as long as you keep each rule on a single
> # line, and change only the value of the NAME= key.
> 
> # PCI device 0x1186:0x1300 (8139too)
> SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*",
> ATTR{address}=="00:24:01:ed:05:35", ATTR{type}=="1", KERNEL=="eth*",
> NAME="eth1"
> 
> # PCI device 0x10de:0x0760 (forcedeth) (custom name provided by external tool)
> SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*",
> ATTR{address}=="00:26:18:e4:99:77", ATTR{type}=="1", KERNEL=="eth*",
> NAME="eth0"
> 
> Aaron