On 01/08/2011 06:13 PM, Alex wrote: > Hi, > > I just rebooted my FC14 x86_64 desktop, and there's no networking. I > have a bridge set up with eth0, and despite my best efforts, can't get > eth0 to be "active" in "Network Device Control". The activate/deactive > buttons are greyed out. > > At one point I was able to click Activate, but even then it wouldn't > actually activate it. For now, I've just run "ifup br0" and it > successfully acquired a DHCP address. > > I've tried variations of "Controlled by NetworkManager" and other > ideas I've read in similar threads (mostly from a few years ago), with > no success. > > Here are the contents of /etc/sysconfig/networking/devices > > ifcfg-eth0: > DEVICE=eth0 > HWADDR=48:5b:XX:61:b5:5c > ONBOOT=yes > BRIDGE=br0 > BOOTPROTO=dhcp > TYPE=Ethernet > NM_CONTROLLED=yes > USERCTL=yes > PEERDNS=yes > IPV6INIT=no > > ifcfg-br0: > DEVICE=br0 > TYPE=Bridge > BOOTPROTO=dhcp > ONBOOT=yes > DELAY=0 > IPV6INIT=no > USERCTL=yes > > There are a few syslog entries in messages that might help: > > Jan 8 17:55:06 alex NetworkManager[17711]:<error> > [1294527306.847724] [nm-dbus-manager.c:338] > nm_dbus_manager_start_service(): Could not acquire > the NetworkManager service as it is already taken. > Jan 8 17:55:06 alex NetworkManager[17711]:<error> > [1294527306.847745] [main.c:709] main(): failed to start the dbus > service. > Jan 8 17:55:06 alex NetworkManager[17711]:<info> exiting (error) > Jan 8 17:55:20 alex NetworkManager[17051]:<info> caught signal 15, > shutting down normally. > Jan 8 17:55:20 alex NetworkManager[17051]:<info> exiting (success) > Jan 8 17:56:08 alex NetworkManager[18096]: ifcfg-rh: Acquired > D-Bus service com.redhat.ifcfgrh1 > Jan 8 17:56:08 alex NetworkManager[18096]: ifcfg-rh: parsing > /etc/sysconfig/network-scripts/ifcfg-lo ... > Jan 8 17:56:08 alex NetworkManager[18096]: ifcfg-rh: parsing > /etc/sysconfig/network-scripts/ifcfg-br0 ... > Jan 8 17:56:08 alex NetworkManager[18096]: ifcfg-rh: error: > Bridge connections are not yet supported > Jan 8 17:56:08 alex NetworkManager[18096]: ifcfg-rh: parsing > /etc/sysconfig/network-scripts/ifcfg-eth0 ... > Jan 8 17:56:08 alex NetworkManager[18096]: ifcfg-rh: read > connection 'System eth0' > Jan 8 17:56:08 alex NetworkManager[18096]: ifcfg-rh: Ignoring > connection 'System eth0' and its device due to > NM_CONTROLLED/BRIDGE/VLAN. > Jan 8 17:56:08 alex NetworkManager[18096]:<info> (eth0): carrier is OFF > Jan 8 17:56:08 alex NetworkManager[18096]:<info> (eth0): new > Ethernet device (driver: 'sky2' ifindex: 2) > Jan 8 17:56:08 alex NetworkManager[18096]:<warn> > /sys/devices/virtual/net/br0: couldn't determine device driver; > ignoring... > Jan 8 17:56:08 alex NetworkManager[18096]:<warn> > /sys/devices/virtual/net/virbr0: couldn't determine device driver; > ignoring... > Jan 8 17:56:08 alex NetworkManager[18096]:<warn> > /sys/devices/virtual/net/vnet0: couldn't determine device driver; > ignoring... > ... > Jan 8 18:00:16 alex system-config-network[21112]: Error: Bridge not > in DeviceFactory! > > I hope that's legible. What does that mean? Trying to restart the dbus service: > > [root@alex network-scripts]# ps ax|grep dbus > 1296 ? Ssl 0:14 dbus-daemon --system > 2225 ? S 0:00 dbus-launch --sh-syntax --exit-with-session > 2226 ? Ssl 0:00 /bin/dbus-daemon --fork --print-pid 5 > --print-address 7 --session > 2555 ? S 0:00 dbus-launch > --autolaunch=a399d32027353da4091b58ae0000000c --binary-syntax > --close-stderr > 2556 ? Ssl 0:00 /bin/dbus-daemon --fork --print-pid 5 > --print-address 7 --session > 24684 pts/2 S+ 0:00 grep --color=auto dbus > [root@alex network-scripts]# service dbus restart > Redirecting to /bin/systemctl restart dbus.service > Failed to get D-Bus connection: Failed to connect to socket > /org/freedesktop/systemd1/private: Connection refused > > There is also a computer with a red X in the top panel. > > Where can I find a good overview of how this all works and interacts > with udev? I would like to learn everything about it eventually, but > for now where can I learn the basics about how it makes decisions on > how the networking works? > > Thanks, > Alex Hey Alex, There's an excellent article on bridging and related topics in an article: VLAN Support in Linux by Henry Van Styn Linux Journal January 2011 Page 54. Hope this helps. Mark LaPierre -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines