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Diffstat (limited to 'chapter07/network.xml')
| -rw-r--r-- | chapter07/network.xml | 43 |
1 files changed, 32 insertions, 11 deletions
diff --git a/chapter07/network.xml b/chapter07/network.xml index 2d1881431..6adc1bb38 100644 --- a/chapter07/network.xml +++ b/chapter07/network.xml @@ -71,23 +71,44 @@ EOF</userinput></screen> rule on one physical line.</para> </note> - <para>If you are going to use the bus position as a key, create - Udev rules similar to the following:</para> + <para>If you are going to use the bus position as the key, find the + position of each card with the following commands:</para> + +<screen role="nodump"><userinput>for dir in /sys/class/net/* ; do + [ -e $dir/device ] && { + basename $dir ; readlink -f $dir/device + } +done</userinput></screen> + + <para>This will yield output similar to:</para> + +<screen role="nodump"><userinput><replaceable>eth0</replaceable> +/sys/devices/pci0000:00/<replaceable>0000:00:0c.0</replaceable> +<replaceable>eth1</replaceable> +/sys/devices/pci0000:00/<replaceable>0000:00:0d.0</replaceable></userinput></screen> + + <para>In this example, <replaceable>eth0</replaceable> has PCI bus position + <replaceable>0000:00:0c.0</replaceable> (domain 0000, bus 00, device 0c, + function 0), and <replaceable>eth1</replaceable> has PCI bus position + <replaceable>0000:00:0d.0</replaceable> (domain 0000, bus 00, device 0d, + function 0).</para> + + <para>Now create Udev rules similar to the following:</para> <screen role="nodump"><userinput>cat > /etc/udev/rules.d/26-network.rules << EOF -<literal>ACTION=="add", SUBSYSTEM=="net", BUS=="<replaceable>pci</replaceable>", ID=="<replaceable>0000:00:0c.0</replaceable>", \ +<literal>ACTION=="add", SUBSYSTEM=="net", BUS=="<replaceable>pci</replaceable>", KERNELS=="<replaceable>0000:00:0c.0</replaceable>", \ NAME="<replaceable>realtek</replaceable>" -ACTION=="add", SUBSYSTEM=="net", BUS=="<replaceable>pci</replaceable>", ID=="<replaceable>0000:00:0d.0</replaceable>", \ +ACTION=="add", SUBSYSTEM=="net", BUS=="<replaceable>pci</replaceable>", KERNELS=="<replaceable>0000:00:0d.0</replaceable>", \ NAME="<replaceable>intel</replaceable>"</literal> EOF</userinput></screen> - <para>These rules will always rename the network cards to - <quote>realtek</quote> and <quote>intel</quote>, independently - of the original numbering provided by the kernel (i.e.: the original - <quote>eth0</quote> and <quote>eth1</quote> interfaces will no longer - exist, unless you put such <quote>descriptive</quote> names in the NAME - key). Use the descriptive names from the Udev rules instead - of <quote>eth0</quote> in the network interface configuration files + <para>Regardless of which method you use, these rules will always rename + the network cards to <quote>realtek</quote> and <quote>intel</quote>, + independently of the original numbering provided by the kernel (i.e.: the + original <quote>eth0</quote> and <quote>eth1</quote> interfaces will no + longer exist, unless you put such <quote>descriptive</quote> names in the + NAME key). Use the descriptive names from the Udev rules instead of + <quote>eth0</quote> in the network interface configuration files below.</para> <para>Note that the rules above don't work for every setup. For example, |