operating_systems:linux:debian:interface_name
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operating_systems:linux:debian:interface_name [2017/10/30 09:18] – created kroduit | operating_systems:linux:debian:interface_name [2022/02/01 13:34] (current) – ateixeira | ||
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With stretch, this problem is more complex, we have to work with the [[https:// | With stretch, this problem is more complex, we have to work with the [[https:// | ||
- | physical: | + | < |
- | physical:eth1 is debian:enp3s0\\ | + | eth0 / enp4s0 |
- | physical:eth2 is debian:enp020f0\\ | + | eth1 / enp3s0 |
- | physical:eth3 is debian:enp020f1\\ | + | eth2 / enp020f0 |
- | physical:eth4 is debian:enp020f2\\ | + | eth3 / enp020f1 |
- | physical:eth5 is debian:enp0s20f3\\ | + | eth4 / enp020f2 |
+ | eth5 / enp0s20f3</ | ||
It's really annoying and we have to fix it (inspired by this [[http:// | It's really annoying and we have to fix it (inspired by this [[http:// | ||
For more security, we match the PCI id and the MAC address. Informations below are for the netgate 4860 (centrale 3540). I think you have to check your hardware because it can change over time. | For more security, we match the PCI id and the MAC address. Informations below are for the netgate 4860 (centrale 3540). I think you have to check your hardware because it can change over time. | ||
- | - Getting the PCI ID and MAC address for each interface.< | + | - Getting the PCI ID and MAC address for each interface.< |
+ | udevadm info -e | grep -A 5 -B 18 " | ||
P: / | P: / | ||
E: DEVPATH=/ | E: DEVPATH=/ | ||
Line 37: | Line 39: | ||
E: USEC_INITIALIZED=4244300 | E: USEC_INITIALIZED=4244300 | ||
[...]</ | [...]</ | ||
- | - Add rules for the interface name.< | + | - Add rules for the interface name.< |
- | SUBSYSTEM==" | + | SUBSYSTEM==" |
- | SUBSYSTEM==" | + | SUBSYSTEM==" |
- | SUBSYSTEM==" | + | SUBSYSTEM==" |
- | SUBSYSTEM==" | + | SUBSYSTEM==" |
- | SUBSYSTEM==" | + | SUBSYSTEM==" |
+ | - **Only for Jessie (and lower?)**: remove the existing udev rules in /etc and prevent the file generation on next reboot.< | ||
+ | echo "# disable net-generator rules in / | ||
+ | rm / | ||
- Adapt interfaces list (specific to your installation).< | - Adapt interfaces list (specific to your installation).< | ||
allow-hotplug eth1 | allow-hotplug eth1 | ||
- | iface eth1 inet dhcp | + | iface lan1 inet dhcp |
[...]</ | [...]</ | ||
- Reboot< | - Reboot< | ||
- And check results.< | - And check results.< | ||
- Check the correspondence between NIC label and physical label.< | - Check the correspondence between NIC label and physical label.< | ||
- | Oct 30 10:11:50 3540 kernel: [ 129.120407] igb 0000: | + | Oct 30 10:11:50 3540 kernel: [ 129.120407] igb 0000: |
- | Oct 30 10:11:52 3540 kernel: [ 131.774607] igb 0000: | + | Oct 30 10:11:52 3540 kernel: [ 131.774607] igb 0000: |
- | [...]</ | + | [...]</ |
+ | - If you have some trouble, you can add log.< | ||
+ | |||
+ | <note tip>Why interface name suggested are lanX instead of ethX?</ | ||
+ | I've made some tests with debian 8 and i encounter this problem:\\ | ||
+ | If i comment 1 line in udev rules (for example eth4), eth4 retrieve his old default name (eth2) and eth2 get the name " | ||
+ | If i comment the lan4 line in udev rules, lan4 (eth4 physical) become eth2, but lan2 stay lan2 and eth4 physical simply doesn' | ||
+ | |||
+ | | ||
+ | [[https:// | ||
+ | |||
+ | found Path and MAC address | ||
+ | < | ||
+ | ifconfig | ||
+ | udevadm info -e | grep -A 5 -B 18 " | ||
+ | </ | ||
+ | |||
+ | add files like 1x-lanx.link in / | ||
+ | < | ||
+ | [Match] | ||
+ | Path=< | ||
+ | MACAddress=00: | ||
+ | |||
+ | [Link] | ||
+ | Name=lan0 | ||
+ | </ | ||
+ | |||
+ | |||
+ | <note important> | ||
+ | |||
+ | add file 99-default.link in / | ||
+ | < | ||
+ | [Link] | ||
+ | NamePolicy=kernel database onboard slot path | ||
+ | MACAddressPolicy=persistent | ||
+ | </ | ||
+ | |||
+ | to permit user-defined name of USB network interfaces, it's necessary to enable the 80-net-setup-link.rules rule with this command : | ||
+ | < | ||
+ | sudo ln -s / | ||
+ | </ | ||
+ | |||
+ | | ||
+ | |||
+ | found ID_PATH and MAC address | ||
+ | < | ||
+ | udevadm info -e | grep -A 5 -B 18 " | ||
+ | ip a | ||
+ | </ | ||
+ | |||
+ | edit files like 1x-lanx.link in / | ||
+ | < | ||
+ | [Match] | ||
+ | Path=< | ||
+ | MACAddress=00: | ||
+ | |||
+ | [Link] | ||
+ | Name=lan0 | ||
+ | </ | ||
+ | |||
+ | make sure file 99-default.link is present in / | ||
+ | < | ||
+ | [Link] | ||
+ | NamePolicy=kernel database onboard slot path | ||
+ | MACAddressPolicy=persistent | ||
+ | </ | ||
+ | |||
+ | to permit user-defined name of USB network interfaces, it's necessary to enable the 80-net-setup-link.rules rule with this command : | ||
+ | < | ||
+ | sudo ln -s / | ||
+ | </ |
operating_systems/linux/debian/interface_name.1509355122.txt.gz · Last modified: 2017/10/30 09:18 by kroduit