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networking:linux:static_ip_addr
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networking:linux:static_ip_addr [2020/12/18 08:57] gcooper |
networking:linux:static_ip_addr [2023/05/02 14:34] gcooper |
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| Line 19: | Line 19: | ||
| </ | </ | ||
| - | ===== Ubuntu 18.04 ===== | + | ===== Netplan |
| - | :!: Indenting is very important! | + | https://netplan.io/ |
| - | + | ||
| - | :!: We use 'netplan' and ' | + | |
| - | + | ||
| - | :!: YAML files can be named differently. | + | |
| https:// | https:// | ||
| https:// | https:// | ||
| + | |||
| + | :!: **Indentation** is very important! | ||
| + | |||
| + | :!: We use '' | ||
| + | |||
| + | :!: YAML files can be **renamed**. | ||
| * bonds | * bonds | ||
| Line 37: | Line 39: | ||
| * static addresses | * static addresses | ||
| * DHCP addresses | * DHCP addresses | ||
| + | |||
| + | ==== Regenerate and Reapply After Editing ==== | ||
| < | < | ||
| - | sudo vi /etc/netplan/50-cloud-init.yaml | + | sudo netplan --debug generate |
| + | sudo netplan --debug apply | ||
| </ | </ | ||
| - | Example: | + | ==== Ubuntu 18/20/22 (LACP Bond) ==== |
| < | < | ||
| network: | network: | ||
| - | | + | version: 2 |
| - | eth0: | + | |
| - | addresses: [10.1.1.17/24] | + | |
| - | | + | |
| - | nameservers: | + | enp0s9: |
| - | addresses: [10.1.1.20, | + | dhcp4: no |
| - | eth1: | + | bonds: |
| - | | + | bond0: |
| - | mtu: 9000 | + | interfaces: [enp0s8, enp0s9] |
| - | | + | |
| + | | ||
| + | - to: default | ||
| + | via: 10.1.1.1 | ||
| + | nameservers: | ||
| + | | ||
| + | | ||
| + | | ||
| + | mode: 802.3ad | ||
| + | | ||
| + | | ||
| </ | </ | ||
| + | |||
| + | ==== Ubuntu 18/20/22 (Static) ==== | ||
| < | < | ||
| - | sudo netplan --debug generate | + | sudo vi /etc/netplan/50-cloud-init.yaml |
| - | sudo netplan apply | + | </ |
| - | sudo netplan | + | <note tip>To suppress (or define) the default IPv6 '' |
| + | |||
| + | '' | ||
| + | </ | ||
| + | |||
| + | Example: | ||
| + | |||
| + | < | ||
| + | network: | ||
| + | ethernets: | ||
| + | eth0: | ||
| + | addresses: [10.1.1.17/ | ||
| + | routes: | ||
| + | - to: 0.0.0.0/0 | ||
| + | via: 10.0.0.1 | ||
| + | nameservers: | ||
| + | addresses: [10.1.1.20, | ||
| + | eth1: | ||
| + | addresses: [10.1.9.17/ | ||
| + | mtu: 9000 | ||
| + | version: 2 | ||
| </ | </ | ||
| - | If you have trouble, try removing these files, then regenerate and reapply: | + | ==== Troubleshooting ==== |
| + | |||
| + | If you have trouble | ||
| * Extra addresses | * Extra addresses | ||
| Line 100: | Line 139: | ||
| ===== Hostname ===== | ===== Hostname ===== | ||
| + | |||
| + | < | ||
| + | hostname short-hostname | ||
| + | hostnamectl set-hostname fqdn-host-name | ||
| + | </ | ||
| < | < | ||
| Line 105: | Line 149: | ||
| 192.168.1.30 | 192.168.1.30 | ||
| + | </ | ||
| - | sudo sh -c "echo new-hostname > / | + | < |
| - | + | echo new-hostname > / | |
| - | sudo hostnamectl set-hostname new-hostname | + | </ |
| + | < | ||
| hostname | hostname | ||
| hostname -f | hostname -f | ||
| Line 227: | Line 273: | ||
| ===== Name Resolution ===== | ===== Name Resolution ===== | ||
| + | |||
| + | < | ||
| + | systemd-resolve --status | ||
| + | |||
| + | resolvectl status | ||
| + | </ | ||
| https:// | https:// | ||
| Line 264: | Line 316: | ||
| reboot | reboot | ||
| </ | </ | ||
| + | |||
| + | ===== Grub Boot Delay ===== | ||
| + | |||
| + | < | ||
| + | sed -i -e ' | ||
| + | update-grub | ||
| + | </ | ||
| + | |||
networking/linux/static_ip_addr.txt · Last modified: 2023/05/02 14:34 by gcooper
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