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networking:linux:static_ip_addr [2021/08/20 09:58]
gcooper
networking:linux:static_ip_addr [2023/05/02 14:34] (current)
gcooper
Line 40: Line 40:
   * DHCP addresses   * DHCP addresses
  
-==== Ubuntu 20.04 (bonded) ====+==== Regenerate and Reapply After Editing ==== 
 + 
 +<file> 
 +sudo netplan --debug generate 
 +sudo netplan --debug apply 
 +</file> 
 + 
 +==== Ubuntu 18/20/22 (LACP Bond) ====
  
 <file> <file>
 network: network:
 +  version: 2
 +  ethernets:
 +    enp0s8:
 +      dhcp4: no
 +    enp0s9:
 +      dhcp4: no
   bonds:   bonds:
     bond0:     bond0:
-      interfaces: +      interfaces: [enp0s8enp0s9]
-      - enp0s8 +
-      - enp0s9+
       addresses: [10.1.1.19/24]       addresses: [10.1.1.19/24]
-      gateway4: 10.1.1.1+      routes: 
 +        - to: default 
 +          via: 10.1.1.1
       nameservers:       nameservers:
-                search: [internaldomainexternaldomain+        search: [internal.domaindomain
-                addresses: [10.1.1.20, 10.1.1.21]+        addresses: [10.1.1.20, 10.1.1.21]
       parameters:       parameters:
-        mode: balance-rr +        mode: 802.3ad 
-  ethernets+        transmit-hash-policylayer3+4 
-    enp0s8: {} +        mii-monitor-interval1
-    enp0s9: {} +
-  version2+
 </file> </file>
  
-==== Ubuntu 18.04 ====+==== Ubuntu 18/20/22 (Static) ====
  
 <file> <file>
Line 68: Line 79:
 </file> </file>
  
-<note tip>To suppress (or define) the default IPv6 ''link-local'' address (''fe80::''), add this to the interface definition (same indentation as ''addresses: []''):+<note tip>To suppress (or define) the default IPv6 ''link-local'' address (''fe80::''), add this to the interface definition (same indentation as ''addresses:''):
  
 ''link-local: []'' ''link-local: []''
Line 77: Line 88:
 <file> <file>
 network: network:
-    ethernets: +  ethernets: 
-        eth0: +    eth0: 
-            addresses: [10.1.1.17/24] +      addresses: [10.1.1.17/24] 
-            gateway4: 10.1.1.1 +      routes: 
-            nameservers: +        - to: 0.0.0.0/0 
-              addresses: [10.1.1.20,10.1.1.21] +          via: 10.0.0.1 
-        eth1: +      nameservers: 
-            addresses: [10.1.9.17/24] +        addresses: [10.1.1.20,10.1.1.21] 
-            mtu: 9000 +    eth1: 
-    version: 2+      addresses: [10.1.9.17/24] 
 +        mtu: 9000 
 +version: 2
 </file> </file>
  
-<file> +==== Troubleshooting ====
-sudo netplan --debug generate +
-sudo netplan --debug apply +
-</file>+
  
-If you have trouble, try removing these files, then regenerate and reapply:+If you have trouble with netplan, try removing these files, then regenerate and reapply:
  
   * Extra addresses   * Extra addresses
Line 129: Line 139:
  
 ===== Hostname ===== ===== Hostname =====
 +
 +<file>
 +hostname short-hostname
 +hostnamectl set-hostname fqdn-host-name
 +</file>
  
 <file> <file>
Line 134: Line 149:
  
 192.168.1.30   hostname.example.com     hostname 192.168.1.30   hostname.example.com     hostname
 +</file>
  
-sudo sh -c "echo new-hostname > /etc/hostname" +<file> 
- +echo new-hostname > /etc/hostname 
-sudo hostnamectl set-hostname new-hostname+</file>
  
 +<file>
 hostname hostname
 hostname -f hostname -f
Line 259: Line 276:
 <file> <file>
 systemd-resolve --status systemd-resolve --status
 +
 +resolvectl status
 </file> </file>
  
Line 297: Line 316:
 reboot reboot
 </file> </file>
 +
 +===== Grub Boot Delay =====
 +
 +<file>
 +sed -i -e 's/GRUB_TIMEOUT=0/GRUB_TIMEOUT=5/g' /etc/default/grub
 +update-grub
 +</file>
 +
networking/linux/static_ip_addr.1629475118.txt.gz · Last modified: 2021/08/20 09:58 by gcooper