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How do I set a default route in netplan?
How to add static route with netplan on Ubuntu 20.04 step by step instructions
- First step is to open the main netplan configuration file using administrative privileges: $ sudoedit /etc/netplan/50-cloud-init.yaml.
- Find the configuration stanza related to the network interface to which you wish to add the static route.
What does the 0 designation mean on a default route?
The subnet mask is specified as /0, which effectively specifies all networks and is the shortest match possible. A route lookup that does not match any other rule falls back to this route.
How do I get a netplan?
To configure netplan, save configuration files under /etc/netplan/ with a . yaml extension (e.g. /etc/netplan/config. yaml ), then run sudo netplan apply . This command parses and applies the configuration to the system.
How do I get rid of ppp0?
For example, if the endpoint you are reconfiguring is for the first PPP link on your system (ppp0), enter ifconfig ppp0 down at the command line. Run the PPP Manager. Highlight the endpoint to be deleted from the list. Select Remove, then click on OK.
How to set default route in netplan server?
For static interfaces just skipping gateway4 (or gateway6) config option causes netplan to NOT create default route for that interface. Then, if you need extra routing using routes element (array of dicts) Just increase metric for subsequent interfaces and you should be good.
How can I prevent a default route being added?
So eth0-specific configuration started looking like that: After saving this configuration and rebooting, there were no default route via eth0: Internet access appeared, and the problem was solved. On RHEL6/Fedora 22 the following has been tested. Replace eth1 with name of interface where default routing is not wanted.
How to permanently remove default routing rule for?
Good luck. If you want it to persist thru a reboot, consider not specifying a default gateway on the secondary interface (under ipv4 for that interface in control panel) as it’s not required. Alternatively you can adjust the metric to make it a less desirable path and your primary interface will always be favored.
How to remove default route from networkd dispatcher?
My workaround was to create a hook script in /etc/networkd-dispatcher/routable.d/ to remove the default route: Make sure the file owner and group are root and that it is executable. You can find out more about networkd-dispatcher here: https://gitlab.com/craftyguy/networkd-dispatcher