Netplan

netplan should warn/fail if multiple default gateways are defined

Bug #1901836 reported by Lukas Märdian
8
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Netplan
Fix Released
Undecided
Unassigned

Bug Description

If gateway4/gateway6 is defined on multiple interfaces, the routing is ambiguous. Netplan should not allow such configurations and refer people to routing policies instead.

https://askubuntu.com/questions/1287501/ubuntu-19-10-network-problem-with-public-ip-connects-but-cannot-send-anything/1287503#1287503

See original description
Tags: fr-863
Lukas Märdian (slyon)
tags: added: fr-863
Revision history for this message
Lukas Märdian (slyon) wrote :

Similar issue can happen if two default routes are provided via DHCP: https://askubuntu.com/questions/1307816/ubuntu-focal-2-networks-two-default-gateways-no-connectivity

Lukas Märdian (slyon)
description: updated
Revision history for this message
Lukas Märdian (slyon) wrote :

Merged: https://github.com/canonical/netplan/pull/217

Changed in netplan:
status: New → Fix Committed
Lukas Märdian (slyon)
Changed in netplan:
status: Fix Committed → Fix Released
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