Hi Łukasz, thank you for accepting this upload into focal-proposed! I've tested netplan 0.103-0ubuntu5~20.04.6 and can confirm it fixes the bug described above. autopkgtest ran successful on all arches and I've executed the manual testing as described above.
# apt list *netplan* Listing... Done libnetplan-dev/focal-proposed,now 0.103-0ubuntu5~20.04.6 amd64 [installed] libnetplan0/focal-proposed,now 0.103-0ubuntu5~20.04.6 amd64 [installed,automatic] netplan.io/focal-proposed,now 0.103-0ubuntu5~20.04.6 amd64 [installed] Autopkgtests: https://git.launchpad.net/~slyon/+git/files/plain/LP1962297/focal-amd64.log https://git.launchpad.net/~slyon/+git/files/plain/LP1962297/focal-arm64.log https://git.launchpad.net/~slyon/+git/files/plain/LP1962297/focal-armhf.log https://git.launchpad.net/~slyon/+git/files/plain/LP1962297/focal-ppc64el.log https://git.launchpad.net/~slyon/+git/files/plain/LP1962297/focal-s390x.log # nmtui ... # netplan get nm-devices NM-eeac5950-49dc-4da5-aa96-9ec769ecf366: networkmanager: name: IP tunnel connection 1 passthrough: connection.interface-name: gre20 connection.type: ip-tunnel ip-tunnel.local: 10.20.20.1 ip-tunnel.mode: '2' ip-tunnel.remote: 10.20.20.2 ipv4.method: auto ipv6.addr-gen-mode: stable-privacy ipv6.method: auto uuid: eeac5950-49dc-4da5-aa96-9ec769ecf366 renderer: NetworkManager # nmcli c show NAME UUID TYPE DEVICE mybr1 aebc6947-d6ad-4074-8946-105c50998a73 bridge nm-bridge IP tunnel connection 1 eeac5950-49dc-4da5-aa96-9ec769ecf366 ip-tunnel -- netplan-eth1 8bf25856-ca0b-388e-823c-b898666ab9d2 ethernet -- # nmcli c show eeac5950-49dc-4da5-aa96-9ec769ecf366 | grep ip-tunnel connection.type: ip-tunnel ip-tunnel.mode: gre ip-tunnel.parent: -- ip-tunnel.local: 10.20.20.1 ip-tunnel.remote: 10.20.20.2 ip-tunnel.ttl: 0 ip-tunnel.tos: 0 ip-tunnel.path-mtu-discovery: yes ip-tunnel.input-key: -- ip-tunnel.output-key: -- ip-tunnel.encapsulation-limit: 0 ip-tunnel.flow-label: 0 ip-tunnel.mtu: 0 ip-tunnel.flags: 0x0 (none) ** Tags removed: verification-needed-focal ** Tags added: verification-done-focal -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1962297 Title: [SRU] NetworkManager parser: ip-tunnel connections fail To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/netplan.io/+bug/1962297/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
