Note: I set-up a Noble container running the latest Netplan version and
copy&pasted your configuration from above. It seems to apply without any
issue.

# apt list netplan.io
Listing... Done
netplan.io/noble-updates,noble-security,now 1.0-2ubuntu1.2 amd64 
[installed,automatic]
# cat /etc/netplan/test.yaml 
network:
    version: 2
    renderer: networkd
    ethernets:
        enp4s0:
            dhcp4: false
        enp6s0:
            dhcp4: false
        enp9s0:
            dhcp4: false
            addresses:
                - "172.30.30.1/24"
            nameservers:
                addresses:
                    - 10.21.21.21
        enp3s0f0:
            dhcp4: false
        enp3s0f1:
            dhcp4: false
# netplan generate 

** (generate:741): WARNING **: 13:21:49.673: Permissions for 
/etc/netplan/test.yaml are too open. Netplan configuration should NOT be 
accessible by others.
# cat /run/systemd/network/10-netplan-enp*
[Match]
Name=enp3s0f0

[Network]
LinkLocalAddressing=ipv6
[Match]
Name=enp3s0f1

[Network]
LinkLocalAddressing=ipv6
[Match]
Name=enp4s0

[Network]
LinkLocalAddressing=ipv6
[Match]
Name=enp6s0

[Network]
LinkLocalAddressing=ipv6
[Match]
Name=enp9s0

[Network]
LinkLocalAddressing=ipv6
Address=172.30.30.1/24
DNS=10.21.21.21

-- 
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/2074266

Title:
  24.04: latest netplan updates  fail to apply already working config

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/netplan.io/+bug/2074266/+subscriptions


-- 
ubuntu-bugs mailing list
ubuntu-bugs@lists.ubuntu.com
https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs

Reply via email to