NEWS: add more hint about MACAddressPolicy= change

C.f. https://bugzilla.suse.com/show_bug.cgi?id=1136600

diff --git a/NEWS b/NEWS
index 6e1918495f97eb41659343732a6b9629950dcada..e5a66126479b3213d978462dd9fc24ed7c0edba4 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -124,6 +124,18 @@ CHANGES WITH 242:
           `SYSTEMD_LOG_LEVEL=debug udevadm test-builtin net_setup_link /sys/class/net/<name>`
           may be used to view this.
 
           `SYSTEMD_LOG_LEVEL=debug udevadm test-builtin net_setup_link /sys/class/net/<name>`
           may be used to view this.
 

+          Hint: if a bridge interface is created without any slaves, and gains
+          a slave later, then now the bridge does not inherit slave's MAC.
+          To inherit slave's MAC, for example, create the following file:
+          ```
+          # /etc/systemd/network/98-bridge-inherit-mac.link
+          [Match]
+          Type=bridge
+
+          [Link]
+          MACAddressPolicy=none
+          ```
+

         * The .device units generated by systemd-fstab-generator and other
           generators do not automatically pull in the corresponding .mount unit
           as a Wants= dependency. This means that simply plugging in the device
         * The .device units generated by systemd-fstab-generator and other
           generators do not automatically pull in the corresponding .mount unit
           as a Wants= dependency. This means that simply plugging in the device