--- file_not_specified_in_diff	
+++ file_not_specified_in_diff	
@@ -, +, @@ 
--- /etc/net/scripts/contrib/initconf.unmod     2022-07-28 14:32:29.000000000 +0000
+++ /etc/net/scripts/contrib/initconf   2023-02-09 11:33:48.812661019 +0000
@@ -89,7 +89,8 @@ 
                                        esac
                                fi
                                # many others try to look as ethernet, so let's filter by iface name...
-                               if [ "${iface//[0-9]*/}" = "eth" ]; then
+                               #if [ "${iface//[0-9]*/}" = "eth" ]; then
+                               if [ "${iface}" = "enp4s0" ]; then
                                        # find and use link-level address
                                        LLADDR=`$IP li sh dev $iface | fgrep 'link/ether' | sed 's/^ *link\/ether //' | cut --delimiter=' ' --fields=1`
                                        # ...and by valid MAC address