+ # port numbers
+ s/(?:\[[^\]]*\]:|V4NET\.0\.0\.0:|localhost::?|127\.0\.0\.1[.:]:?|port[= ])\K$parm_port_d/PORT_D/;
+ s/(?:\[[^\]]*\]:|V4NET\.0\.0\.0:|localhost::?|127\.0\.0\.1[.:]:?|port[= ])\K$parm_port_d2/PORT_D2/;
+ s/(?:\[[^\]]*\]:|V4NET\.0\.0\.0:|localhost::?|127\.0\.0\.1[.:]:?|port[= ])\K$parm_port_d3/PORT_D3/;
+ s/(?:\[[^\]]*\]:|V4NET\.0\.0\.0:|localhost::?|127\.0\.0\.1[.:]:?|port[= ])\K$parm_port_d4/PORT_D4/;
+ s/(?:\[[^\]]*\]:|V4NET\.0\.0\.0:|localhost::?|127\.0\.0\.1[.:]:?|port[= ])\K$parm_port_s/PORT_S/;
+ s/(?:\[[^\]]*\]:|V4NET\.0\.0\.0:|localhost::?|127\.0\.0\.1[.:]:?|port[= ])\K$parm_port_n/PORT_N/;
+