diff --git a/startup.script_linux b/startup.script_linux
index 9a219f0..d42de66 100644
--- a/startup.script_linux
+++ b/startup.script_linux
@@ -43,7 +43,7 @@ epicsEnvSet CA_AUTO_172.25,"NO"
 # All others can work with the defaults: automatic
 
 # Apply settings dependent on network
-system "/sbin/ifconfig `/sbin/route -n|awk '/^0.0.0.0/{print $8}'`|awk -F '[.: ]+' -vP=epicsEnvSet -vN=NET -vI=IPADDR -vB=BCADDR -vD=. '/Bcast/{print P,N 1,$9ORS P,N 2,$10ORS P,N 3,$11ORS P,I,$4D$5D$6D$7ORS P,B,$9D$10D$11D$12}/broadcast/{print P,N 1,$13ORS P,N 2,$14ORS P,N 3,$15ORS P,I,$3D$4D$5D$6ORS P,B,$13D$14D$15D$16}'>/tmp/$(IOC).net"
+system "/sbin/ifconfig `/sbin/route -n|awk '/^0.0.0.0/{print $8}'`|awk -F '[.: ]+' -vP=epicsEnvSet -vN=NET '/Bcast/{print P,N 1,$9ORS P,N 2,$10ORS P,N 3,$11}/broadcast/{print P,N 1,$13ORS P,N 2,$14ORS P,N 3,$15}'>/tmp/$(IOC).net"
 < /tmp/$(IOC).net
 system "rm /tmp/$(IOC).net"
 epicsEnvSet EPICS_CA_ADDR_LIST,"$(CA_$(NET1=).$(NET2=).$(NET3=)=$(CA_$(NET1=).$(NET2=)=))"