diff --git a/App/startup/network.fin b/App/startup/network.fin
index a7b68e3..10c4261 100644
--- a/App/startup/network.fin
+++ b/App/startup/network.fin
@@ -5,3 +5,5 @@ nfsMount ("fileserver", "/export/fin/work", "/fin/work")
 nfsMount ("fileserver", "/export/fin/prod", "/fin/prod")
 nfsMount ("fileserver", "/export/fin/devl", "/fin/devl")
 nfsMount (&sysBootHost, "/home/ioc", "/home/ioc")
+putenv("EPICS_CA_AUTO_ADDR_LIST=NO")
+putenv("EPICS_CA_ADDR_LIST=172.21.10.255 172.21.11.255 172.21.12.255 172.21.13.255")