diff --git a/src/ca/netiiu.cpp b/src/ca/netiiu.cpp
index b4648f9ae..84e30a81c 100644
--- a/src/ca/netiiu.cpp
+++ b/src/ca/netiiu.cpp
@@ -153,9 +153,11 @@ const char * netiiu::pHostName () const
     return "<disconnected>";
 }
 
-double netiiu::beaconPeriod () const
+osiSockAddr netiiu::getNetworkAddress () const
 {
-    return ( - DBL_MAX );
+    osiSockAddr addr;
+    addr.sa.sa_family = AF_UNSPEC;
+    return addr;
 }
 
 void netiiu::flushRequest ()
diff --git a/src/ca/netiiu.h b/src/ca/netiiu.h
index 1c7afc9ee..b7549af8e 100644
--- a/src/ca/netiiu.h
+++ b/src/ca/netiiu.h
@@ -54,12 +54,12 @@ public:
     virtual void clearChannelRequest ( nciu & );
     virtual void subscriptionRequest ( nciu &, netSubscription &subscr );
     virtual void subscriptionCancelRequest ( nciu &, netSubscription &subscr );
-    virtual double beaconPeriod () const;
     virtual void flushRequest ();
     virtual bool flushBlockThreshold () const;
     virtual void flushRequestIfAboveEarlyThreshold ();
     virtual void blockUntilSendBacklogIsReasonable ( epicsMutex *, epicsMutex & );
     virtual void requestRecvProcessPostponedFlush ();
+    virtual osiSockAddr getNetworkAddress () const;
 protected:
     cac * pCAC () const;
 private: