--- loncom/lond	2002/08/13 00:37:18	1.90
+++ loncom/lond	2002/09/03 02:02:50	1.90.2.1
@@ -2,7 +2,7 @@
 # The LearningOnline Network
 # lond "LON Daemon" Server (port "LOND" 5663)
 #
-# $Id: lond,v 1.90 2002/08/13 00:37:18 stredwic Exp $
+# $Id: lond,v 1.90.2.1 2002/09/03 02:02:50 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -497,6 +497,8 @@ sub make_new_child {
 # =============================================================================
             # do something with the connection
 # -----------------------------------------------------------------------------
+	    $client->sockopt(SO_KEEPALIVE, 1);# Enable monitoring of
+	                                      # connection liveness.
             # see if we know client and check for spoof IP by challenge
             my $caller=getpeername($client);
             my ($port,$iaddr)=unpack_sockaddr_in($caller);