--- loncom/Attic/lonc	2003/02/03 18:03:52	1.45
+++ loncom/Attic/lonc	2003/02/07 22:22:01	1.46
@@ -5,7 +5,7 @@
 # provides persistent TCP connections to the other servers in the network
 # through multiplexed domain sockets
 #
-# $Id: lonc,v 1.45 2003/02/03 18:03:52 harris41 Exp $
+# $Id: lonc,v 1.46 2003/02/07 22:22:01 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -325,7 +325,7 @@ tie %ready, 'Tie::RefHash';
 
 # Main loop: check reads/accepts, check writes, check ready to process
 
-status("Main loop");
+status("Main loop $conserver");
 while (1) {
     my $client;
     my $rv;
@@ -365,6 +365,8 @@ while (1) {
 	}
 	$servers{$client->fileno} = $client;
 	nonblock($client);
+	$client->sockopt(SO_KEEPALIVE, 1);# Enable monitoring of
+	                                  # connection liveness.
     }
     HandleInput($infdset, \%servers, \%inbuffer, \%outbuffer, \%ready);
     HandleOutput($outfdset, \%servers, \%outbuffer, \%inbuffer,
@@ -700,7 +702,7 @@ sub openremote {
 
     my $conserver=shift;
 
-&status("Opening TCP");
+&status("Opening TCP $conserver");
     my $st=120+int(rand(240)); # Sleep before opening:
 
 unless (
@@ -740,7 +742,7 @@ if ($answer ne 'ok') {
 }
 
 sleep 5;
-&status("Ponging");
+&status("Ponging $conserver");
 print $remotesock "pong\n";
 $answer=<$remotesock>;
 chomp($answer);