--- loncom/lond	2007/01/10 19:18:12	1.354
+++ loncom/lond	2007/01/10 20:22:30	1.355
@@ -2,7 +2,7 @@
 # The LearningOnline Network
 # lond "LON Daemon" Server (port "LOND" 5663)
 #
-# $Id: lond,v 1.354 2007/01/10 19:18:12 albertel Exp $
+# $Id: lond,v 1.355 2007/01/10 20:22:30 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -60,7 +60,7 @@ my $DEBUG = 0;		       # Non zero to ena
 my $status='';
 my $lastlog='';
 
-my $VERSION='$Revision: 1.354 $'; #' stupid emacs
+my $VERSION='$Revision: 1.355 $'; #' stupid emacs
 my $remoteVERSION;
 my $currenthostid="default";
 my $currentdomainid;
@@ -5920,8 +5920,7 @@ sub addline {
     my ($fname,$hostid,$ip,$newline)=@_;
     my $contents;
     my $found=0;
-    my $expr='^'.$hostid.':'.$ip.':';
-    $expr =~ s/\./\\\./g;
+    my $expr='^'.quotemeta($hostid).':'.quotemeta($ip).':';
     my $sh;
     if ($sh=IO::File->new("$fname.subscription")) {
 	while (my $subline=<$sh>) {