--- loncom/lonnet/perl/lonnet.pm	2011/07/18 10:25:55	1.1118
+++ loncom/lonnet/perl/lonnet.pm	2011/07/28 18:22:44	1.1120
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.1118 2011/07/18 10:25:55 foxr Exp $
+# $Id: lonnet.pm,v 1.1120 2011/07/28 18:22:44 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1035,15 +1035,19 @@ sub can_host_session {
     }
     if ($canhost) {
         if (ref($hostedsessions) eq 'HASH') {
+            my $uprimary_id = &Apache::lonnet::domain($udom,'primary');
+            my $uint_dom = &Apache::lonnet::internet_dom($uprimary_id);
             if (ref($hostedsessions->{'excludedomain'}) eq 'ARRAY') {
-                if (grep(/^\Q$udom\E$/,@{$hostedsessions->{'excludedomain'}})) {
+                if (($uint_dom ne '') && 
+                    (grep(/^\Q$uint_dom\E$/,@{$hostedsessions->{'excludedomain'}}))) {
                     $canhost = 0;
                 } else {
                     $canhost = 1;
                 }
             }
             if (ref($hostedsessions->{'includedomain'}) eq 'ARRAY') {
-                if (grep(/^\Q$udom\E$/,@{$hostedsessions->{'includedomain'}})) {
+                if (($uint_dom ne '') && 
+                    (grep(/^\Q$uint_dom\E$/,@{$hostedsessions->{'includedomain'}}))) {
                     $canhost = 1;
                 } else {
                     $canhost = 0;
@@ -11463,11 +11467,12 @@ splitting on '&', supports elements that
 
 =head2 Logging Routines
 
-=over 4
 
 These routines allow one to make log messages in the lonnet.log and
 lonnet.perm logfiles.
 
+=over 4
+
 =item *
 
 logtouch() : make sure the logfile, lonnet.log, exists
@@ -11483,6 +11488,7 @@ logperm() : append a permanent message t
 file never gets deleted by any automated portion of the system, only
 messages of critical importance should go in here.
 
+
 =back
 
 =head2 General File Helper Routines