diff --git a/etc/inc/captiveportal.inc b/etc/inc/captiveportal.inc
index a44a99314b..710788be8f 100644
--- a/etc/inc/captiveportal.inc
+++ b/etc/inc/captiveportal.inc
@@ -962,12 +962,12 @@ function captiveportal_passthrumac_configure_entry($macent, $pipeinrule = false)
 	$bwUp = 0;
 	if (!empty($macent['bw_up']))
 		$bwUp = $macent['bw_up'];
-	else if (isset($config['captiveportal'][$cpzone]['bwdefaultup']))
+	else if (!empty($config['captiveportal'][$cpzone]['bwdefaultup']))
 		$bwUp = $config['captiveportal'][$cpzone]['bwdefaultup'];
 	$bwDown = 0;
 	if (!empty($macent['bw_down']))
 		$bwDown = $macent['bw_down'];
-	else if (isset($config['captiveportal'][$cpzone]['bwdefaultdn']))
+	else if (!empty($config['captiveportal'][$cpzone]['bwdefaultdn']))
 		$bwDown = $config['captiveportal'][$cpzone]['bwdefaultdn'];
 
 	$ruleno = captiveportal_get_next_ipfw_ruleno();
@@ -1076,12 +1076,12 @@ function captiveportal_allowedip_configure_entry($ipent, $ishostname = false) {
 	$enBwup = 0;
 	if (!empty($ipent['bw_up']))
 		$enBwup = intval($ipent['bw_up']);
-	else if (isset($config['captiveportal'][$cpzone]['bwdefaultup']))
+	else if (!empty($config['captiveportal'][$cpzone]['bwdefaultup']))
 		$enBwup = $config['captiveportal'][$cpzone]['bwdefaultup'];
 	$enBwdown = 0;
 	if (!empty($ipent['bw_down']))
 		$enBwdown = intval($ipent['bw_down']);
-	else if (isset($config['captiveportal'][$cpzone]['bwdefaultdn']))
+	else if (!empty($config['captiveportal'][$cpzone]['bwdefaultdn']))
 		$enBwdown = $config['captiveportal'][$cpzone]['bwdefaultdn'];
 
 	$pipeno = captiveportal_get_next_dn_ruleno();
@@ -1801,12 +1801,12 @@ function captiveportal_reapply_attributes($cpentry, $attributes) {
 	global $config, $cpzone, $g;
 
 	if (isset($config['captiveportal'][$cpzone]['peruserbw'])) {
-		$dwfaultbw_up = isset($config['captiveportal'][$cpzone]['bwdefaultup']) ? $config['captiveportal'][$cpzone]['bwdefaultup'] : 0;
-		$dwfaultbw_down = isset($config['captiveportal'][$cpzone]['bwdefaultdn']) ? $config['captiveportal'][$cpzone]['bwdefaultdn'] : 0;
+		$dwfaultbw_up = !empty($config['captiveportal'][$cpzone]['bwdefaultup']) ? $config['captiveportal'][$cpzone]['bwdefaultup'] : 0;
+		$dwfaultbw_down = !empty($config['captiveportal'][$cpzone]['bwdefaultdn']) ? $config['captiveportal'][$cpzone]['bwdefaultdn'] : 0;
 	} else
 		$dwfaultbw_up = $dwfaultbw_down = 0;
-	$bw_up = isset($attributes['bw_up']) ? round(intval($attributes['bw_up'])/1000, 2) : $dwfaultbw_up;
-	$bw_down = isset($attributes['bw_down']) ? round(intval($attributes['bw_down'])/1000, 2) : $dwfaultbw_down;
+	$bw_up = !empty($attributes['bw_up']) ? round(intval($attributes['bw_up'])/1000, 2) : $dwfaultbw_up;
+	$bw_down = !empty($attributes['bw_down']) ? round(intval($attributes['bw_down'])/1000, 2) : $dwfaultbw_down;
 	$bw_up_pipeno = $cpentry[1];
 	$bw_down_pipeno = $cpentry[1]+1;
 
@@ -1982,12 +1982,12 @@ function portal_allow($clientip,$clientmac,$username,$password = null, $attribut
 			}
 
 			if (isset($config['captiveportal'][$cpzone]['peruserbw'])) {
-				$dwfaultbw_up = isset($config['captiveportal'][$cpzone]['bwdefaultup']) ? $config['captiveportal'][$cpzone]['bwdefaultup'] : 0;
-				$dwfaultbw_down = isset($config['captiveportal'][$cpzone]['bwdefaultdn']) ? $config['captiveportal'][$cpzone]['bwdefaultdn'] : 0;
+				$dwfaultbw_up = !empty($config['captiveportal'][$cpzone]['bwdefaultup']) ? $config['captiveportal'][$cpzone]['bwdefaultup'] : 0;
+				$dwfaultbw_down = !empty($config['captiveportal'][$cpzone]['bwdefaultdn']) ? $config['captiveportal'][$cpzone]['bwdefaultdn'] : 0;
 			} else
 				$dwfaultbw_up = $dwfaultbw_down = 0;
-			$bw_up = isset($attributes['bw_up']) ? round(intval($attributes['bw_up'])/1000, 2) : $dwfaultbw_up;
-			$bw_down = isset($attributes['bw_down']) ? round(intval($attributes['bw_down'])/1000, 2) : $dwfaultbw_down;
+			$bw_up = !empty($attributes['bw_up']) ? round(intval($attributes['bw_up'])/1000, 2) : $dwfaultbw_up;
+			$bw_down = !empty($attributes['bw_down']) ? round(intval($attributes['bw_down'])/1000, 2) : $dwfaultbw_down;
 
 			$bw_up_pipeno = $pipeno;
 			$bw_down_pipeno = $pipeno + 1;
diff --git a/usr/local/www/services_captiveportal.php b/usr/local/www/services_captiveportal.php
index c88f6afe31..8c1487b4e1 100644
--- a/usr/local/www/services_captiveportal.php
+++ b/usr/local/www/services_captiveportal.php
@@ -339,8 +339,14 @@ if ($_POST) {
 		$newcp['preauthurl'] = $_POST['preauthurl'];
 		$newcp['blockedmacsurl'] = $_POST['blockedmacsurl'];
 		$newcp['peruserbw'] = $_POST['peruserbw'] ? true : false;
-		$newcp['bwdefaultdn'] = $_POST['bwdefaultdn'];
-		$newcp['bwdefaultup'] = $_POST['bwdefaultup'];
+		if (isset($_POST['bwdefaultdn']))
+			$newcp['bwdefaultdn'] = $_POST['bwdefaultdn'];
+		else
+			unset($newcp['bwdefaultdn']);
+		if (isset($_POST['bwdefaultup']))
+			$newcp['bwdefaultup'] = $_POST['bwdefaultup'];
+		else
+			unset($newcp['bwdefaultup']);
 		$newcp['certref'] = $_POST['certref'];
 		$newcp['nohttpsforwards'] = $_POST['nohttpsforwards'] ? true : false;
 		$newcp['logoutwin_enable'] = $_POST['logoutwin_enable'] ? true : false;