diff --git a/bundles/org.openhab.binding.tr064/src/main/java/org/openhab/binding/tr064/internal/soap/SOAPValueConverter.java b/bundles/org.openhab.binding.tr064/src/main/java/org/openhab/binding/tr064/internal/soap/SOAPValueConverter.java
index f9ff295ea..143d47426 100644
--- a/bundles/org.openhab.binding.tr064/src/main/java/org/openhab/binding/tr064/internal/soap/SOAPValueConverter.java
+++ b/bundles/org.openhab.binding.tr064/src/main/java/org/openhab/binding/tr064/internal/soap/SOAPValueConverter.java
@@ -226,13 +226,15 @@ public class SOAPValueConverter {
     @SuppressWarnings("unused")
     private State processTamListURL(State state, Tr064ChannelConfig channelConfig) throws PostProcessingException {
         try {
-            ContentResponse response = httpClient.newRequest(state.toString()).timeout(1000, TimeUnit.MILLISECONDS)
+            ContentResponse response = httpClient.newRequest(state.toString()).timeout(1500, TimeUnit.MILLISECONDS)
                     .send();
             String responseContent = response.getContentAsString();
             int messageCount = responseContent.split("<New>1</New>").length - 1;
 
             return new DecimalType(messageCount);
-        } catch (InterruptedException | TimeoutException | ExecutionException e) {
+        } catch (TimeoutException e) {
+            throw new PostProcessingException("Failed to get TAM list due to time out from URL " + state.toString(), e);
+        } catch (InterruptedException | ExecutionException e) {
             throw new PostProcessingException("Failed to get TAM list from URL " + state.toString(), e);
         }
     }
diff --git a/bundles/org.openhab.binding.tr064/src/main/resources/channels.xml b/bundles/org.openhab.binding.tr064/src/main/resources/channels.xml
index 489391c75..80e310c40 100644
--- a/bundles/org.openhab.binding.tr064/src/main/resources/channels.xml
+++ b/bundles/org.openhab.binding.tr064/src/main/resources/channels.xml
@@ -65,7 +65,7 @@
 			serviceId="urn:X_AVM-DE_HostFilter-com:serviceId:X_AVM-DE_HostFilter1"/>
 		<getAction name="GetWANAccessByIP" argument="NewDisallow">
 			<parameter name="NewIPv4Address" thingParameter="wanBlockIPs"
-				pattern="([1-9]\d{0,2}\.){3}[1-9]\d{0,2}(\s*#.*)*"/>
+				pattern="^((25[0-5]|(2[0-4]|1\d|[1-9]|)\d)(\.(?!$)|$)){4}$"/>
 		</getAction>
 		<setAction name="DisallowWANAccessByIP" argument="NewDisallow">
 			<parameter name="NewIPv4Address" thingParameter="wanBlockIPs"/>