diff --git a/modules/monitoring/application/controllers/CommentController.php b/modules/monitoring/application/controllers/CommentController.php
index c97f12558..c3fcd18f8 100644
--- a/modules/monitoring/application/controllers/CommentController.php
+++ b/modules/monitoring/application/controllers/CommentController.php
@@ -64,12 +64,15 @@ class Monitoring_CommentController extends Controller
      */
     public function showAction()
     {
+        $listCommentsLink = Url::fromPath('monitoring/list/comments')
+            ->setQueryString('comment_type=(comment|ack)');
+
         $this->view->comment = $this->comment;
         if ($this->hasPermission('monitoring/command/comment/delete')) {
             $this->view->delCommentForm = $this->createDelCommentForm();
             $this->view->delCommentForm->populate(
                 array(
-                    'redirect' => Url::fromPath('monitoring/list/comments'),
+                    'redirect' => $listCommentsLink,
                     'comment_id' => $this->comment->id,
                     'comment_is_service' => isset($this->comment->service_description)
                 )
diff --git a/modules/monitoring/application/controllers/CommentsController.php b/modules/monitoring/application/controllers/CommentsController.php
index dcd1523e8..64eeeb361 100644
--- a/modules/monitoring/application/controllers/CommentsController.php
+++ b/modules/monitoring/application/controllers/CommentsController.php
@@ -81,9 +81,8 @@ class Monitoring_CommentsController extends Controller
     {
         $this->assertPermission('monitoring/command/comment/delete');
 
-        $this->view->comments = $this->comments;
-        $this->view->listAllLink = Url::fromPath('monitoring/list/comments')
-                ->setQueryString($this->filter->toQueryString());
+        $listCommentsLink = Url::fromPath('monitoring/list/comments')
+            ->setQueryString('comment_type=(comment|ack)');
         $delCommentForm = new DeleteCommentsCommandForm();
         $delCommentForm->setTitle($this->view->translate('Remove all Comments'));
         $delCommentForm->addDescription(sprintf(
@@ -91,8 +90,11 @@ class Monitoring_CommentsController extends Controller
             count($this->comments)
         ));
         $delCommentForm->setComments($this->comments)
-                ->setRedirectUrl(Url::fromPath('monitoring/list/comments'))
-                ->handleRequest();
+            ->setRedirectUrl($listCommentsLink)
+            ->handleRequest();
         $this->view->delCommentForm = $delCommentForm;
+        $this->view->comments = $this->comments;
+        $this->view->listAllLink = Url::fromPath('monitoring/list/comments')
+                ->setQueryString($this->filter->toQueryString());
     }
 }