diff --git a/roles/qos/files/dscp.list b/roles/qos/files/dscp.list
new file mode 100644
index 0000000..f55297d
--- /dev/null
+++ b/roles/qos/files/dscp.list
@@ -0,0 +1,20 @@
+32
+40
+48
+56
+64
+72
+80
+88
+96
+104
+112
+120
+128
+136
+144
+152
+160
+184
+192
+224
diff --git a/roles/qos/files/qostraf.sh b/roles/qos/files/qostraf.sh
new file mode 100644
index 0000000..3a1862f
--- /dev/null
+++ b/roles/qos/files/qostraf.sh
@@ -0,0 +1,6 @@
+#!/bin/bash
+while read -r line
+do
+	[[ -n "$line" ]] && ping -c 10 -Q $line {{ hostvars[groups['sipserver'][0]].ansible_host }}  >/dev/null
+done < /home/pi/scripts/dscp.list
+
diff --git a/roles/qos/tasks/main.yaml b/roles/qos/tasks/main.yaml
new file mode 100644
index 0000000..54f0424
--- /dev/null
+++ b/roles/qos/tasks/main.yaml
@@ -0,0 +1,20 @@
+---
+- name: copy qostraf script
+  copy:
+          src: "{{ item.src }}"
+          dest: "{{ item.dest }}"
+          owner: pi
+          group: pi
+          mode: a+x
+  with_items:
+          - { src: "{{ role_path }}/files/qostraf.sh", dest: "/home/pi/scripts/qostraf.sh" }
+          - { src: "{{ role_path }}/files/dscp.list", dest: "/home/pi/Documents/dscp.list" }
+  tags: qostraf_script
+- name: enable cron job for qostraf
+  cron:
+          name: "facebooktraff"
+          minute: "*/5"
+          hour: "7-18"
+          weekday: "1-5"
+          job: "/home/pi/scripts/qostraf.sh"
+  tags: qostraf_cron