doc: add policer table details for metering application

The change adds note for previous colour in colour blind and DROP
in profile table actions. In colour blind mode only valid previous
colour is GREEN. To drop packets based on new colour one needs to
set action as DROP in profile table.

Signed-off-by: Vipin Varghese <vipin.varghese@intel.com>

diff --git a/doc/guides/sample_app_ug/qos_metering.rst b/doc/guides/sample_app_ug/qos_metering.rst
index 6391841..2e8e017 100644 (file)
--- a/doc/guides/sample_app_ug/qos_metering.rst
+++ b/doc/guides/sample_app_ug/qos_metering.rst
@@ -149,3 +149,7 @@ In this particular case:
 *   Every packet which color has improved is dropped (this particular case can't happen, so these values will not be used).
 
 *   For the rest of the cases, the color is changed to red.
+
+.. note::
+    * In color blind mode, first row GREEN colour is only valid.
+    * To drop the packet, policer_table action has to be set to DROP.