[SDFAB-595] Add queues configuration

Change-Id: I0f8e0fdd058c41da8262690142051723601006e4
diff --git a/configuration/chassis.rst b/configuration/chassis.rst
index 1db3b1a..767ad3a 100644
--- a/configuration/chassis.rst
+++ b/configuration/chassis.rst
@@ -1,3 +1,5 @@
+.. _stratum_chassis_config:
+
 Stratum Chassis Configuration
 =============================
 
@@ -60,6 +62,8 @@
 * ``slot``: The 1-base index of the slot (aka linecard) which this node belongs. **Required**
 * ``index``: The optional 1-base index of the node within the chassis. **Optional**
 
+.. _singleton_port:
+
 Singleton Port
 --------------