Traffic stream with 100 000 unique flows (100 IPs/users x 1000 UDP ports) in
one direction.
+.. topic:: 1C1N
+
+ 1 service chain with 1 network function per chain.
+
+.. topic:: 2C1N
+
+ 2 service chains with 1 network function per chain.
+
+.. topic:: 1C2N
+
+ 1 service chain with 2 network functions per chain.
+
+.. topic:: 2C2N
+
+ 2 service chains with 2 network functions per chain.
+
Tags marking functional vs. performance of tests
------------------------------------------------
Tests which use HTTP.
+.. topic:: SERVICE_DENSITY
+
+ Performance tests which measures performance of service density by creating
+ topology of multiple sevice chains of network functions.
+
Forwarding mode tags
--------------------