NFVBENCH-163: Add gratuitous ARP in case of L3 router mode

[nfvbench.git] / docs / testing / user / userguide / pvpl3.rst

diff --git a/docs/testing/user/userguide/pvpl3.rst b/docs/testing/user/userguide/pvpl3.rst
index f2b3d51..003e4c1 100644 (file)
--- a/docs/testing/user/userguide/pvpl3.rst
+++ b/docs/testing/user/userguide/pvpl3.rst
@@ -64,3 +64,6 @@ Upon start, NFVbench will:
 
 
 Please note: ``l3_router`` option is also compatible with external routers. In this case NFVBench will use ``EXT`` chain.
+
+.. note:: Using a long NFVbench run test, end-to-end connectivity can be lost depending on ARP stale time SUT configuration.
+To avoid this issue, activate Gratuitous ARP stream using ``--gratuitous-arp`` or ``-garp`` option.
\ No newline at end of file