vhost: add power monitor API

[dpdk.git] / doc / guides / nics / null.rst

diff --git a/doc/guides/nics/null.rst b/doc/guides/nics/null.rst
index 405edf0..e75abd9 100644 (file)
--- a/doc/guides/nics/null.rst
+++ b/doc/guides/nics/null.rst
@@ -14,7 +14,7 @@ Usage
 
 .. code-block:: console
 
-   $RTE_TARGET/app/testpmd -l 0-3 -n 4 --vdev net_null0 --vdev net_null1 -- -i
+   ./<build_dir>/app/dpdk-testpmd -l 0-3 -n 4 --vdev net_null0 --vdev net_null1 -- -i
 
 
 Runtime Config Options
@@ -26,7 +26,7 @@ Runtime Config Options
 
 .. code-block:: console
 
-   $RTE_TARGET/app/testpmd -l 0-3 -n 4 --vdev "net_null0,copy=1" -- -i
+   ./<build_dir>/app/dpdk-testpmd -l 0-3 -n 4 --vdev "net_null0,copy=1" -- -i
 
 - ``size`` [optional, default=64 bytes]
 
@@ -35,5 +35,9 @@ Runtime Config Options
 
 .. code-block:: console
 
-   $RTE_TARGET/app/testpmd -l 0-3 -n 4 --vdev "net_null0,size=256" -- -i
+   ./<build_dir>/app/dpdk-testpmd -l 0-3 -n 4 --vdev "net_null0,size=256" -- -i
 
+- ``no-rx`` [optional, default disabled]
+
+ Makes PMD more like ``/dev/null``. On Rx no packets received, on Tx all packets are freed.
+ This option can't co-exist with ``copy`` option.