diff options
Diffstat (limited to 'doc/guides/testpmd_app_ug/run_app.rst')
| -rw-r--r-- | doc/guides/testpmd_app_ug/run_app.rst | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/doc/guides/testpmd_app_ug/run_app.rst b/doc/guides/testpmd_app_ug/run_app.rst index f717bd3f..4495ed03 100644 --- a/doc/guides/testpmd_app_ug/run_app.rst +++ b/doc/guides/testpmd_app_ug/run_app.rst @@ -196,7 +196,7 @@ The commandline options are: * ``--port-topology=mode`` - Set port topology, where mode is ``paired`` (the default) or ``chained``. + Set port topology, where mode is ``paired`` (the default), ``chained`` or ``loop``. In ``paired`` mode, the forwarding is between pairs of ports, for example: (0,1), (2,3), (4,5). @@ -204,6 +204,8 @@ The commandline options are: The ordering of the ports can be changed using the portlist testpmd runtime function. + In ``loop`` mode, ingress traffic is simply transmitted back on the same interface. + * ``--forward-mode=mode`` Set the forwarding mode where ``mode`` is one of the following:: |