Add a comment for outer-ip option in csum command. Set outer-ip option only when the packet is a IPv4 packet.
Signed-off-by: Jijiang Liu <jijiang.liu at intel.com> --- doc/guides/testpmd_app_ug/testpmd_funcs.rst | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst b/doc/guides/testpmd_app_ug/testpmd_funcs.rst index 4652962..c8baa76 100644 --- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst +++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst @@ -541,7 +541,7 @@ csum set (ip|udp|tcp|sctp|outer-ip) (hw|sw) (port_id) - ip|udp|tcp|sctp always concern the inner layer. -- outer-ip concerns the outer IP layer in case the packet is recognized +- outer-ip concerns the outer IP layer(only for IPv4) in case the packet is recognized as a tunnel packet by the forward engine (vxlan, gre and ipip are supported). See "csum parse-tunnel" command. -- 1.7.7.6