[spp] [PATCH 11/28] doc: add network configuration diagram

[ogawa.yasufumi at lab.ntt.co.jp]

From: Hiroyuki Nakamura <nakamura.hioryuki at po.ntt-tx.co.jp>

Signed-off-by: Naoki Takada <takada.naoki at lab.ntt.co.jp>
---
 docs/spp_vf/sample_usage.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/docs/spp_vf/sample_usage.md b/docs/spp_vf/sample_usage.md
index 5f6ece2..bb4d540 100644
--- a/docs/spp_vf/sample_usage.md
+++ b/docs/spp_vf/sample_usage.md
@@ -7,6 +7,8 @@ It enables to access to VMs with ssh from a remote node.
 Before trying this sample, install SPP by following
 [setup guide](setup_guide.md).
 
+![spp_sample_usage](spp_sample_usage.svg)
+
 ## Testing Steps
 
 In this section, you configure spp_vf and client applications for
-- 
2.13.1