NDK Example fail on evm 6678

Hello

I want to Ethernet communication EVM board to my pc

so, i found an example

C:\ti\mcsdk_2_01_02_06\examples\ndk\client\evmc6678l  ->DSP example

C:\ti\ndk_2_24_01_18\packages\ti\ndk\winapps  testudp.exe

my pc ip setting  :192.168.2.200

             gateway : 192.168.2.101

I was conneced to my evm board to Swich , also i was conneced to my pc  to swich.

first I runned client_evnc7778l.out from ccs

after that , second I runned testudp.exe from my cmd window

But I failed my test

This is CCS Screen

and my PC screen

I want to some questions

1. What is the correct way to connect the pc to the EVM Board for Ethernet communication

2. What the problem on my test?

3. not able to ping from my pc

   ping 192.168.2.100

  That,s means : <100% Loss>

Why?

Regards,