/* IP_byte_align[] is used for IP header DWORD byte aligned
0: indicate the IP header won't be DWORD byte aligned.(Default) .
1: indicate the IP header will be DWORD byte aligned.
/* IP_byte_align[] is used for IP header DWORD byte aligned
0: indicate the IP header won't be DWORD byte aligned.(Default) .
1: indicate the IP header will be DWORD byte aligned.