In the data field insert packet data captured by tcpdump -X, like the following:
0x0000: 4500 006e 970e 0000 7111 26ef 3e76 5010 E..n....q.&.>vP.
0x0010: b061 4c9a 6207 01bb 005a c872 73ad 3dc8 .aL.b....Z.rs.=.
0x0020: 175e df58 c3c3 806d eb86 6f08 3c62 ff95 .^.X...m..o.<b..
0x0030: 16ef e77e 2955 5c83 803c f941 d0ae bd96 ...~)U\..<.A....
0x0040: 6f03 4d65 9a5c 5907 2095 159e ce9d cf0d o.Me.\Y.........
0x0050: 6718 db5f 92cf f154 4285 9934 a87c 0216 g.._...TB..4.|..
0x0060: b41d 3ae8 19fd f8fb 6fa0 d352 230c ..:.....o..R#.
Header will be replaced automatically