\documentclass[10pt, a4paper, oneside]{article}

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\usepackage{t1enc}
\usepackage{alltt}
\usepackage{graphics}
\usepackage[finnish]{babel}

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\begin{figure}[bh]
\vskip 5mm
\begin{center}
\leavevmode
\epsfbox{#1.eps}
\end{center}
\caption{#2}
\label{figure:#1}
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}

\hyphenation{ISA-KMP}
\begin{document}


\begin{figure}
\begin{tabular}{c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c c }
\texttt{\tiny{0}} &\texttt{\tiny{1}} & \texttt{\tiny{2}} & \texttt{\tiny{3}} & \texttt{\tiny{4}} &
\texttt{\tiny{5}} & \texttt{\tiny{6}} & \texttt{\tiny{7}} & \texttt{\tiny{8}} & \texttt{\tiny{9}} &
\texttt{\tiny{0}} & \texttt{\tiny{1}} & \texttt{\tiny{2}} & \texttt{\tiny{3}} & \texttt{\tiny{4}} &
\texttt{\tiny{5}} & \texttt{\tiny{6}} & \texttt{\tiny{7}} & \texttt{\tiny{8}} & \texttt{\tiny{9}} &
\texttt{\tiny{0}} & \texttt{\tiny{1}} & \texttt{\tiny{2}} & \texttt{\tiny{3}} & \texttt{\tiny{4}} &
\texttt{\tiny{5}} & \texttt{\tiny{6}} & \texttt{\tiny{7}} &
\texttt{\tiny{8}} & \texttt{\tiny{9}} & 
\texttt{\tiny{0}} & \texttt{\tiny{1}}  \\ \hline 
\multicolumn{4}{|c|}{vers:4}
& \multicolumn{4}{|c|}{hlen:5}
& \multicolumn{8}{|c|}{service type: 0}
& \multicolumn{16}{|c|}{total length: 44} \\ \hline
\multicolumn{16}{|c|}{identification: 1234}
& \multicolumn{3}{|c|}{flags}
& \multicolumn{13}{|c|}{fragment offset: 0} \\ \hline
\multicolumn{8}{|c|}{TTL: 5}
& \multicolumn{8}{|c|}{protocol: 50}
& \multicolumn{16}{|c|}{header checksum: x} \\ \hline
\multicolumn{32}{|c|}{source address: 82D9CB1F} \\ \hline
\multicolumn{32}{|c|}{destination address: 82D9CA11} \\ \hline
\multicolumn{32}{|c|}{SPI: 54321} \\ \hline
\multicolumn{32}{|c|}{sequence number: 1234} \\ \hline
\multicolumn{16}{|c|}{source port: 49153}
& \multicolumn{16}{|c|}{destination port: 51234} \\ \hline
\multicolumn{16}{|c|}{length: 12}
& \multicolumn{16}{|c|}{checksum: 0} \\ \hline
\multicolumn{32}{|c|}{1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0
1 0 1 0 1 0 1 0} \\ \cline{9-32}
\multicolumn{8}{|c|}{1 0 1 0 1 0 1 0}
& \multicolumn{7}{|c}{}
& \multicolumn{1}{c|}{1}
& \multicolumn{8}{|c|}{length: 1}
& \multicolumn{8}{|c|}{next: 17} \\ \hline
\multicolumn{32}{|c|}{HMAC-MD5-hash: LAli} \\
\multicolumn{32}{|c|}{TsXL} \\
\multicolumn{32}{|c|}{AOhC} \\
\multicolumn{32}{|c|}{CauD}  \\ \hline
\end{tabular}
\caption{A message}
\label{fig:ipv4}
\end{figure}


\end{document}

