A simple table....

\begin{table}[tbph]
\begin{center}
\caption{Summary of TAHI Conformance Test (usagi24-s20020401, \%)\label{tahi-usagi24}}
\begin{tabular}{|c|c|c|c|}
\hline
Test Series             & Pass          &       Warn    &       Fail    \\
\hline
\hline
Spec.                   &       100     &       0       &       0       \\
ICMPv6                  &       100     &       0       &       0       \\
Neighbor Discovery      &       79      &       5       &       15      \\
Autoconf                &       98      &       2       &       0       \\
PMTU                    &       50      &       0       &       50      \\
IPv6/IPv4 Tunnel        &       100     &       0       &       0       \\
Robustness              &       100     &       0       &       0       \\
\hline
\end{tabular}
\end{center}
\end{table}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

A full-page, far more complex table....

\begin{table*}[t]
\begin{center}
\footnotesize
\begin{tabular}{|l|l||r|r|r|r|r|r|r|r|r||r|}
 \hline
 \multicolumn{2}{|c||}{} & & \multicolumn{2}{|c|}{ANSI.os} 
 &  & \multicolumn{2}{|c|}{POSIX.os} & \multicolumn{2}{|c|}{LSB.os}
 &  & RedHat7.3 \\
 \cline{4-5} \cline{7-10}
 \multicolumn{2}{|c||}{\raisebox{1.3ex}[0pt]{Section}} 
 & \multicolumn{1}{|c|}{\raisebox{1.3ex}[0pt]{ANSI.hdr}} 
 & \multicolumn{1}{|c|}{F} & \multicolumn{1}{|c|}{M} 
 & \multicolumn{1}{|c|}{\raisebox{1.3ex}[0pt]{POSIX.hdr}}
 & \multicolumn{1}{|c|}{F} & \multicolumn{1}{|c|}{M} 
 & \multicolumn{1}{|c|}{F} & \multicolumn{1}{|c|}{M} 
 & \multicolumn{1}{|c||}{\raisebox{1.3ex}[0pt]{Total}} & Total \\
 \hline
 \hline
 & Expect 
 & 386 & 1244 & 1244 & 394 & 1600 & 1600 & 908 & 908 & 8284 & 8284 \\
 \cline{2-12}
 \multicolumn{1}{|c|}{\raisebox{1.3ex}[0pt]{Total}} 
 & Actual 
 & 386 & 1244 & 1244 & 394 & 1600 & 1600 & 908 & 908 & 8284 & 8284 \\
 \hline
 \multicolumn{2}{|l||}{Succeeded} 
 & 176 & 1112 & 86 & 207 & 1333 & 0 & 695 & 0 & 3609 & 3583 \\
 \multicolumn{2}{|l||}{Failed} 
 & 4 & 0 & 0 & 5 & 2 & 0 & 49 & 0 & 60 & 45 \\
 \multicolumn{2}{|l||}{Warnings} 
 & 0 & 12 & 0 & 0 & 5 & 0 & 2 & 0 & 19 & 18 \\
 \multicolumn{2}{|l||}{FIP} 
 & 2 & 0 & 0 & 2 & 2 & 0 & 1 & 0 & 7 & 7 \\
 \multicolumn{2}{|l||}{Unresolved} 
 & 0 & 0 & 0 & 0 & 0 & 0 & 5 & 0 & 5 & 4 \\
 \multicolumn{2}{|l||}{Uninitiated} 
 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 \\
 \multicolumn{2}{|l||}{Unsupported} 
 & 203 & 0 & 0 & 179 & 72 & 0 & 59 & 0 & 513 & 513 \\
 \multicolumn{2}{|l||}{Untested} 
 & 0 & 4 & 0 & 0 & 7 & 0 & 39 & 0 & 50 & 43 \\
 \multicolumn{2}{|l||}{NotInUse} 
 & 1 & 116 & 1158 & 1 & 179 & 1600 & 58 & 908 & 4021 & 4021 \\
 \hline
\end{tabular}
Key: F:function, M:macro;\ FIP: Further Information Provided
\end{center}
\hspace{5mm} 
\caption{LSB 1.2 testsuites result}
\label{lsb_result}
\end{table*}