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<table border="1">
<tr>
<td>IP</td>
<td>^math:ip2long[IP]</td>
<td>^math:long2ip(^math:ip2long[IP])</td>
</tr>
<tr>
<td>10.0.0.2</td>
<td>167772162</td>
<td>10.0.0.2</td>
</tr>
<tr>
<td>213.152.135.132</td>
<td>3583543172</td>
<td>213.152.135.132</td>
</tr>
<tr>
<td>255.255.255.254</td>
<td>4294967294</td>
<td>255.255.255.254</td>
</tr>
<tr>
<td>255.255.255.255</td>
<td>4294967295</td>
<td>255.255.255.255</td>
</tr>
<tr>
<td>10.0.0..2</td>
<td>Invalid IP address '10.0.0..2' specified.</td>
<td>&mdash;</td>
</tr>
<tr>
<td>10.1</td>
<td>Invalid IP address '10.1' specified.</td>
<td>&mdash;</td>
</tr>
<tr>
<td>.10.1.1.1</td>
<td>Invalid IP address '.10.1.1.1' specified.</td>
<td>&mdash;</td>
</tr>
<tr>
<td>10.1.1.</td>
<td>Invalid IP address '10.1.1.' specified.</td>
<td>&mdash;</td>
</tr>
<tr>
<td></td>
<td>IP address must not be empty.</td>
<td>&mdash;</td>
</tr>
</table>