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===Best Practices===
<table border="1" cellspacing="0" cellpadding="5" style="margin-left:51px;">
<tr><td>'''Purpose'''</td><td>'''Older Method'''<br>''(command)''</td><td>'''Newer Method'''<br>''(command)''</td></tr>
<tr> <td>Obtain IP ADDRESS and Subnet Mask</td><th>ifconfig</th><th>ip address</th></tr>
<tr> <td>Obtain Default Gateway</td><th>route -n</th><th>ip route</th></tr>
<tr> <td>Obtain DNS Server</td><th>nslookup</th><th>more resolv.conf</th></tr>
<tr> <td>Obtain Hostname</td><th>uname -n</th><th>uname -n</th></tr>
</table>
#'''Always start with the default iptables settings''':