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| [[Image:Network firewall ddos icmp.PNG]]
| | <table class="nd-mantable"> |
| | | <tr> |
| | | <th>field name</th> |
| {| class="wikitable"
| | <th>value</th> |
| |+
| | <th>description</th> |
| ! style="width: 250px; border: 1px solid white; border-bottom: 2px solid #0054A6; background: white; color: #0054A6; text-align: left;" | FIELD NAME
| | </tr> |
| ! style="width: 250px; border: 1px solid white; border-bottom: 2px solid #0054A6; background: white; color: #0054A6; text-align: left;" | VALUE
| | <tr> |
| ! style="width: 579px; border: 1px solid white; border-bottom: 2px solid #0054A6; background: white; color: #0054A6; text-align: left;" | DESCRIPTION
| | <td>Enable ICMP requests</td> |
| |-
| | <td>yes {{!}} no; Default: '''yes'''</td> |
| ! style="border: 1px solid white; border-bottom: 2px solid #E8E8E8; text-align: left; vertical-align: top; background: white;" | Enable ICMP requests
| | <td>Toggles the rule ON or OFF</td> |
| | style="border: 1px solid white; border-bottom: 2px solid #E8E8E8; text-align: left; vertical-align: top; background: white;" | yes {{!}} no; Default: '''yes'''
| | </tr> |
| | style="border: 1px solid white; border-bottom: 2px solid #E8E8E8; text-align: left; vertical-align: top; background: white;" | Toggles the rule ON or OFF
| | <tr> |
| |-
| | <td>Enable ICMP limit</td> |
| ! style="border: 1px solid white; border-bottom: 2px solid #E8E8E8; text-align: left; vertical-align: top; background: white;" | Enable ICMP requests
| | <td>yes {{!}} no; Default: '''no'''</td> |
| | style="border: 1px solid white; border-bottom: 2px solid #E8E8E8; text-align: left; vertical-align: top; background: white;" | yes {{!}} no; Default: '''yes'''
| | <td>Toggles ICMP echo-request limit in selected period ON or OFF</td> |
| | style="border: 1px solid white; border-bottom: 2px solid #E8E8E8; text-align: left; vertical-align: top; background: white;" | Toggles ICMP echo-request limit in selected period ON or OFF
| | </tr> |
| |-
| | <tr> |
| ! style="border: 1px solid white; border-bottom: 2px solid #E8E8E8; text-align: left; vertical-align: top; background: white;" | Limit period
| | <td>Limit period</td> |
| | style="border: 1px solid white; border-bottom: 2px solid #E8E8E8; text-align: left; vertical-align: top; background: white;" | Second {{!}} Minute {{!}} Hour {{!}} Day; Default: '''Second'''
| | <td>Second {{!}} Minute {{!}} Hour {{!}} Day; Default: '''Second'''</td> |
| | style="border: 1px solid white; border-bottom: 2px solid #E8E8E8; text-align: left; vertical-align: top; background: white;" | Select ICMP echo-request period limit
| | <td>Select ICMP echo-request period limit</td> |
| |-
| | </tr> |
| ! style="border: 1px solid white; border-bottom: 2px solid #E8E8E8; text-align: left; vertical-align: top; background: white;" | Limit
| | <tr> |
| | style="border: 1px solid white; border-bottom: 2px solid #E8E8E8; text-align: left; vertical-align: top; background: white;" | integer; Default: '''10'''
| | <td>Limit</td> |
| | style="border: 1px solid white; border-bottom: 2px solid #E8E8E8; text-align: left; vertical-align: top; background: white;" | Maximum ICMP echo-request number during the period
| | <td>integer; Default: '''10'''</td> |
| |-
| | <td>Maximum ICMP echo-request number during the period</td> |
| ! style="border: 1px solid white; border-bottom: 2px solid #E8E8E8; text-align: left; vertical-align: top; background: white;" | Limit burst
| | </tr> |
| | style="border: 1px solid white; border-bottom: 2px solid #E8E8E8; text-align: left; vertical-align: top; background: white;" | integer; Default: '''5'''
| | <tr> |
| | style="border: 1px solid white; border-bottom: 2px solid #E8E8E8; text-align: left; vertical-align: top; background: white;" | Indicate the maximum burst before the above limit kicks in
| | <td>Limit burst</td> |
| |-
| | <td>integer; Default: '''5'''</td> |
| |}
| | <td>Indicate the maximum burst before the above limit kicks in</td> |
| | </tr> |
| | </table> |
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| ===SSH Attack Prevention=== | | ===SSH Attack Prevention=== |