| Prestige 100L IDSL Router | |
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FIELD | DESCRIPTION | OPTION |
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Destination: Port # | Select the comparison to apply to the destination port in | None/Less/Greater/ |
Comp | the packet against the value given in Destination: Port #. | Equal/Not Equal |
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Source: IP Address | Enter the source IP Address of the packet you wish to | IP Address |
| filter. This field is disregarded if it has a 0.0.0.0 value. |
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Source: IP Mask | Enter the IP mask to apply to the Source: IP Addr. | IP Mask |
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Source: Port # | Enter the source port of the packets that you wish to filter. | 0 to 65535 |
| The range of this field is 0 to 65535. This field is |
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| disregarded if it has a 0 value. |
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Source: Port # | Select the comparison to apply to the source port in the | None/Less/Greater/ |
Comp | packet against the value given in Source: Port #. | Equal/Not Equal |
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TCP Estab | This field is applicable only when IP Protocol field is 6, | Yes/No |
| TCP. If Yes, the rule matches only established TCP |
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| connections; or else the rule matches all TCP packets. |
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More | If Yes, a matching packet is passed to the next filter rule | Yes/No |
| before an action is taken; or else the packet is disposed of |
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| according to the action fields. |
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| If More is Yes, then Action Matched and Action Not |
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| Matched is N/A. |
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Log | Select the logging option from the following: |
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| • None – No packet is logged. | None |
| • Action Matched – Only packets that match the rule | |
| Action Matched | |
| parameters are logged. | |
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| • Action Not Matched – Only packets that do not | Action Not Matched |
| match the rule parameters are logged. | Both |
| • Both – All packets are logged. | |
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Action Matched | Select the action for a matching packet. | Check Next Rule |
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| Forward |
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| Drop |
Action Not Matched | Select the action for a packet not matching the rule. | Check Next Rule |
| Forward | |
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| Drop |
Once you have completed filling in Menu 21.1.1.1 - TCP/IP Filter Rule, press the [Enter] key at the message [Press Enter to Confirm] to save your configuration, or press the [Esc] key to cancel. This data is displayed on Menu 21.1.1 - Filter Rules Summary.
The following diagram illustrates the logic flow of an IP filter.
Filters |
