Chapter 25 IP Source Guard
settings for the ARP inspection log. To open this screen, click Advanced
Application > IP Source Guard > ARP Inspection > Configure.
Figure 124 ARP Inspection Configure
The following table describes the labels in this screen.
Table 74 ARP Inspection Configure
LABEL | DESCRIPTION |
Active | Select this to enable ARP inspection on the Switch. You still have to |
| enable ARP inspection on specific VLAN and specify trusted ports. |
|
|
Filter Aging Time |
|
|
|
Filter aging | This setting has no effect on existing MAC address filters. |
time | Enter how long (1~2147483647 seconds) the MAC address filter |
| |
| remains in the Switch after the Switch identifies an unauthorized |
| ARP packet. The Switch automatically deletes the MAC address filter |
| afterwards. Enter 0 if you want the MAC address filter to be |
| permanent. |
|
|
Log Profile |
|
|
|
Log buffer size | Enter the maximum number (1~1024) of log messages that were |
| generated by ARP packets and have not been sent to the syslog |
| server yet. Make sure this number is appropriate for the specified |
| Syslog rate and Log interval. |
| If the number of log messages in the Switch exceeds this number, |
| the Switch stops recording log messages and simply starts counting |
| the number of entries that were dropped due to unavailable buffer. |
| Click Clearing log status table in the ARP Inspection Log Status |
| screen to clear the log and reset this counter. See Section 25.8 on |
| |
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| 237 |
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