Configuration verification, Figure 6 – H3C Technologies H3C SecPath F1000-E User Manual

Page 614

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Figure 6 Add a blacklist entry for Host C

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Enter IP address 192.168.1.5.

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Select the Hold Time option and, in the box next to the option, set the lifetime of the entry to 50

minutes.

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Click Apply to complete the configuration.

# Configure scanning detection for the untrusted zone.
Select Intrusion Detection > Traffic Abnormality > Scanning Detection from the navigation

tree and then perform configurations as shown in

Figure 7

.

Figure 7 Configure scanning detection for the untrusted zone

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Select security zone Untrust.

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Select the Enable Scanning Detection option.

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Set the scanning threshold to 4500.

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Select the Add the source IP to the blacklist option.

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Click Apply to complete the configuration.

Configuration verification

After completing the configurations, check that:

•

The manually added blacklist entries appear on the blacklist. You can select Intrusion Detection
> Blacklist from the navigation tree to display the list.

•

The device discards all packets from Host D before you remove the blacklist entry for the host.

•

The device discards all packets from Host C within 50 minutes. After 50 minutes, the device
forwards packets from Host C normally.

•

Upon detecting a scanning attack from the untrusted zone, the device outputs an alarm log and
adds the IP address to the blacklist. You can select Intrusion Detection > Blacklist from the
navigation tree to check the blacklist for the entry.

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