Attack Defense; Firewall; Account Lockout - Dahua DH-XVR42 AN-I Series User Manual

5.19.3 Attack Defense

5.19.3.1 Firewall

Procedure
Step 1 Select Main Menu > SECURITY > Attack Defense > Firewall.
Select Enable to enable firewarll.
Step 2
Step 3 Configure the parameters.
Parameter
Mode
Add
Type
IP Address
Start Port
End Port
Start Address/End Address
MAC Address
Step 4 Click Apply.

5.19.3.2 Account Lockout

Procedure
Step 1 Select Main Menu > SECURITY > Attack Defense > Account Lockout.
Step 2 Set parameters.
Table 5-73 Firewall parameters
Description
Mode can be configured when Type is Network Access.
● If Allowlist is enabled, you can visit device port
successfully with IP/MAC hosts in the allowlist.
● If Blocklist is enabled, you cannot visit device port with
IP/MAC hosts in blocklist.
When Type is Network Access, you can configure IP
Address, IP Segment and MAC Address.
You can select IP address, IP segment and MAC address.
Enter IP Address, Start Port and End Port that is allowed or
forbidden.
When Type is IP Address, they can be configured. Start
Port and End Port can be configured only in Network
Access Type.
Enter Start Address and End Address of IP Segment.
When Type is IP Segment, they can be configured.
Enter MAC Address that is allowed or forbidden
When Type is MAC Address, it can be configured.
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