Huawei R2561 User Manual page 39

IDU R2561
User Guide
This page is to configure and change the firewall settings. The firewall feature can be used to
block unauthorized access and allowing only authorized communications from the Internet
network. It also allows the device to be managed over the Internet by authorized user.
Figure 4‑ 23 Firewall
Current Firewall Level
Shows the current device firewall level.
Firewall Level
Allows user to change the device firewall level here, there are four options pre-defined:
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Filtering Strategy
The filtering rules you set will take precedence over the default inbound and outbound
policies.
MAC Filtering
Block or allow the client device's internet access via MAC address, you can go Advanced >
MAC Filtering to edit whitelist and backlist
IP Filtering
Block or allow the client device's internet access via IP address, you can go Advanced > IP
Filtering to edit whitelist and backlist
URL Filtering
Block or allow the client device's internet access via URL(web address), you can go
Advanced > URL Filter to edit whitelist and backlist
DoS Attack
Block Denial of Service (DoS) attack from the LAN and Internet, such as SYN floods and
ping floods.
Issue 01 (2019-02-28)
Low (filtering disabled)
Medium (standard)
High
Custom (If you chose Custom option, you can customize the MAC Filtering, IP
Filtering and URL Filtering options)
Copyright © Huawei Technologies Co., Ltd.
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