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User Guide 942
Configuring DHCP Filter Configuration Examples
Figure 4-1 Network Topology
Gi1/0/1
DHCPv6 ClientDHCPv6 Client
Illegal DHCPv6
Server
DHCPv6 Client
Switch A
Legal DHCPv6 Server
2001::54
4.2.2 Configuration Scheme
To meet the requirements, you can configure DHCPv6 Filter to filter the DHCPv6 packets
from the illegal DHCPv6 server.
The overview of configuration is as follows:
1) Enable DHCPv6 Filter globally and on all ports.
2) Create an entry for the legal DHCPv6 server.
Demonstrated with T1600G-28TS, the following sections provide configuration procedure
in two ways: using the GUI and using the CLI.
4.2.3 Using the GUI
1) Choose the menu SECURITY > DHCP Filter > DHCPv6 Filter > Basic Config to load the
following page. Enable DHCPv6 Filter globally and click Apply. Select all ports, change
Status as Enable, and click Apply.
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