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Chapter 12
DHCP
The section describes to configure and display the DHCP Snooping parameters of the switch.
The DHCP Snooping can prevent attackers from adding their own DHCP servers to the network.
12-1 Snooping
12-1.1 Configuration
DHCP Snooping is used to block intruder on the untrusted ports of the switch
device when it tries to intervene by injecting a bogus DHCP reply packet to a
legitimate conversation between the DHCP client and server.
The section describes to configure the DHCP Snooping parameters of the
switch. The DHCP Snooping can prevent attackers from adding their own
DHCP servers to the network.
Web Interface
To configure DHCP snooping in the web interface:
1.
Click DHCP, Snooping and Configuration.
2.
Select “on” in the Mode of DHCP Snooping Configuration.
3.
Select “Trusted” of the specific port in the Mode of Port Mode Configuration.
4.
Click Apply.
Figure 12-1.1: The DHCP Snooping Configuration
Parameter description:
Snooping Mode :
Indicates the DHCP snooping mode operation. Possible modes are:
on: Enable DHCP snooping mode operation. When DHCP snooping mode operation is
enabled, the DHCP request messages will be forwarded to trusted ports and only allow reply
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Страница 7: ...viii Revision History Release Date Revision Initial Release 2017 01 20 A1 ...
Страница 14: ...5 Figure 2 Set system information ...
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Страница 53: ...44 Reset Click to undo any changes made locally and revert to previously saved values ...
Страница 57: ...48 Click to refresh the page Clear Clears the counters for the selected port ...
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Страница 249: ...240 Click to save changes Reset Click to undo any changes made locally and revert to previously saved values ...