User Manual

S350 Series 8-Port Gigabit Ethernet Smart Switch Models GS308T and GS310TP
Configure System Information User Manual89
When MAC address validation is enabled, the device checks packets that are received
on an untrusted interface to verify that the MAC address and the DHCP client hardware
address match. If the addresses do not match, the device drops the packet.
8. Click the Apply button.
Your settings are saved.
Enable DHCP for All Interfaces in a VLAN
To enable DHCP snooping for all interfaces that are members of a VLAN:
1. Connect your computer to the same network as the switch.
You can use a WiFi or wired connection to connect your computer to the network, or
connect directly to a switch that is of
f-network using an Ethernet cable.
2. Launch a web browser.
3. In the address field of your web browser
, enter the IP address of the switch.
If you do not know the IP address of the switch, see
Discover or Change the Switch IP
Address on page 12.
Your web browser might display a security message, which you can ignore. For more
information, see Access the Local Browser Interface on page 18.
The login window opens.
4. Enter the switch’
s password in the Password field.
The default password is password.
The System Information page displays.
5. Select System> Services > DHCP Snooping > Global Configuration.
The DHCP Snooping Global Configuration page displays.
6. In the VLAN ID field, specify the VLAN on which DHCP snooping is enabled.
7. From the DHCP Snooping Mode menu, select Enable.
8. Click the Apply button.
Your settings are saved.
Configure DHCP Snooping Interface Settings
You can view and configure each port as a trusted or untrusted port. Any DHCP responses
received on a trusted port are forwarded. If a port is configured as untrusted, any DHCP (or
BootP) responses received on that port are discarded.