S350 Series 24-Port (PoE+) and 48-Port Gigabit Ethernet Smart Managed Pro Switches
Configure System Information User Manual100
If you do not know the IP address of the switch, see Discover or Change the Switch IP
Address on page 12.
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 Systemï€ > Services > DHCP Snooping > Global Configuration.
6. Select the DHCP Snooping Mode Enable radio button.
The default is Disable.
7. To enable the verification of the sender’s MAC address for DHCP snooping, leave the MAC
Address Validation Enable
radio button selected.
The default is Enable.
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 off-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.