User Manual

Configure System Information
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Insight Managed 8-Port Gigabit Ethernet Smart Cloud Switch with 2 SFP Fiber Ports
4. Enter the switch’s password in the password field.
The default password is password. If you added the switch to a network on the Insight
app before and you did not yet change the password through the local browser interface,
enter your Insight network password.
The System Information page displays.
5. Select System> Services > DHCP L2 Relay > DHCP L2 Relay Interface Statistics.
The DHCP L2 Relay Interface Statistics page displays.
6. To display information for all ports and LAGs, click the All link.
7. Select one or more interfaces by taking one of the following actions:
• To configure a single interface, select the check box associated with the port, or type
the port number in the Go To Interface field and click the Go button.
• To configure multiple interfaces with the same settings, select the check box
associated with each interface.
• To configure all interfaces with the same settings, select the check box in the heading
row.
The following table describes the nonconfigurable data that is displayed.
8. To refresh the page with the latest information about the switch, click the Refresh button.
9. To clear all interfaces statistics, click the Clear button.
Configure DHCP Snooping
DHCP snooping is a useful feature that provides security by filtering untrusted DHCP
messages and by building and maintaining a DHCP snooping binding table. An untrusted
message is a message that is received from outside the network or firewall and that can
cause traffic attacks within your network. The DHCP snooping binding table contains the
MAC address, IP address, lease time, binding type, VLAN number, and interface information
that corresponds to the local untrusted interfaces of a switch. An untrusted interface is an
interface that is configured to receive messages from outside the network or firewall. A
Field Description
Interface The interface from which the DHCP message is received.
Untrusted Server
Messages With Opt82
The number of DHCP message with option82 received from an untrusted server.
Untrusted Client
Messages With Opt82
The number of DHCP message with option82 received from an untrusted client.
Trusted Server Messages
Without Opt82
The number of DHCP message without option82 received from a trusted server.
Trusted Client Messages
Without Opt82
The number of DHCP message without option82 received from a trusted client.