User Manual

Configure System Information
84
Insight Managed 8-Port Gigabit Ethernet Smart Cloud Switch with 2 SFP Fiber Ports
Configure DHCP L2 Relay and DHCP Snooping
The switch supports DHCP L2 Relay, DHCP snooping, and Dynamic ARP Inspection (DAI).
DHCP snooping and DAI are Layer 2 security features that examine traffic to help prevent
accidental and malicious attacks on the switch or network.
The following sections describe how to configure DHCP L2 Relay, DHCP snooping, and
Dynamic ARP Inspection (DAI):
• Configure a DHCP L2 Relay on page 85
• Configure DHCP Snooping on page 88
Model Name The model name advertised by the remote device.
Asset ID The asset ID advertised by the remote device.
Location Information
Civic The physical location, such as the street address, that the remote device
advertised in the location TLV, for example, 123 45th St. E. The field value
length range is 6–160 characters.
Coordinates The location map coordinates that the remote device advertised in the
location TLV, including latitude, longitude, and altitude.
ECS ELIN The Emergency Call Service (ECS) Emergency Location Identification
Number (ELIN) that the remote device advertised in the location TLV. The
field range is 10–25.
Unknown The unknown location information for the remote device.
Network Policies
Application Type The media application type associated with the policy advertised by the
remote device.
VLAN ID The VLAN ID associated with the policy.
VLAN Type Specifies whether the VLAN associated with the policy is tagged or untagged.
User Priority The priority associated with the policy.
DSCP The DSCP associated with a particular policy type.
LLDP Unknown TLVs
Type The unknown TLV type field.
Value The unknown TLV value field.
Field Description