ECS4110-28T_Management Guide

Table Of Contents
C
HAPTER
13
| Security Measures
DHCP Snooping
– 418 –
PARAMETERS
These parameters are displayed:
Trust Status – Enables or disables a port as trusted.
(Default: Disabled)
Circuit ID – Specifies DHCP Option 82 circuit ID suboption information.
Mode – Specifies the default string “VLAN-Unit-Port” or an arbitrary
string. (Default: VLAN-Unit-Port)
Value – An arbitrary string inserted into the circuit identifier field.
(Range: 1-32 characters)
WEB INTERFACE
To configure global settings for DHCP Snooping:
1. Click IP Service, DHCP, Snooping.
2. Select Configure Interface from the Step list.
3. Set any ports within the local network or firewall to trusted.
4. Specify the mode used for sending circuit ID information, and an
arbitrary string if required.
5. Click Apply
Figure 226: Configuring the Port Mode for DHCP Snooping
DISPLAYING DHCP
SNOOPING BINDING
INFORMATION
Use the IP Service > DHCP > Snooping (Show Information) page to display
entries in the binding table.
CLI REFERENCES
"show ip dhcp snooping binding" on page 926