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Netgear M4300-24X24F (XSM4348S) - Stackable Managed Switch with 48x10G including 24x10GBASE-T and 24xSFP+ Layer 3 Guia Do Administrador

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Security Management 
340
Managed Switches 
Figure 37. DHCP Snooping
The example is shown as CLI commands and as a web interface procedure.
CLI: Configure DHCP Snooping
1. 
Enable DHCP snooping globally.
2. 
Enable DHCP snooping in a VLAN. 
3. 
Configure the port through which the DHCP server is reached as trusted.  
4. 
View the DHCP Snooping Binding table. 
(Netgear Switch) (Config)# ip dhcp snooping
(Netgear Switch) (Config)# ip dhcp snooping vlan 1
(Netgear Switch) (Config)# interface 1/0/1
(Netgear Switch) (Interface 1/0/1)# ip dhcp snooping trust
(Netgear Switch) #show ip dhcp snooping binding
      
Total number of bindings:  1
MAC Address        IP Address       VLAN  Interface  Type     Lease (Secs)
-----------------  ---------------  ----  ---------- -------  -----------
00:16:76:A7:88:CC  192.168.10.89    1     1/0/2      DYNAMIC  86400
Interface 1/0/1
Interface 1/0/1
Switch
DHCP server
DHCP client