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DES-7200 Configuration Guide Chapter 9 DHCP Snooping Configuration
9-9
Command Function
DES-7200# configure terminal
Enter the global configuration mode.
DES-7200(config)# interface interface-id
Enter the interface configuration mode.
DES-7200(config-if)# [no] ip dhcp snooping trust
Set the port as a trust port.
The following example shows how to set GigabitEthernet 4/1 as a TRUST port:
DES-7200# configure terminal
DES-7200(config)# interface GigabitEthernet 4/1
DES-7200(config-if)# ip dhcp snooping trust
DES-7200(config-if)# end
9.2.9 Configuring
Rate of
Receiving
DHCP Packet
This command configures rate of receiving DHCP in the corresponding
interface:
Command Function
DES-7200# configure terminal
Enter the global configuration mode.
DES-7200(config)# interface interface-id
Enter the interface configuration mode.
DES-7200(config-if)# [no] ip dhcp snooping limit
rate rate-value
Configures rate of receiving DHCP packet on
the port.
The following example shows how to set the rate of receiving DHCP packet on GigabitEthernet
4/1 as 100pps:
DES-7200# configure terminal
DES-7200(config)# interface GigabitEthernet 4/1
DES-7200(config-if)# ip dhcp snooping limit rate 100
DES-7200(config-if)# end
DES-7200# show ip dhcp snooping
Switch DHCP snooping status : ENABLE
DHCP snooping Verification of hwaddr field status : DISABLE
DHCP snooping database write-delay time : 0 seconds
DHCP snooping option 82 status : ENABLE
DHCP snooping Support Bootp bind status : ENABLE
Interface Trusted Rate limit (pps)
------------------------ ------- ----------------
GigabitEthernet 4/1 NO 100