TP-Link T2600G-28SQ T2600G Series Switches CLI Reference Guide Guide - Page 469
ip dhcp filter decline rate, ip dhcp filter server permit-entry
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52.5 ip dhcp filter decline rate Description The ip dhcp filter decline rate command is used to enable the Decline Protect feature and configure the rate limit on DHCP Decine packets. The excessive DHCP Decline packets will be discarded. To disable the Decline Protect feature, please use no ip dhcp filter decline rate command. Syntax ip dhcp filter decline rate value no ip dhcp filter decline rate Parameter value -- Specify the rate limit of DHCP Decline packets, and the optional values are 0, 5, 10, 15, 20, 25 and 30 (units: packet/second). The default value is 0, which stands for "disable". Command Mode Interface Configuration Mode (interface gigabitEthernet / interface range gigabitEthernet / interface port-channel / interface range port-channel) Privilege Requirement Only Admin, Operator and Power User level users have access to these commands. Example Configure the rate limit of DHCP Decline packets as 20 packets per second on Gigabit Ethernet port 1/0/2: T2600G-28TS(config)#interface gigabitEthernet 1/0/2 T2600G-28TS(config-if)#ip dhcp filter decline 20 52.6 ip dhcp filter server permit-entry Description The ip dhcp filter server permit-entry command is used to add entry for the legal DHCP server. To restore to the default option, please use no ip dhcp snooping information strategy command. 446
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