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TL-SL3428/TL-SL3452 JetStream L2 Managed Switch CLI Guide
52
ip dhcp snooping global
Description
The ip dhcp snooping global command is configure DHCP-Snooping globally.
To restore to the default value, please use no dhcp-snooping global
command.
Syntax
ip dhcp snooping global { [global-rate global-rate] [dec-threshold
dec-threshold] [dec-rate dec-rate] }
no ip dhcp snooping global
Parameter
global-rate —— The value to specify the maximum amount of DHCP messages
that can be forwarded by the switch per second. The excessive messages will
be discarded. The options are 0/10/20/30/40/50 (packet/second).By default, it is
0 standing for “disable”.
dec-threshold ——The value to specify the minimum transmission rate of the
Decline packets to trigger the Decline protection for the specific port. The
options are 0/5/10/15/20/25/30 (packet/second).By default, it is 0 standing for
“disable”.
dec-rate ——The value to specify the Decline Flow Control. The traffic flow of
the corresponding port will be limited to be this value if the transmission rate of
the Decline packets exceeds the Decline Threshold. The options are
5/10/15/20/25/30 (packet/second). By default, it is 5.
Command Mode
Global Configuration Mode
Example
Configure the Global Flow Control as 30pps, the Decline Threshold as 20 pps,
and decline Flow Control as 20 pps for DHCP Snooping:
TL-SL3428(config)#ip dhcp snooping global global-rate 30 dec-threshold
20 dec-rate 20