D-Link xStack DGS-3120 Series - Page 490

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DGS-3120 Series Layer 3 Managed Gigabit Ethernet Switch CLI Reference Guide
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DGS-3120-24TC:admin# config address_binding recover_learning ports 6-7
Command: config address_binding recover_learning ports 6-7
Success.
DGS-3120-24TC:admin#
43-28 config address_binding dhcp snooping ports
Description
This command is used to configure the DHCP snooping rate limit state.
Format
config address_binding dhcp snooping ports [<portlist> | all] limit [rate <value 1-2048>
mode [drop | shutdown] | no_limit]
Parameters
<portlist> - Specify list of ports to be configured.
all - Specify to configure all ports.
limit - Specify the reate limit.
rate - The number of DHCP messages that an interface can receive per second.
<value 1-2048> - Enter the value between 1 and 2048.
mode - Specify the DHCP protection mode. The default is shutdown.
drop - Drop all the above rate limit DHCP packets when the port enters the under
attack state.
shutdown - Shut down the port when the port enters the under attack state.
no_limit – Disable DHCP snooping rate limiting. This is the default.
Restrictions
Only Administrator, Operator and Power-User level users can issue this command.
Example
To configure limit 10pps DHCP packet on port 1:
DGS-3120-24TC:admin#config address_binding dhcp snooping ports 1:1 limit rate
10 mode drop
Command: config address_binding dhcp snooping ports 1:1 limit rate 10 mode drop
Success.
DGS-3120-24TC:admin#
43-29 config address_binding dhcp snooping recovery_timer
Description
This command is used to configure the auto recovery timer value.