Configuring Dhcp Packet Rate Limit; Configuring Port State Auto Recovery - H3C S3100-52P Operation Manual

Operation Manual – DHCP
H3C S3100-52P Ethernet Switch

3.2 Configuring DHCP Packet Rate Limit

3.2.1 Configuring DHCP Packet Rate Limit
Follow these steps to configure rate limit of DHCP packets:
Enter system view
Enter port view
Enable the DHCP
packet rate limit
function
Configure the
maximum DHCP
packet rate allowed on
the port
Enable the port state
auto-recovery function
Set the port state
auto-recovery interval
Note:
Enable the port state auto-recovery function before setting the auto-recovery
interval.
You are not recommended to configure DHCP packet rate limit on the ports of an
aggregation group.

3.2.2 Configuring Port State Auto Recovery

Follow these steps to configure port state auto recovery:
Enter system view
Enable port state
auto-recovery
To do... Use the command...
system-view
interface interface-type
interface-number
dhcp rate-limit enable
dhcp rate-limit rate
dhcp protective-down
recover enable
dhcp protective-down
recover interval interval
To do...
system-view
dhcp protective-down
recover enable
Chapter 3 DHCP Packet Rate Limit Configuration
Use the command...
3-2
Remarks
—
—
Required
By default, DHCP packet rate
limit is disabled.
Optional
By default, the maximum rate
is 15 pps.
Optional
By default, the port state
auto-recovery function is
disabled.
Optional
The port state auto-recovery
interval is 300 seconds.
Remarks
—
Required
By default, this function is
disabled.