Configuring DHCPv6 packet rate limit
About DHCPv6 packet rate limit
This DHCPv6 packet rate limit feature discards exceeding DHCPv6 packets to prevent attacks that send large numbers of DHCPv6 packets.
Restrictions and guidelines
The rate set on the Layer 2 aggregate interface applies to all members of the aggregate interface. If a member interface leaves the aggregation group, it uses the rate set in its Ethernet interface view.
Procedure
Enter system view.
system-view
Enter interface view.
interface interface-type interface-number
Set the maximum rate at which an interface can receive DHCPv6 packets.
ipv6 dhcp snooping rate-limit rate
By default, incoming DHCPv6 packets on an interface are not rate limited.