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DES-7200 Configuration Guide Chapter 7 CPU Protection Configuration
7-2
Poll scheduling algorithm is used to ensure that the protocol packets of different priority
queues are sent to CPU for processing in time. Each queue is of the same scheduling weight.
7.2 Configuring CPU
Protect
The following sections describe how to configure CPU Protect.
z CPU Protect Default Value
z Configuring the Bandwidth for Each Type of Packet
z Configuring the Priority Queue for Each Type of Packet
7.2.1 CPU Protect Default Value
The following lists the packet type identified by the switch and the default factory
configurations. Use the command no cpu-protected type to restore the maximum bandwidth
and priority setting of the packet to the default value.
z DES-7200 Series
Packet Type Description Bandwidth
(pps)
Priority
Queue
arp
ARP Packet 10000 3
bpdu
IEEE BPDU Packet 128 6
dhcp-relay-c
DHCP Relay function DHCP Client Packet 128 4
dhcp-relay-s
DHCP Relay function DHCP Server
Packet
128 4
dhcps
DHCP Snooping function DHCP Packet 128 4
dot1x
802.1X EAPOL Packet 128 4
dvmrp
DVMRP Packet 128 5
gvrp
IEEE GVRP Packet 128 5
igmp
IGMP Packet 128 4
ip4-packet-local
Local IPV4 Packet 4096 0
ip4-packet-other
Other IPV4 Packet 200 0
ip6-packet-local
Local IPV6 Packet 4096 0
ip6-packet-other
Other IPV6 Packet 200 0
isis
ISIS Packet 128 5
mpls
MPLS Label Distribute Protocol(LDP)
Packet
128 5