There are a large number of unbuffered show interface exchange packets (1. The new packet was generated too quickly; 2. The source address and destination address change too fast, and the table is refreshed)

The number of routing update packets is large, and the routing is unstable.

Network attack (arp udp)

Broadcast traffic

IP packets with forwarding options, such as subcontracting?

Packets requiring protocol conversion

Packets to be compressed

enciphered data

spirit