可以用来监控网卡的实时流量（可以指定网段）、反向解析IP、显示端口信息-Can be used to monitor the real-time flow of the network card (you can specify the network segment), reverse lookup the IP port information is displayed

IPSec AH and NAT AH integrity check covers addresses in the IP header. The integrity check fails at the destination due to NAT /reverse-NAT modifying these addresses. This applies to both AH transport and tunnel modes. Note that this does not appl