[netstat] #linux #network

netstat_stat.sh

# 按状态统计
netstat -nat | awk '{print $6}' | sort | uniq -c |sort -rn

# 按本机到外部80端口的访问统计
netstat -nat | grep ESTABLISHED | awk '{print $5}' | grep :80 | sort | uniq -c | sort -rn

# 按外部到本机80端口的访问统计
netstat -nat | grep ESTABLISHED | awk '{print $4}' | grep :80 | sort | uniq -c | sort -rn

# ESTABLISHED	正在通信
# TIME_WAIT		主动关闭
# CLOSE_WAIT	被动关闭