在追踪会话来源时，来源IP最后一位被截断

[root@rac215 ~]#  netstat -nap | grep  170130
tcp        0      0 ::ffff:192.168.168.216:1521 ::ffff:192.168.168.14:46195 ESTABLISHED 170130/oracle2

增加参数 T 可以解决

[root@rac215 ~]#  netstat -napT | grep  194453
tcp        0      0 ::ffff:192.168.168.216:1521 ::ffff:192.168.168.142:46231 ESTABLISHED 194453/oracle2

netstat -napT