组网情况:

现象描述:
用户期望内部PC通过公网域名去直接访问内部服务器。配置文件如下:
nat alg dns enable
#
nat dns-map ztbzx.huangshi.gov.cn 61.184.106.138 80 tcp
nat dns-map www.hsztbzx.com 61.184.106.138 80 tcp
#
配置完成后,发现设备的CPU占用率会很高,有告警提示。
Jun 5 2013 08:57:55+00:00 AR3260 %%01MON/4/CPU_USAGE_HIGH(l)[0]:The CPU is overloaded, and the tasks with top three CPU occupancy are VALP(91%), SOCK(0%), AREM(0%). (CpuUsage=97%, Threshold=80%)
Jun 5 2013 08:56:48+00:00 AR3260 %%01MON/4/CPU_USAGE_HIGH(l)[1]:The CPU is overloaded, and the tasks with top three CPU occupancy are VALP(87%), SOCK(0%), QADP(0%). (CpuUsage=93%, Threshold=80%)
Jun 5 2013 08:54:13+00:00 AR3260 %%01MON/4/CPU_USAGE_HIGH(l)[2]:The CPU is overloaded, and the tasks with top three CPU occupancy are VALP(94%), QADP(1%), SOCK(0%). (CpuUsage=100%, Threshold=80%)