7 cisco(config)#logging trap errors //指定发送日志级别，可选的级别有 0-7,０最低

8 

日志级别：

emergencies System is unusable (severity=0)

alerts Immediate action needed (severity=1)

critical Critical conditions (severity=2)

errors Error conditions (severity=3)

warnings Warning conditions (severity=4)

notifications Normal but significant conditions (severity=5)

informational Informational messages (severity=6)

debugging Debugging messages (severity=7

思科防火墙

1 cisco>en 2 cisco #conf t //进入到配置模式 3 cisco(config)#logging on //启用日志服务 4 cisco(config)#logging x.x.x.x //指定日志服务器 IP 地址 5 cisco(config)#logging trap informational //发送日志级别，可选的级别有 0-7,０最低

华为华三交换机

1 <Quidway>system-view 2 [Quiaway] info-center enable //启用日志服务 3 [Quiaway] info-center loghost x.x.x.x //指定日志服务器 IP 地址