试题详情
- 简答题snmp的两种工作方式是什么,有什么特点?
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首先,SNMP是基于UDP的,有两种工作方式,一种是轮询,一种是中断。
轮询:网管工作站随机开端口轮询被管设备的UDP的161端口。
中断:被管设备将trap报文主动发给网管工作站的UDP的162端口。
特点:轮询一定能够查到被管设备是否出现了故障,但实时性不好。中断实时性好(触发更新),但不一定能够将trap报文报告给网管工作站。 关注下方微信公众号,在线模考后查看
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