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Category Archives: SPAN

在Cisco Catalyst 2950上實作Port Mirror(Switched Port Analyzer[SPAN])

做網管的你若剛好使用到Cisco 2950這款Switch,且為了好聽的說法是想檢查所傳輸IP封包是否有問題,事實上是好奇你所管轄的Clinet到底平常是在做蝦米的時候,可以透過Port Mirror這項技術,在搭配其他的Sniffer就可以達成這個願望,所以明顯與上一篇文章提到Intranet連線到Destination時,有中間人Listen的情況雷同。 Read more »

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