6GK7443-1EX40-0XE0 西門子在哪買

6GK7443-1EX40-0XE0

虛擬局域網VLAN 網橋/交換機的本質和功能是通過將網絡分割成多個沖突域提供增強的 網絡服務，然而網橋/交換機仍是一個廣播域，一個廣播數據包可被網 橋/交換機轉發至全網。雖然OSI模型的第三層的路由器提供了廣播域分 段，但交換機也提供了一種稱為VLAN的廣播域分段方法。 什么是VLAN： 一個VLAN是跨越多個物理LAN網段的邏輯廣播域，人們設計VLAN來為工 作站提供獨立的廣播域，這些工作站是依據其功能、項目組或應用而不 顧其用戶的物理位置而邏輯分段的。 一個VLAN=一個廣播域=邏輯網段 VLAN的優點和安裝特性：

6GK7443-1EX40-0XE0

聯系人：郭先生
聯系電話：18971415643《優先》
座機：027-83238871
傳真：207-61537051
QQ：810334512《優先》

6GK7443-1EX40-0XE0

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