FARP ARP Address Resolution Protocol FRARP RARP Reversed

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大綱 FARP 機制 ØARP (Address Resolution Protocol；位址解析協定) FRARP 機制 ØRARP (Reversed Address Resolution Protocol；反

大綱 FARP 機制 ØARP (Address Resolution Protocol；位址解析協定) FRARP 機制 ØRARP (Reversed Address Resolution Protocol；反 向位址解析協定) FICMP 機制 ØICMP (Internet Control Message Protocol；網際網 路控制訊息協定) F問題與討論 網路概論與實務

欄位定義 (2/3) FOperation (16位元)：操作型態 ØARP請求 (ARP Request) : 1 ØARP回覆 (ARP Reply) : 2

欄位定義 (2/3) FOperation (16位元)：操作型態 ØARP請求 (ARP Request) : 1 ØARP回覆 (ARP Reply) : 2 ØRARP請求 (RARP Request) : 3 ØRARP回覆 (RARP Reply) : 4 FSender HA (Sender Hardware Address) Ø發送端硬體位址 FSender LP (Sender Logical Protocol) Ø發送端邏輯位址 網路概論與實務

欄位定義 (3/3) FTarget HA (Target Hardware Address) Ø目的端硬體位址 ØARP請求時 m. Target HA 欄位值 00

欄位定義 (3/3) FTarget HA (Target Hardware Address) Ø目的端硬體位址 ØARP請求時 m. Target HA 欄位值 00 -00 -00 -00 m資料連結層目的端位址: FF-FF-FF-FF FTarget LP (Target Logical Protocol) Ø目的端的邏輯位址 網路概論與實務

ICMP Internet Control Message Protocol 網際網路控制訊息協定 網路概論與實務

ICMP Internet Control Message Protocol 網際網路控制訊息協定 網路概論與實務

Echo Request/ Reply FEcho Request => Type 8 FEcho Reply => Type 0 F屬於ICMP查詢訊息

Echo Request/ Reply FEcho Request => Type 8 FEcho Reply => Type 0 F屬於ICMP查詢訊息 網路概論與實務

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