search:system net dns gethostentry ipv4相關網頁資料

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日期:2025-04-24
System.Net 命名空間 System.Net Dns 類別 Dns 方法 GetHostEntry 方法 GetHostEntry 方法 (IPAddress ... 這會導致步驟 3 失敗並擲回例外狀況 (IPv4 位址有 DNS PTR 記錄但沒有 DNS A 記錄) ......
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日期:2025-04-29
System.Net Namespaces System.Net Dns Class Dns Methods GetHostEntry Method GetHostEntry Method (IPAddress) ... { IPHostEntry host; host = Dns.GetHostEntry(hostname); Console.WriteLine("GetHostEntry({0}) returns:", hostname); foreach in ......
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日期:2025-04-24
將主機名稱或 IP 位址解析至 IPHostEntry 執行個體。 ... GetHostEntry 方法會在 DNS 伺服器中查詢與主機名稱或 IP 位址關聯的 IP 位址。 以空字串為主機名稱傳遞時,這個方法會傳回本端主機的 IPv4 位址。...
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日期:2025-04-29
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日期:2025-04-27
Thanks Onur, i came to know after research, System.Net.Dns.GetHostEntry - shows both IPv6 & IPv4 address and something else also. We can get the address by changing address(0),(1),(2),..... or write some other logic to find a particular Lan card address. ...
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日期:2025-04-28
In the foreach loop, you can check the AddressFamily property of each address and return the first IPv4 one found. On my system, that's actually the third one in the list. static private IPAddress GetIP() { IPAddress thisIp = null; string ......
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日期:2025-04-26
Did you looked at all the addresses that are returned by hostInfo.AddressList? When I execute the following in LinqPad: string strHostName = System.Net.Dns.GetHostName(); System.Net.IPHostEntry hostInfo = System.Net.Dns.GetHostEntry(strHostName); for ......
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日期:2025-04-24
Dim IpEntry As System.Net.IPHostEntry = System.Net.Dns.GetHostEntry(Environment.MachineName) Dim IpAddr As System.Net.IPAddress() = IpEntry.AddressList GetIPaddress = IpAddr(0).ToString Catch ex As Exception GetIPaddress = "Error getting IP ......