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VB.NET不但可以幫助開發(fā)人員實現(xiàn)各種硬件設(shè)備信息的產(chǎn)看等功能,還能通過它對網(wǎng)絡(luò)進行監(jiān)控。在這里我們就會為大家詳細介紹有關(guān)VB.NET網(wǎng)絡(luò)監(jiān)控的相關(guān)操作方法,希望對初學(xué)者們有所幫助。#t#

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VB.NET網(wǎng)絡(luò)監(jiān)控的開發(fā)環(huán)境:Visual Studio.net 2005
1.在窗體上放置一個TreeView控件,改名為tvInfo。
2.再放置一個按鈕控件。
3.雙擊按鈕,編寫VB.NET網(wǎng)絡(luò)監(jiān)控代碼。
- Dim _ManagementObjectSearcher As
New System.Management.Management
ObjectSearcher("SELECT * FROM
Win32_NetworkAdapterConfiguration") - Dim _ParenNode As TreeNode =
Nothing '父節(jié)點 - Me.tvInfo.Nodes.Clear()
- Try
- For Each ManObj As System.
Management.ManagementObject
In _ManagementObjectSearcher.Get - _ParenNode = New TreeNode
(ManObj("Description")) - If CBool(ManObj("IPEnabled")) Then
創(chuàng)建 ip地址及子網(wǎng)掩碼 子節(jié)點
- Dim _IpNode As New TreeNode
("IP Address | Default Gateway")- If (ManObj("IPAddress")
IsNot Nothing) Then- For i As Integer = 0 To
UBound(ManObj("IPAddress"))- _IpNode.Nodes.Add(New TreeNode
(ManObj("IPAddress")(i) & "
| " & ManObj("IPSubnet")(i)))- Next
- Else
- _IpNode.Nodes.Add(New
TreeNode("Null"))- End If
創(chuàng)建 默認網(wǎng)關(guān) 子節(jié)點
- Dim _GatewayNode As New
TreeNode("Default Gateway")- If (ManObj("DefaultIPGateway")
IsNot Nothing) Then- For i As Integer = 0 To UBound
(ManObj("DefaultIPGateway"))- _GatewayNode.Nodes.Add(New
TreeNode(ManObj("DefaultIP
Gateway")(i)))- Next
- Else
- _GatewayNode.Nodes.Add(New
TreeNode("Null"))- End If
創(chuàng)建 DNS服務(wù)器地址 子節(jié)點
- Dim _DNSNode As New TreeNode
("DNS Servers")- If (ManObj("DNSServerSearchOrder")
IsNot Nothing) Then- For i As Integer = 0 To UBound
(ManObj("DNSServerSearchOrder"))- _DNSNode.Nodes.Add(New TreeNode
(ManObj("DNSServerSearchOrder")(i)))- Next
- Else
- _DNSNode.Nodes.Add(New TreeNode("Null"))
- End If
- _ParenNode.Nodes.AddRange( _
- New TreeNode() { _
- New TreeNode(String.Format
("Physical Address:{0}", ManObj
("MACAddress"))), _- New TreeNode(String.Format
("DHCPEnabled:{0}", ManObj
("DHCPEnabled"))), _- _IpNode, _
- _GatewayNode, _
- _DNSNode _
- })
- End If
- _ParenNode.ExpandAll()
- Me.tvInfo.Nodes.Add
(_ParenNode)- Next
- Catch ex As Exception
- MsgBox(ex.Message,
MsgBoxStyle.Exclamation)- End Try
VB.NET網(wǎng)絡(luò)監(jiān)控的實際操作步驟就為大家介紹到這里。
新聞標題:VB.NET網(wǎng)絡(luò)監(jiān)控具體步驟詳解
文章轉(zhuǎn)載:http://www.5511xx.com/article/dpioggi.html


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