提供一个类库参考,具体如下:
1 using System;
2 using System.Collections;
3 using System.Management;
4
5 namespace SwitchNetConfig
6 {
7 /// <summary>
8 /// A Helper class which provides convenient methods to set/get network
9 /// configuration
10 /// </summary>
11 public class WMIHelper
12 {
13 #region Public Static
14
15 /// <summary>
16 /// Enable DHCP on the NIC
17 /// </summary>
18 /// <param name="nicName">Name of the NIC</param>
19 public static void SetDHCP( string nicName )
20 {
21 ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration");
22 ManagementObjectCollection moc = mc.GetInstances();
23
24 foreach(ManagementObject mo in moc)
25 {
26 // Make sure this is a IP enabled device. Not something like memory card or VM Ware
27 if( (bool)mo["IPEnabled"] )
28 {
29 if( mo["Caption"].Equals( nicName ) )
30 {
31 ManagementBaseObject newDNS = mo.GetMethodParameters( "SetDNSServerSearchOrder" );
32 newDNS[ "DNSServerSearchOrder" ] = null;
33 ManagementBaseObject enableDHCP = mo.InvokeMethod( "EnableDHCP", null, null);
34 ManagementBaseObject setDNS = mo.InvokeMethod( "SetDNSServerSearchOrder", newDNS, null);
35 }
36 }
37 }
38 }
39
40 /// <summary>
41 /// Set IP for the specified network card name
42 /// </summary>
43 /// <param name="nicName">Caption of the network card</param>
44 /// <param name="IpAddresses">Comma delimited string containing one or more IP</param>
45 /// <param name="SubnetMask">Subnet mask</param>
46 /// <param name="Gateway">Gateway IP</param>
47 /// <param name="DnsSearchOrder">Comma delimited DNS IP</param>
48 public static void SetIP( string nicName, string IpAddresses, string SubnetMask, string Gateway, string DnsSearchOrder)
49 {
50 ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration");
51 ManagementObjectCollection moc = mc.GetInstances();
52
53 foreach(ManagementObject mo in moc)
54 {
55 // Make sure this is a IP enabled device. Not something like memory card or VM Ware
56 if( (bool)mo["IPEnabled"] )
57 {
58 if( mo["Caption"].Equals( nicName ) )
59 {
60
61 ManagementBaseObject newIP = mo.GetMethodParameters( "EnableStatic" );
62 ManagementBaseObject newGate = mo.GetMethodParameters( "SetGateways" );
63 ManagementBaseObject newDNS = mo.GetMethodParameters( "SetDNSServerSearchOrder" );
64
65 newGate[ "DefaultIPGateway" ] = new string[] { Gateway };
66 newGate[ "GatewayCostMetric" ] = new int[] { 1 };
67
68 newIP[ "IPAddress" ] = IpAddresses.Split( ',' );
69 newIP[ "SubnetMask" ] = new string[] { SubnetMask };
70
71 newDNS[ "DNSServerSearchOrder" ] = DnsSearchOrder.Split(',');
72
73 ManagementBaseObject setIP = mo.InvokeMethod( "EnableStatic", newIP, null);
74 ManagementBaseObject setGateways = mo.InvokeMethod( "SetGateways", newGate, null);
75 ManagementBaseObject setDNS = mo.InvokeMethod( "SetDNSServerSearchOrder", newDNS, null);
76
77 break;
78 }
79 }
80 }
81 }
82
83 /// <summary>
84 /// Returns the network card configuration of the specified NIC
85 /// </summary>
86 /// <param name="nicName">Name of the NIC</param>
87 /// <param name="ipAdresses">Array of IP</param>
88 /// <param name="subnets">Array of subnet masks</param>
89 /// <param name="gateways">Array of gateways</param>
90 /// <param name="dnses">Array of DNS IP</param>
91 public static void GetIP( string nicName, out string [] ipAdresses, out string [] subnets, out string [] gateways, out string [] dnses )
92 {
93 ipAdresses = null;
94 subnets = null;
95 gateways = null;
96 dnses = null;
97
98 ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration");
99 ManagementObjectCollection moc = mc.GetInstances();
100
101 foreach(ManagementObject mo in moc)
102 {
103 // Make sure this is a IP enabled device. Not something like memory card or VM Ware
104 if( (bool)mo["ipEnabled"] )
105 {
106 if( mo["Caption"].Equals( nicName ) )
107 {
108 ipAdresses = (string[]) mo["IPAddress"];
109 subnets = (string[]) mo["IPSubnet"];
110 gateways = (string[]) mo["DefaultIPGateway"];
111 dnses = (string[]) mo["DNSServerSearchOrder"];
112
113 break;
114 }
115 }
116 }
117 }
118
119 /// <summary>
120 /// Returns the list of Network Interfaces installed
121 /// </summary>
122 /// <returns>Array list of string</returns>
123 public static ArrayList GetNICNames()
124 {
125 ArrayList nicNames = new ArrayList();
126
127 ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration");
128 ManagementObjectCollection moc = mc.GetInstances();
129
130 foreach(ManagementObject mo in moc)
131 {
132 if((bool)mo["ipEnabled"])
133 {
134 nicNames.Add( mo["Caption"] );
135 }
136 }
137
138 return nicNames;
139 }
140
141 #endregion
142 }
143 }
144
145
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