using system;
using system.diagnostics;
using system.management;
using system.net;
using system.runtime.interopservices;
using system.text.regularexpressions;
namespace macaddress
console.readline();
}by wmi#region by wmi
public
static
void getmacbywmi()
", mac);}}
#endregion
by arp#region by arp
[dllimport("iphlpapi.dll")]
private
static
extern
int sendarp(int32 dest, int32 host, ref int64 mac, ref int32 length);
[dllimport("ws2_32.dll")]
private
static
extern int32 inet_addr(string ip);
public
static
string getmacbyarp(string clientip)
catch
string originalmacaddress = convert.tostring(macinfo, 16);
if (originalmacaddress.length < 12)
string macaddress;
if (originalmacaddress != "0000" && originalmacaddress.length == 12)
else
return macaddress.toupper();
}public
static ipaddress getlocalip()
#endregion
by netbios#region by netbios
public
static
string getremotemacbynetbios(string clientip)
address[ ]=[ ](?((.)*?))__mac", regexoptions.ignorecase | regexoptions.compiled);
match mc = reg.match(dirresults + "__mac");
if (mc.success)
else
} #endregion
by snmp#region by snmp
public
static
void getmacbysnmp(string ip,string vlan)
console.writeline("=",nextmib,value);}}
#endregion }}
snmp class
using system;
using system.net;
using system.net.sockets;
using system.text;
namespace macaddress
public
byte get(string request, string host, string community, string mibstring)
else
}snmplen = 29 + comlen + miblen - 1;
packet[pos++] = 0x30;
packet[pos++] = convert.tobyte(snmplen - 2);
packet[pos++] = 0x02;
packet[pos++] = 0x01;
packet[pos++] = 0x00;
packet[pos++] = 0x04;
packet[pos++] = convert.tobyte(comlen);
byte data = encoding.ascii.getbytes(community);
for (int i = 0; i < data.length; i++)
if (request == "get")
else
packet[pos++] = convert.tobyte(20 + miblen - 1);
packet[pos++] = 0x02;
packet[pos++] = 0x04;
packet[pos++] = 0x00;
packet[pos++] = 0x00;
packet[pos++] = 0x00;
packet[pos++] = 0x01;
packet[pos++] = 0x02;
packet[pos++] = 0x01;
packet[pos++] = 0x00;
packet[pos++] = 0x02;
packet[pos++] = 0x01;
packet[pos++] = 0x00;
packet[pos++] = 0x30;
packet[pos++] = convert.tobyte(6 + miblen - 1);
packet[pos++] = 0x30;
packet[pos++] = convert.tobyte(6 + miblen - 1 - 2);
packet[pos++] = 0x06;
packet[pos++] = convert.tobyte(miblen - 1);
packet[pos++] = 0x2b;
for (int i = 2; i < miblen; i++)
packet[pos++] = 0x05;
packet[pos++] = 0x00;
socket sock = new socket(addressfamily.internetwork, sockettype.dgram, protocoltype.udp);
sock.setsocketoption(socketoptionlevel.socket, socketoptionname.receivetimeout, 5000);
iphostentry ihe = dns.resolve(host);
ipendpoint iep = new ipendpoint(ihe.addresslist[0], 161);
endpoint ep = (endpoint) iep;
sock.sendto(packet, snmplen, socketflags.none, iep);
trycatch (socketexception)
return packet;
}public
string getnextmib(byte mibin)
output += "." + mibvalue;
}return output;}}
}
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