C # user name password access LAN share

        #region Ping returns True to indicate that a successful public bool Ping (string remotehost) {bool Flag = false can be connected;            Process proc = new process (); try {Proc.                Startinfo.filename = "cmd.exe"; Proc.                Startinfo.useshellexecute = false; Proc.                Startinfo.redirectstandardinput = true; Proc.                Startinfo.redirectstandardoutput = true; Proc.                Startinfo.redirectstandarderror = true; Proc.                Startinfo.createnowindow = true; Proc.                Start ();                String dosline = @ "Ping-n 1" + remotehost; Proc.                Standardinput.writeline (Dosline); Proc.                Standardinput.writeline ("Exit"); while (!proc. hasexited) {Proc.                WaitForExit (500); } string pingresult = Proc. Standardoutput.readtoend ().                Replace ("Request timed out", "unable to access the target host"); if (Pingresult.indexof ("Unreachable target host") ==-1) {Flag = true; } proc.            Standardoutput.close (); } catch (Exception ex) {} finally {Proc.                Close (); Proc.            Dispose ();        } return Flag; } #endregion

        #region Connect LAN Returns True to indicate that a successful public bool connect can be connected (string remotehost, String userName, String passwo            RD) {bool Flag = false;            Process proc = new process (); try {Proc.                Startinfo.filename = "cmd.exe"; Proc.                Startinfo.useshellexecute = false; Proc.                Startinfo.redirectstandardinput = true; Proc.                Startinfo.redirectstandardoutput = true; Proc.                Startinfo.redirectstandarderror = true; Proc.                Startinfo.createnowindow = true; Proc.                Start (); Proc.  Standardinput.writeline ("net use */del/y"); Disconnect all connections in string dosline = @ "net use \ \" + RemoteHost + "" + PassWord + "+"/user: "+ userName +" >                NUL "; Proc.                Standardinput.writeline (Dosline); Proc.                Standardinput.writeline ("Exit"); while (!proc. hasexited) {Proc. WaitForExit (1000); } string errormsg = Proc.                Standarderror.readtoend (); Proc.                Standarderror.close ();                if (String.IsNullOrEmpty (errormsg)) {Flag = true; }} catch (Exception ex) {} finally {Proc.                Close (); Proc.            Dispose ();        } return Flag; } #endregion

　　

C # user name password access LAN share