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Why the COMS4 status is free when my phone modem is using it..
Below is the sample codes I am using

import java.io.*;
import java.util.*;
import javax.comm.*;

public class SMS {


public static void main(String[] args) {
Enumeration lists=CommPortI dentifier.getPo rtIdentifiers() ;
System.out.prin tln(CommPortIde ntifier.PORT_SE RIAL);
System.out.prin tln(lists.hasMo reElements());...

Hello,

I need to connect to telnet. For eg, assume that, I entered in command window;

C:\telnet 10.41.xx.xx

How to do this in C#?

Thanks anyway..

Hi, I'm using asp.net on IIS 6 but I guess this issue might not be specific to this environment.
I've created a web service on a public facing web server uitilising ssl.
When I use it using https://domain.com/webservices/sendfile.asmx it works fine. However, one of my clients wants to use the port number instead of https i.e. http://domain.com:443/webservices/sendfile.asmx. This, second, url does not work.
I've looked at the...

I have a code that checks if UDP port 5060 is open or not. But now i want to Check if the same port is Bussy or not.. i want to make a billing system using Asterisk SIP server and SJ Phone on Lan Network. for this purpose when i open my SJ phone and run the code which can check port is open or not? it shows me that port 5060 and 5061 is open, altough i did't make a call yet.

i want to know that when i make a call and called person...

I am using a linux machine with an USB port and I have to communicate with a temperature controller which has an UART port and for this I am using a USB to UART Serial Adapter.
port name on my machine is /dev/ttyUSB0
...

Hi,
Is there a way to write an application or script to automate the process of configuring port forwarding on a router? If so, does anyone have a link they can provide?

Thanks