Make outgoing call with built-in modem in C#

Posted by user293995 on Stack Overflow See other posts from Stack Overflow or by user293995
Published on 2010-03-29T08:41:51Z Indexed on 2010/03/29 8:43 UTC
Read the original article Hit count: 185

Filed under:

modem

|

c#

|

call

|

detect

Hi,

I have to call phone number and detect if the modem at the opposite side is hang-on.

How can I do this in C# ? With SerialPort ?

Thanks in advance

BEst regards

© Stack Overflow or respective owner

Related posts about modem

Help me with CDMA usb modem (How to change storage mode to modem mode)

as seen on Ask Ubuntu - Search for 'Ask Ubuntu'
My modem isn't in the device list of usb_modeswitch.... so I cannot automatically use the modem on the ubuntu.... I found the way to change the modem from usb storage mode to modem mode and I can use my modem. But I forgot the instructions. I don't know the modem's name. It's chinese modem. But here… >>> More
cdc-acm driver: This device cannot do calls on its own. It is not a modem

as seen on Ask Ubuntu - Search for 'Ask Ubuntu'
I am using Beagleboard-xm with 3.12 Kernel and ubuntu rootfs from Robert Nelson's site. I use a Telit HE910 GPS+GSM modem along with my project .So as per the HW user guide i have to apply a logic high for 5s on the input of this modem for enabling it So when I does this by toggling the gpio pin… >>> More
Configure USB GSM Modem

as seen on Ask Ubuntu - Search for 'Ask Ubuntu'
I want to configure EVDO Usb Modem in Ubuntu 10.10 I insert my usb modem to laptop and check the usb is detected or not using $sudo lsusb and the result is: Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 002 Device… >>> More
Configure EVDO USB Modem in Ubuntu 10.10

as seen on Ask Ubuntu - Search for 'Ask Ubuntu'
I want to configure EVDO Usb Modem in Ubuntu 10.10 I insert my usb modem to laptop and check the usb is detected or not using $sudo lsusb and the result is: Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 002 Device… >>> More
My datacard goes online but doesn't gives internet access (Fedora 14).

as seen on Super User - Search for 'Super User'
I am using MTS datacard. I have usb_modeswitch installed and have configured the wvdial.conf file. When I do sudo wvdial cdma, the IPs and DNS addresses are also allocated but I still cant access internet. The reply to dmesg | grep -e 'tty' -e 'modem' is: [ 0.000000] console [tty0] enabled [… >>> More

Related posts about c#

.NET WebRequest.PreAuthenticate not quite what it sounds like

as seen on West-Wind - Search for 'West-Wind'
I’ve run into the problem a few times now: How to pre-authenticate .NET WebRequest calls doing an HTTP call to the server – essentially send authentication credentials on the very first request instead of waiting for a server challenge first? At first glance this sound like it should be easy:… >>> More
HttpWebRequest and Ignoring SSL Certificate Errors

as seen on West-Wind - Search for 'West-Wind'
Man I can't believe this. I'm still mucking around with OFX servers and it drives me absolutely crazy how some these servers are just so unbelievably misconfigured. I've recently hit three different 3 major brokerages which fail HTTP validation with bad or corrupt certificates at least according to… >>> More
The dynamic Type in C# Simplifies COM Member Access from Visual FoxPro

as seen on West-Wind - Search for 'West-Wind'
I’ve written quite a bit about Visual FoxPro interoperating with .NET in the past both for ASP.NET interacting with Visual FoxPro COM objects as well as Visual FoxPro calling into .NET code via COM Interop. COM Interop with Visual FoxPro has a number of problems but one of them at least got a lot… >>> More
Dynamic Type to do away with Reflection

as seen on West-Wind - Search for 'West-Wind'
The dynamic type in C# 4.0 is a welcome addition to the language. One thing I’ve been doing a lot with it is to remove explicit Reflection code that’s often necessary when you ‘dynamically’ need to walk and object hierarchy. In the past I’ve had a number of ReflectionUtils that used string based expressions… >>> More
Finding a Relative Path in .NET

as seen on West-Wind - Search for 'West-Wind'
Here’s a nice and simple path utility that I’ve needed in a number of applications: I need to find a relative path based on a base path. So if I’m working in a folder called c:\temp\templates\ and I want to find a relative path for c:\temp\templates\subdir\test.txt I want to receive back subdir\test… >>> More