Telephony is the term for voice communication over distances.

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30
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4answers
4k views

How to use a Linux system as a land phone

I have a land line connection. I would like to receive and make calls using my computer. It is a basic land line connection which also provides broadband internet. I am not asking about VoIP. I ...
4
votes
5answers
277 views

Teleconference between three or more people on Skype

Skype is great for 2-way video conferencing, but for my work I need to be able to patch in more than two people to the video conference. Is it possible to hook up three or more people into a Skype ...
4
votes
2answers
9k views

UTP cable for telephone line possible?

One of my customers has build a new house with pre-installed cables for internet. The only thing he didn't think about was installing a cable for his telephone line. Behind his desk, he has a "spare" ...
4
votes
2answers
6k views

Why are the numbers on keyboard numpads are not arranged like ATM or phone keypads? [closed]

Why did designers not arrange the numbers on numpads like ATM or phone keypads? I mean, 7 8 9 - 4 5 6 - 1 2 3 - 0 vs. 1 2 3 - 4 5 6 - 7 8 9 - 0. Does human brain work the reverse way when working ...
4
votes
2answers
998 views

Should fax machines use a DSL filter?

I have heard DSL prevents some items that use phone lines from functioning properly, such as home alarms. First of all, is it possible to use a fax machine on the same line as a DSL modem and ...
4
votes
2answers
1k views

PC Phone Modem Software

I'm looking for a piece of software that will let me hook a phone line up to my PC Modem and place calls over it using my mic and computer speakers. Does anyone have any experience with anything like ...
3
votes
2answers
5k views

What are some good microphones or speakerphones for large conference calls with Skype [closed]

I frequently conduct conference calls with 5–15 people in a large conference room, and 1–5 people on a conference line. Lately, in the summer with the AC blasting, no one can hear anything. I tried ...
3
votes
0answers
19 views

VPN connection problems regarding plex media server and voice over IP

I have a home server - running Debian Jessie and plex media server. My router (fritzbox) allows all smartphones in my LAN to receive incoming landline calls (due to a certain app). This part works ...
2
votes
7answers
36k views

convert home phone wiring to Ethernet

can i convert phone wiring in walls to act as only Ethernet network cause the phone wiring is not in use and not connected to the phone company so there is no voltage in the wires i remove the wall ...
2
votes
3answers
593 views

What is the difference between VOIP and Internet Telephony?

These terms are often used interchangeably. Is there any difference the two terms, or is one of the terms subset of another?
2
votes
1answer
2k views

program to dial land phone, enter password and record?

is there a program for Windows (or linux command line) platform that would do below from a command line? call a land phone number (using my SIP account) enter password record the call finishes after ...
2
votes
1answer
1k views

Unable to dial 0800 numbers since Skype prepends country code

I've being trying to use Skype (version 6.9.0.106) to make a Brazilian tollfree call but it is unable to complete since Skype prepends Brazilian country code to the dialed number. I'm dialing 0800 ...
2
votes
1answer
237 views

Can I set up a PBX server to make calling features that otherwise I need to pay? [closed]

I have a traditional home phone line from my local telephone company. I subscribe to a few calling features, such as call display, call waiting, visual call waiting, voice mall, etc. Call features are ...
2
votes
1answer
68 views

Book for understanding Internet Telephony?

I'm a developer, system/network administrator, and I'm very familiar in setting up internet services such as Apache, BIND, SSH, etc. but what I'm entirely new to is telephony. Is there a book or guide ...
2
votes
1answer
2k views

Force firefox to open pages in a specific tab using command line

Here's the challenge: I developed Softphone Screenpop PHP App that takes caller id info and searches for a match in our db, also allows us to collect call statistics. Great for our management but it's ...
2
votes
0answers
796 views

Possible to use Bluetooth headset in Stereo mode with Mic?

Okay, so I have this bluetooth headset (it's a Skullcandy Hesh 2 Wireless). I want to use it with my PC which is running Windows 8.1. I can pair it just fine. After pairing it adds three devices under ...
2
votes
0answers
82 views

Telephone Server, Telephones, Printers, PCs & Servers on Individual VLAN's, DHCP clashing

Stuck at work tonight with a big issue. As a requirement for being taken over by a corporation we have been asked to stop using a firewall (juniper ssg-140) to separate our telephone system from the ...
1
vote
2answers
2k views

Can you have Fax and ADSL on one line?

I have one phone line, with an ADSL connection on there. If I plug a fax machine into the filter, will it kick me off the Internet when a fax is sent or received?
1
vote
1answer
179 views

Routing desk phone through computer [closed]

Is there a device into which I could plug a line from the telephone socket in the wall, and then a second port that I can connect to my desk phone? Then, using software, I could place calls, see ...
1
vote
3answers
902 views

How to monitor phone calls from computer?

Is it possible to monitor,record,block,etc phone calls of my home telephone from my computer? I really need this kind of thing because im getting calls from bad people
1
vote
1answer
2k views

How to use Asterisk build a telephony system with one land line and two cell phone numbers? [closed]

I think I am on the same boat like many others: My family has a land line from my local telephony company and we have two cell phones (lines) as well. We live in a two-story home. I am considering ...
1
vote
1answer
39 views

General mask for a telephone number?

I'm making a web form and wanted to have a general template for a phone number. In my experience every phone number might be represented in 13-digits format: xxx-xxx-xxx-xxxx. For example the country ...
1
vote
2answers
891 views

How to set up a home SIP Server/Proxy for multi ring?

I have a sip account which only allows one device to be registered. When i'm at home I want incoming calls to be able to ring on multiple devices. All of these devices are connected to the local ...
1
vote
2answers
4k views

How to build IVR with usb modem using asterisk?

I have a USB 3g modem, which also supports voice calling, I want to implement IVR ( Interactive Voice response) with it on linux, Can I do it with Asterisk? If yes, then please help me on how to do ...
1
vote
2answers
124 views

How do I know if a regular handset will work with VoIP?

I'm looking into this VoIP stuff and I'm awefully confused. There must be a million options. When reading about any given solution, how do I know if it'll allow me to use a regular handset rather than ...
1
vote
1answer
50 views

New modem/router doesn't allow VoIP going through

Before I bought my new Netgear D7800, I had a Fritzbox 7490 provided by my swiss ISP Sunrise (see image case A). It does all tasks : modem, router, connects landline phone to be used as IP phone. ...
1
vote
2answers
468 views

2 DHCP servers on the same network

Riddle me this: A BT Quantum Phone system has a built in web server for administration and configuration. However it also contains a DHCP server that cannot be turned off and a static IP address that ...
1
vote
0answers
295 views

Android Development - Use of RealTerm or other program to directly manipulate and monitor radio/modem to debug Android Telephony [closed]

I and others are desperately trying to port Android 4/ICS/JB/CM10.1 from the LG Optimus 2X/P990 to the LG G2X/P999 cell phone but we haven't been able to get the phone's Qualcomm mdm6600 radio/modem ...
0
votes
1answer
6k views

software to automatically record telephone calls (landline) [closed]

I'm looking for some software which will record all calls made or received on my landline telephone. Any suggestions? I want to keep a record of all calls saved on my computer as MP3 or some other ...
0
votes
2answers
519 views

Difference between VOIP and IP Telephony

I am studying CCNA, and in the curriculum I found something like following... ↓↓↓ VoIP When introducing VoIP to a network that uses traditional telephones, it is important to remember that ...
0
votes
2answers
5k views

How to set up personal VoIP server?

I'm looking to run my own VoIP server so I can make and record calls and the like. I need to basically bind a phone number to the server and me able to call it and use it as a regular phone. I'm new ...
0
votes
1answer
31 views

VoIP adapter for doorbell [closed]

At Network Engineering I was told that my question was off-topic there, but that I could ask it here, so here it goes... I hope that it is on-topic. Current situation At home I have a Siemens TFE/V ...
0
votes
1answer
19 views

Communicating programatically over a telecommunicating alarm

I own a Yale EasyFit alarm system which allows me to control it over a kludgy telephone interface (doc here) Here's an excerpt of how it works: Remote Access The control unit allows you to control ...
0
votes
1answer
1k views

Is RJ12 downwards compatible with RJ11?

If I would use a RJ12 (6P6C) cable on a RJ11 (6P4C/6P2C) connector, would that work?
0
votes
2answers
107 views

Direct network between computers over phone line

I have two computers with modems, that are far from each other (different locations), and do not have internet acsess. I have hyperterminal, and so how would I connect the 2 machines together (with ...
0
votes
2answers
2k views

How can I get the phone number from a computer modem?

On Windows 7 x64, Device Manager detect my modem as HDAUDIO Soft Data Fax Modem with SmartCP, I would like to know if I can connect the landline to my modem port, and when there is a call, grab the ...
0
votes
2answers
744 views

Is there such thing as a software switchboard for Trixbox/freepbx/asterisk? [closed]

We use Trixbox CE and would like something so that we can load a window that tells us which lines are in use around the office. Currently no need to use it to actually make calls or anything, but just ...
0
votes
1answer
5k views

“dialer.exe” in windows 7

I'm having trouble answering phone calls with dialer.exe. There seems to be no option to answer an incoming call. I am using a windows 7 netbook with modem addon in israel and trying to accept ...
0
votes
1answer
541 views

Best SIP VOIP hardware ever. Suggestions? [closed]

I need a VOIP adapter that has at least these characteristics: 1 ethernet port, so I can make SIP VOIP calls. The box must allow one or two SIP accounts; 1 FXS port, so I can connect it to my ...
0
votes
1answer
41 views

Do I really have a telephone-only cord connected to my RJ-45 jack?

I recently purchased an end table that comes two electrical outlets and an RJ-45 jack. The RJ-45 jack came wired with a cable I am having trouble identifying. The markings say E170689 AWM STYLE ...
0
votes
0answers
16 views

TAPI Setup has to be done after every restart

I take care of a PC that has a software installed which uses TAPI to call customers. The software itself runs fine, but after every restart we have to reconfigure the TAPI Interface of Windows. ...
0
votes
1answer
20 views

SIP forwarding via DNS. Possible?

Let's say I have an address sip:john.doe@example.com that I would like to use for Internet calls, but my SIP provider is Callcentric and I need to route such calls to sip:17775551234@callcentric.com. ...
0
votes
0answers
52 views

SJPhone worked. now says “Service Unavailable”

I have been using SJPhone on Win7 for about a month for testing a SIP service and everything worked flawlessly out of the box. Today I'm getting a popup saying service unavailable when I try to ...
0
votes
0answers
18 views

Interface between PC SW and external satellite phone?

Is there a way of connecting a Windows PC to a satellite phone so that the following can be done from software running on the PC: Remotely control the satellite phone from software on the PC (i.e. ...
0
votes
0answers
122 views

Can I use a Vonage ATA as a Google Voice device?

I have a never-used Linksys WRT54GP2 Wireless Router with Vonage enabled phone ports. Recently, I heard from a friend about his successful use of Google Voice with an Obi100 device, replacing his ...
0
votes
0answers
91 views

How to associate a phone number on a web page with Cisco IP Communicator

Via this link, I can click on a phone number on a web page and launch Cisco IP Communicator, but it does not dial the number. What commandline option must I input so that the program will dial the ...
0
votes
1answer
90 views

Asterisk / Digium card / FreePBX : how to define on which inbound port I want to connect the telephony line on my 4-ports telephony card?

I am a newbie with Asterisk. I have a 4-ports Digium telephony card. I connected my analogic telephony line to one of these 4 ports. I have set up an IVR thanks to the FreePBX interface. I have set ...
0
votes
1answer
26 views

Routing calls to a mobile phone with a Mi-Fi?

I am traveling to the U.S. soon & I am planning to buy a Mi-Fi and a prepaid SIM with a voice and data plan being included. So, besides using the Mi-Fi as wireless data access point to which ...
0
votes
1answer
350 views

Outlook asks me to enter area code when editing telephone numbers in contacts

I’m keeping my Hotmail contacts synchronised with my phone. However if i try to edit the phone number in Outlook 2007 on my PC, i get the following dialog box: Sorry for Polish language, this ...
0
votes
1answer
310 views

how to record normal/PSTN calls using asterisk

i want to recording incoming calls and outgoing calls using asterisk. when i make a call from my mobile phone with a custom dialer. my calls will not be a voice calls i.e. Voice over ip , that will be ...