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Questions tagged [sip]

Session Initiation Protocol is one of the protocols used for controlling sessions (signaling) in internet telephony.

2
votes
1answer
84 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 ...
1
vote
1answer
157 views

SIP - linksys and no voice

I have a PC and a Linksys SPA3102. I have connected them directly with an etthernet cable (pc address 192.168.0.10, linksys address 192.168.0.1). An analog phone device is connected to linksys (...
4
votes
2answers
3k views

One way broadcast of SIP call using Wowza

I have a POTS conference call taking place and I want to live stream the audio over the internet using Wowza. My plan is to dial into the conference call essentially bridging the audio onto the Wowza ...
1
vote
3answers
493 views

Migrating from Skype - Calling landlines?

I've been wanting to stop using Skype for quite a while, but now that they're being bought by Microsoft, I think it's about time to spring into action. I use Skype mainly to call landlines abroad - I ...
1
vote
1answer
223 views

MacOS IVR SIP client

I'm looking for a SIP client that provides IVR functionality on MacOS X. Is there something like that? Max
0
votes
3answers
833 views

VoIP (on a landline) vs SIP (on mobile)? What do I miss not using VoIP [closed]

A bit of a background. Thinking of moving away from a softphone, which I predominantly use for a long distance calls, a few months ago I got myself a Linksys SPA3000, got it configured (was not easy, ...
2
votes
1answer
4k 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 ...
1
vote
2answers
8k 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
46 views

How to split registration and media?

I have a SIP project. Where i will have SIP server running. Server will do following: will only do routing and receive incoming calls But the audio/video will be peer 2 peer Can this be done with ...
13
votes
3answers
33k views

What's the most advanced SIP client for Linux these days? [closed]

I'm currently struggling which SIP client software to use with respect to Ubuntu / Gnome. Some clients I've looked so far: Blink, seems promising but the Linux variant lacks a lot of features ...
3
votes
3answers
2k views

Is there any use of SIP on top of TOR

Does it make any sense it terms of perfomance and latency?As far as i know TOR is a transports layer protocol trying to encapsulate the cells with onion routing in order to enhanse privacy.Since sip ...
1
vote
2answers
12k views

Softphone for 64-bit Windows 7 to make SIP calls without registering with a SIP proxy?

We have test tools that require us to call SIP addresses like localhost:5061. I used to use SJPhone on Windows XP, and an older version of X-lite, which both worked fine, and didn't require the SIP ...
2
votes
3answers
281 views

Provider independent SIP address

I'm currently investigating getting a (private) SIP account and have looked around various providers. As far as I can see they all give you addresses like myname@sip-provider.com but if I would ...
0
votes
1answer
9k views

DrayTek 2820 configuration using public IP addresses

I have a /29 range of public IP addresses assigned to me by my ISP. I'm trying to configure a SIP VOIP handset to register with my VOIP provider who recommend using public IP addresses rather than NAT....
0
votes
0answers
1k views

How to Change SIP default port 5060

Port 5060 is blocked in our network, and I was wondering if it was possible to change it to 5222, which is a port used by Google Talk. If it is possible and I do change it, will I still be able to use ...
7
votes
3answers
19k views

microsoft lync linux client [closed]

we are currently evaluating Microsoft Lync server (previously Microsoft Office Communications Server). It talks sip over TLS (TCP 5061) with SIMPLEmessaging, what linux client would you suggest to ...
3
votes
2answers
6k views

What SIP client for Windows does include g729 codec? [closed]

I'm looking for a, preferably free, multi-SIP client for Windows that does support g729 codec.
3
votes
4answers
6k views

SIP client to open a web page with caller ID

Does anyone know of a SIP client that can open a web page to a configurable URL when someone calls? We have a web-based database, and I'd like to search by phone number whenever we get an incoming ...
3
votes
4answers
4k views

How to install PyQt on Mac OS X 10.6

I want to install PyQt. This seems kind of complicated to install on OS X. I haven't found any precompiled packages of it (are there any? I would really prefer those). So I downloaded PyQt. And SIP, ...
5
votes
5answers
1k views

Do VoIP packets travel through the internet link in LAN calls?

or do they leave the LAN if they don't really need to? If both parties in a call are in the same LAN, does the SIP/Skype call voice packets travel in and out through the internet? If so, how do I to ...
1
vote
1answer
6k views

How to configure Pidgin IM with sipgate SIP?

I have a sipgate SIP-account with money on it. Telephony works fine with Empathy. But how to configure Pidgin to support my SIP-account?
3
votes
0answers
1k views

getting pbxes, sip2sip, ipkall all working

I was able to make a call from my landline to my ipkall number and have it ring on my android device running sipdroid. Just once. Since then, when I call my ipkall number, I get "The person at ...
1
vote
1answer
145 views

VOIP - how to see which number is called

I want to use VOIP telephone, but want to have a few telephone numbers which will be answered by one person. Problem is I want to see to which number caller is calling. For example: I have a numbers X,...
0
votes
1answer
3k views

Using Asterisk (SIP) with multiple phone lines?

I'm trying to create a VOIP system that will allow me to run multiple conference calls at the one time. For instance, A is talking to B and C And at the same time D is talking to E and F So I'm ...
0
votes
1answer
493 views

SIP: PAP2T doesn't support dynamic IP?

I have the Linksys PAP2T with firmware v5.1.6(LS). I want to make it connect to a SIP gateway (LANCOM 1823 VoIP) through internet (both sides use an ADSL connection). The problem is that the ...
0
votes
1answer
615 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 ...
2
votes
1answer
2k views

Caller ID not working

I have an ASUS AX-112W Voip box behind a router, connected to a regular phone. After hours fighting with the router and the voip box, I finally found a configuration where everything works almost ...
2
votes
2answers
3k views

SIP providers with local number portability? [closed]

Anyone know of a good voip provider that will allow me to port my existing phone number to their service and be cheap? I'm looking to spend no more than $15 a month; am I in dreamland? Also, I've ...
3
votes
4answers
2k views

Video chat software for Ubuntu [closed]

Is there any video/audio chat program available for Ubuntu 9.4 apart from Skype ?
3
votes
4answers
4k views

How does SIP work and what is its use in VOIP?

How does SIP work and what is its use in VOIP? Do I have to have it or can I use a direct plug-in to the computer to use VOIP?
4
votes
3answers
3k views

Recommended client to handle more than one SIP account?

I currently have two SIP accounts, so Counterpath's XLite won't do, as it only handles one. They have a commercial version (Bria, eyeBeam : Not sure of the difference). Before I buy either Bria or ...