Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [voip]

Voice Over Internet Protocol is a name of a family of technologies that allows transmission of voice over an established network connection. What is usually discussed, though, is Internet Telephony - bidirectional voice (and lately video) transmission over public networks.

0
votes
0answers
8 views

LG Nortel 8540 with normal SIP trunk

I have an LG Nortel 8540 and want to configure it to use a regular SIP trunk or a PBX like Asterisk or 3CX Is this possible without Microsoft's own Office Communicator 2007 server? The official ...
-1
votes
0answers
8 views

Configuring Linphone to connect to outside line

How can I get the software to connect to a phone line? When I dial the number, the service wants to just connect to my provider (needs to go to an actual number, not just look at other users that are ...
0
votes
0answers
9 views

MicroSIP Getting help/ how to text message

I use a software called MicroSIP, which works with my voice over IP service. https://www.microsip.org/ This is donation supported open source software (thus no real support). If there is a user ...
0
votes
0answers
13 views

Correlating multiplex RTP streams to SIP SDP in VoIP

I'm trying to understand more about RTP multiplexing, i.e. where a single RTP session defined by its 5-tuple is used to send more than 1 RTP media streams. I've read that this could happen in cases ...
0
votes
0answers
39 views

No response when access web administration page of wireless router using popular browser, is it a phenomenon of hardware failure?

We have an entry level enterprise wireless router TP-Link TL-WVR1300G (Chinese page) in city B, and we have two physical servers located in city A and city B, and we setup a VoIP (SIP) trunk through ...
0
votes
1answer
62 views

Asterisk sip.conf in MySQL database

I'm able to include a phone inside a database for realtime usage. So, this code (from /etc/asterisk/sip.conf): [phone] type=friend username=phone secret=12345 host=dynamic disallow=all allow=g729 ...
2
votes
1answer
93 views

Periodic Internet Disconnection

Here is my problem: A) Goal Fix periodically disconnecting internet connection. I.e. maintain constant connection to internet (browsing etc.) while wired to router (ethernet). B) Problem I've ...
-1
votes
2answers
59 views

Looking for a free VOIP solution using RJ11 PCIe card [closed]

After long hours and several days of diving layers deep through links from google searches, I've decided I just don't understand a lot of what is said about a lot of these "solutions". I don't know ...
0
votes
0answers
11 views

How to connect an IP Phone to a different network.

So I have this problem , I have a really enthusiastic client who wishes to setup an IP phone to our netwowrk. I know it’s not that easy as it seems. He has his CUCM server in the US and want to setup ...
0
votes
0answers
41 views

Is there a way to get Avaya to stop lowering the volume all the way on every new call?

Everytime we make a call with the Avaya client here the volume gets lowered in the Windows 7 mixer for just the Avaya mixer. Is there a way to keep the volume up in the settings? Someone told me you ...
0
votes
2answers
29 views

connect to voip gateway and wifi for internet on same windows machine

I have a situation which i will try to explain: i have subscribed for a SIP line. In my country, it is delivered via a MUX device and a cat6 cable. I have connected that to my soft PBX which is ...
2
votes
0answers
37 views

How Does Making a VoIP call through PSTN Work? [closed]

for my college work i was told to draw a diagram showing "information flow" of someone making a VoIP call through PSTN and then explain how it works. After doing research for the last 3h hours stuck ...
0
votes
0answers
553 views

How to find out what's preventing the Steam's new VoIP from connecting

As you might already know Steam has updated their whole chat design and system, but there is a problem with it. I can't connect to it, whenever I try to connect it stays at "connecting..." forever. ...
2
votes
0answers
37 views

Understanding Yealink VOIP phone configuration

I know how to connect my VOIP phone to asterisk. My asterisk server sometimes goes down so I will like to understand better how can I use a failover server. This guide: http://download.support....
0
votes
0answers
534 views

How do you fix “No Trust List Installed” error on a Cisco 7942G VoIP Phone?

I have a 7942G. I'm trying to connect it to Asterisk. Looking at Settings -> Status -> Status Messages, I see this: Error Updating Locale SEP############.cnf.xml No Trust List Installed I'm only ...

15 30 50 per page