Asterisk is software that enables a server to act as an IP PBX system, VoIP gateway, conference server, and more.
14
votes
2answers
659 views
Can anybody explain why to use Asterisk PBX rather than standard PBX from Matrix or Siemens [closed]
Can anybody explain why open-source Asterisk is favourable in comparison with a traditional PBX system from a vendor such as NEC/Syntel/Matrix or Siemens.
13
votes
2answers
577 views
not able to register sip user on red5server, using red5phone
I start the red5,
and then i start red5phone
i try to register sip user , details i provide are
username = 999999
password = ****
ip = asteriskserverip
And I got -- Registering ...
9
votes
2answers
1k views
Can you please explain the difference between PBX and soft switch in less technical terms?
Asterisk is an open source PBX and FreeSWITCH is an open source soft switch.
Source: http://www.freeswitch.org/node/117
Can you please explain the difference between PBX and soft switch in less ...
9
votes
2answers
493 views
Asterisk for Small Business - Where to Start?
I have been in IT for a long time now doing software development and some system/server administration, but all mostly software-related services. I would like to help set up a small business (~50 ...
7
votes
2answers
705 views
In a Asterisk PBX system, is hardware echo cancellation necessary?
I am pricing out hardware for 2 Asterisk (trixbox) systems, they are both smaller (one is a 4 line and the other is a 8 line, both analog TDM800p and TDM400p respectively) installs. And the one thing ...
7
votes
4answers
1k views
Asterisk running on VMware
Does anybody have experience or running Asterisk on VMware(?) - specifically the latest ESX...?
I've got a proof of concept working but am reticent to roll it out without a bit more reassurance! I ...
7
votes
3answers
316 views
What are some potential uses of Asterisk (PBX) for a “power user”
So I read a lot of good things about Asterisk. I am not however looking to run a call center or small business setup. I am still interested what potential uses it has for me as a "power user" and ...
7
votes
4answers
1k views
Skype-SIP gateway
Does anyone know if you can setup a Skype-to-SIP gateway on your network?
I tried Uplink, which works wonders, but only on Windows and with Skype on the same machine... It would be awesome if you ...
6
votes
4answers
385 views
VoIP PBX, custom build or appliance?
I'm looking for advices regarding VoIP products. I need to build an in-house VoIP PBX for one of my company's office, and while I'm fairly sure we will go with Asterisk (still leaving the door open to ...
6
votes
2answers
2k views
asterisk outbound caller id
I'm trying to set the caller id number for an outbound call.
My asterisk .call file looks like this:
Channel: SIP/flowroute/1234567890
Context: test
Extension: 1234567890
Priority: 1
Here's my ...
6
votes
2answers
704 views
What are the means you use to monitor voice quality in your network?
What software/product do you use to monitor voice quality in your system? Do you use Asterisk manager API for making calls and recording audio? Do you have software to receive quality scores?
5
votes
4answers
2k views
Google Contacts on IP phones via asterisk PBX
I've skimmed google on this but haven't found anything too useful.
Is there a way to use Google Contacts with a HardPhone supported by Asterisk PBX?
Google contacts is exposed thru a MSExchange ...
5
votes
2answers
1k views
Ways to monitor SIP termination on an asterisk server
I have a nagios setup which ensures that SIP is responsive on my Asterisk server, that's straight forward.
My question is, what kind of possibilities are there that the Asterisk server can actually ...
5
votes
4answers
651 views
Hardware needed for receiving and recording videocalls in Asterisk
I'm planning an Asterisk configuration that should record videocalls and then feed it to an application.
From what I've researched, it seems like app_h234m is the way to go ...
5
votes
2answers
857 views
Asterisk does not recognise DTMF tones from mobile phones
We have an Asterisk 1.8.7.0 (the Elastix derivative) switchboard.
Every since a month ago, seemingly out of the blue, the switchboard does not recognise DTMF tones any more from mobile phones.
...
5
votes
5answers
178 views
Asterisk open source phone systems - determining which 800 phone number was used?
I have an Asterisk open source phone system. My business will have many toll free 800 phone numbers, they all go to the phone system. When a client calls us, is it possible to know which 800 phone ...
5
votes
1answer
412 views
Elastix(Asterisk) Slow to repsond on incoming PSTN line
I setup a PBX with asterisk and Elastix as a web GUI. I have all incoming calls set to ring to a ring group of our office personnel in a ringall format. The only issue is the time for Asterisk to ...
4
votes
2answers
80 views
Using an extension to block a caller
I have a couple of SIP phones and use callcentric. I get a lot of junk calls. I'd like to implement the following feature and would like some suggestions on how to do this:
Once I get a junk call, I ...
4
votes
1answer
671 views
Asterisk isn't playing recording attachted to IVR
I've setup an IVR to pickup up incoming calls to allow them to enter an extension or press one to be dropped into the ring group for our office. The only issue is Asterisk isn't playing the ...
4
votes
3answers
2k views
Asterisk: Dropping calls with an “ast_yyerror”
I'm having an intermittent issue where asterisk will play our greeting to the caller, and then drop the call instead of making our phones ring.
I'm unable to reproduce the problem with any phones I ...
4
votes
1answer
68 views
Trans-atlantic VOIP
We're a Canadian business on the east coast and will soon be opening up a new call centre in Australia. This new call centre will be handling our graveyard shift and will be overlapping with the ...
4
votes
3answers
3k views
Bringing people into an Asterisk conference call
I'm using Asterisk 1.4 and am trying to work out a way to bring people into a conference call. In the ideal scenario two people would be talking and one of them would push some keys, then a phone ...
3
votes
6answers
876 views
What bandwidth would be required for 55 VOIP Lines And what type of Internet connection
In a call centre environment, what bandwidth would be required for 55 lines? This would be on SIP protocol, would we be best to use G729 codec as i know that our sip provider supports this? What type ...
3
votes
3answers
515 views
How do I secure my Asterisk server?
Our asterisk server was compromised. some calls were made to Asia countries last weekend.
Thought we have improved our network configuration, we still want to determine how the intrusion was done, we ...
3
votes
4answers
544 views
Asterisk Intrusion Prevention
Let me start of by saying that I'm a noob, and what I've figured out so far has only been by stumbling my way through it. I have Googled around and the solution may be out there already, but it was ...
3
votes
2answers
62 views
Registering SIP phone (X-Lite) to asterisk server (asteriskNow)
We currently have a school-project going in which we need to set up an PBX with Asterisk. Thus we have installed asteriskNow in a virtual environment (with virtualBox) on ubuntu 12.10. We tried the ...
3
votes
1answer
281 views
Asterisk / Trixbox Allow Inbound Caller to redial and bridge
I want a caller to be able to phone into asterisk from a mobile phone or a pay phone and then enter a special PIN and allow them to dial another number.
This could allow for significant savings on ...
3
votes
2answers
492 views
How can I make Asterisk keep track of dynamic SIP agent statuses?
I am setting up a new server using Asterisk 1.8.11-certified4. In testing, we're seeing that agents dynamically logged into the queue will receive a second queue call as a call-waiting when ...
3
votes
2answers
334 views
Server Freeze Up Under Load
I'm having a problem with a debian server that I thought was due to bad RAM, but is persisting.
It's a Dell Poweredge 6800 with two dual-core 3.6GHZ Xeon processors and 5GB of DDR2 ECC 333.
I've ...
3
votes
2answers
2k views
How to configure Asterisk to send audio before call is established
Is it possible to configure Asterisk so that it sends RTP packets with audio from the receiver before the remote party actually picks up?
This seems to be required for a VoIP compliance test my ...
3
votes
2answers
233 views
Asterisk setup for Beginner
I am doing a project to Generate a call automatically to the customer with IVR support. The customer will input a PIN number. I have to extract this PIN number using Java/scripts on the Backend.
I ...
3
votes
2answers
1k views
Linux DHCPD Mac-Address based Groups
Our Current DHCPD.conf looks like the following.
subnet 10.0.32.0 netmask 255.255.255.0
{
range 10.0.32.100 10.0.32.254;
option subnet-mask 255.255.255.0;
option ...
3
votes
1answer
211 views
Automated reports with FreePBX 2.8.1.4
FreePBX has a 'Reports' tab that allows you to create a few reports and some of them you can export as a .csv or .pdf, but it doesn't really have any finer features than that. I would ultimately like ...
3
votes
1answer
139 views
Asterisk: Got 2 PSTN numbers, want to go IP. Need a card
I'm familiar with Networking, VoIP, Asterisk and Linux... but I've never deployed a VoIP with PSTN.
I've got one week to deploy VoIP + 2 PSTN numbers, I don't mind reading like crazy but I would like ...
3
votes
3answers
1k views
What's a good asterisk hosting provider? [closed]
Does anyone know of a good hosting provider for asterisk? I came across lylix but don't know if they're any good. Of course I could always install asterisk myself on a godaddy vps, but figure it ...
3
votes
1answer
2k views
Asterisk SIP/2.0 401 Unauthorized
I'm running into a funny little issue with Asterisk 10.3, but it seems to be applicable to 10.4 as well.
The server running Asterisk was relocated from a VPS to dedicated hardware, and now only 1 of ...
3
votes
1answer
482 views
Asterisk Server - Can't make consecutive outbound calls
One of the issues I'm having now is that if I call in consecutive times to the asterisk server from the same phone, it may disconnect. Asterisk logs the following message:
[Aug 14 10:24:56] ...
3
votes
4answers
5k views
How to stop registration attempts on Asterisk
The main question:
My Asterisk logs are littered with messages like these:
[2012-05-29 15:53:49] NOTICE[5578] chan_sip.c: Registration from '<sip:912@xx.xx.xx.xx>' failed for '37.75.210.177' - ...
2
votes
3answers
422 views
Is It a Bad Idea to Install the OS GUI on a Server That Will Host Asterisk?
We have a server onto which we plan to install CentOS 6.2. The server will host Asterisk for our office, but is not a webserver.
If we install the minimal installation for CentOS - that is, no GUI ...
2
votes
4answers
3k views
Should I use an Asterisk GUI?
In the near future I'm going to be setting up an Asterisk box to handle all the phones in our office (a linux software developer). I've had a play and the basic setup seems fairly simple, and the ...
2
votes
3answers
478 views
Costs For Building An In-House Custom VoIP Gateway?
I am looking for both technical and financial advice for this. In short, my client has approached me concerning a project that they wish to undertake regarding building a very small "today" call ...
2
votes
3answers
499 views
PBX with Fax and Google Voice
Looking to replace/port my home number which I use for mainly faxing for my home business to a PBX server ( Thinking Asterisk or Elastix ).
My question is:
Does Asterisk/Elastix support Faxing ( ...
2
votes
2answers
279 views
VOIP Codec Preference
Do any of you have a preferred codec for VOIP traffic? I guess this is another case where the answer varies depending on use case, equipment, topology, etc...
I'm trying to find an optimal codec to ...
2
votes
2answers
399 views
Performance of Asterisk Telephony System on Linux [duplicate]
I needed some idea on the max concurrent calls a standard Asterisk Telephony System can handle on a 64 bit Linux server of 4GB RAM, 4 CPU cores and 10K RPM RAID0 HDD? Most of my calls will be reads.
...
2
votes
3answers
261 views
How to add more incoming/outgoing lines capability to Asterisk?
We have 4 people call us from around the country at once and it causes our phones to be busy.
We want to be able to have at least 8 people call us at once without anyone getting the busy signal. ...
2
votes
2answers
291 views
Testing a PRI card before plugging it into a PRI
We have two Asterisk servers. One is a warm failover (ie, we have to make it work manually should the first one fail, but it gets regular configuration updates so it's always ready to be made live) ...
2
votes
2answers
1k views
Why is my softphone not able to connect to Asterisk?
I'm familiarizing myself with Asterisk, and I'm reading the book "Asterisk: The Future of Telephony."
I'm up to the point where I've configured sip.conf and extensions.conf according to the book.
...
2
votes
1answer
215 views
cant make outbound calls - asterisk
I have a basic Atcom IP01 with the following config
Registered Voip (SIP) Trunk
Registered Voip Phone - ext
Dial Plan
Outbound Call rule
I made use of this manual that the manufacturer supplies:
...
2
votes
2answers
404 views
Asterisk 15-minute drops calls
There seems to be a hard limit on incoming calls set a certain way- a telephone engineer told me about this, but I don't know the specifics. When on a call, the moment the call hits 15 minutes it ...
2
votes
3answers
2k views
On-board RAID-1 or Software RAID on SUPERMICRO MBD-X7SBE Asterisk Heavy Use?
I am looking using the on-board RAID controller of my SUPERMICRO MBD-X7SBE to setup a RAID-1 array with two Seagate ES2 hard disk drives. We have around 8 or so of these in production. I am going to ...
