Asterisk is software that enables a server to act as an IP PBX system, VoIP gateway, conference server, and more.

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Change the caller id from my asterisk server

I successfully set up an asterisk server. When people call my asterisk server via PSTN, the server will place another PSTN call to my phone at 33344455555. When I receive the call, my phone shows ...
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How can I use the FLASH key of my IP phone to transfer a call (atxfer)

My IP phone has a FLASH key. This key sends the DTMF of Flash [16 in decimal] (http://www.voip-info.org/wiki/view/SIP+DTMF+Signalling). How do I set the atxfer parameter in the features.conf?
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801 views

How to configure a 2821 ISR to an asterisk PBX on a PRI line?

I'm trying to move my company's phone system from Cisco's CUCM to an asterisk solution. I have setup a PBXinaflash server, and setup an account with www.vitelity.com. I was able to get it working. ...
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3answers
301 views

Asterisk and SIP trunking, is this configuration possible?

I am new to asterisk and before I dive in, I just want to make sure that what I plan to do is possible/correct. My office will run an asterisk server and have both local and remote extensions. We ...
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710 views

Interpreting and using the Asterisk “timing test” command

Timing is very important for certain kinds of applications in Asterisk. If DAHDI is the timing source, the dahdi_test command can be used to check the timing provided by the DAHDI kernel module. If ...
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272 views

UDP Range Nat Translation port forwarding RPT Traffic to inside host PBX Cisco ASA 5505 8.2a

I have an Asterisk based PBX that I'm providing VoIP services with, My gateway is a Cisco ASA 5505 running 8.2 and I only have one public IP Available along with other services I provide with that IP. ...
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656 views

Accept calls on external cell phones - FreePBX Distro

We installed FreePBX distro last week and configured it so that when someone calls in, it goes to all the phones so someone here can answer the call. After trying all the internal extensions, it ...
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307 views

Asterisk outbound calls hanging up imediatellly on Zap trunks

The inbound calls work fine. Outbound calls fail as follows: Dial("SIP/xxxxxxxxx","ZAP/g0/14442223333|300|") Couldn't call g0/14442223333 Hungup 'Zap/2-1' Everyone is busy/congested at this time ...
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321 views

How to establish SIP connection, when SIP-proxy is required?

I have Asterisk/1.8.13.1 Asterisk GUI-version : SVN--r Yes, quite old one, but I can not update it since this is installed on my Synology NAS. NAS is connected to internet thru router Asus RT-N16. ...
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375 views

Configuration of a Cisco IP Phone 7916 and 7975g

Hi everyone, I would appreciate some help configuring my Cisco IP Phone 7975. In fact the phone works well with the SIP firmware (version SIP75.8-4-1ES2) and an Asterisk Server. Now I would like to ...
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427 views

Lync 2010, Kamailio, & Trixbox 2.6.23 (Asterisk 1.4)

I'm having an issue trying to connect Lync 2010 phone calls with our trixbox PBX. I've gotten to the point where Kamailio seems to be functioning properly and acting as a bridge between TCP traffic ...
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427 views

How do I detect call forwarding in Asterisk?

Basically, I want to do the same thing that Google Voice does. I forward my calls to a DID number that rings my Asterisk server via IAX2, which, if it detects the call has been forwarded, sends it to ...
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503 views

FreePBX How to play an announcement for misdialled calls

Our Asterisk-based PBX (FreePBX "Tango" distro) does not require any prefix for outgoing calls. The system is able to recognise external numbers and route them appropriately. Some of our users who ...
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297 views

Asterisk 1.8, Dedicated SDSL but SIP Provider Inbound Channel heavily delayed?

We have a dedicated Asterisk 1.8 server running as a front end SIP server for authenticated and internal users only, using SDSL 2MB/2MB, in the UK. The provider of our internet also is the provider of ...
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1answer
207 views

asterisk call file not deleted

I'm placing outgoing calls using Asterisk call files on Asterisk 1.8. My call files are very simple and have no MaxRetries or RetryTime specified. If a call succeeds, the corresponding callfile is ...
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477 views

Asterisk Call Center Report - Inbound and Outbound Calls

We currently use Asterisk to run our call center which handles incoming calls (both direct dial to extension and queues) as well as a bunch of outbound calls. Up until now, we've used a custom report ...
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63 views

Asterisk (Trixbox CE) sound to low in message2email

Hy in Asterisk (Trixbox CE) latest version, we receive message to our email in WAV. But the sound it's too low. Where can I fix that ? Thakns
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1k views

How many concurrent calls can a 0.9Mbit connection handle with G711a?

We've been using G729 but the call quality was terrible. I swapped over to G711a and everything was perfect. We've got about 0.9mbit upstream. What's the maximum theoretical number of calls, and how ...
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131 views

asterisk Dial-plan?

I want to make a dial plan for asterisk to do this: for incoming-call check the caller-id and if caller id is equal with specific number (for example 666) then hangup that call.(this dial-plan also ...
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2k views

Configuring Hylafax to work with Asterisk over a single SIP provider

I'm setting up an Asterisk 1.8 based PBX, and as part of the requirements, I need to make provisions for sending and receiving faxes. The 'big picture' goal is installing a fax printer at each Windows ...
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304 views

Problems in Asterisk when configuring x-lite

I setup AsteriskNOW 1.6 with freePbx. I assigned it an address 192.168.164.128, and I made a team on a virtual machine (vmware). There are 2 clients: Windows XP the AsteriskNOW server I logged ...
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2k views

How to enable CDR on AsteriskNow 1.5

I have upgraded PBX to Asterisk 1.6.2.7 and now CDR files are not created. It looks that such logging is disabled: Connected to Asterisk 1.6.2.7 currently running on pbx2 (pid = 5824) Verbosity is at ...
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885 views

DNIS Number In Asterisk Dialplan

I am trying to get the phone number customers dialed when calling in. I have tried all of the CALLERID options available but to no avail. Any ides?
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41 views

add presence for a remote user to a legacy telephone system?

we have a small call center that uses an old nortel phone system with analog lines. one of our sales people works from home so her calls do not go through the phone system. this creates a problem at ...
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456 views

Can we manage incoming call number landing on asterisk?

I am using Asterisk 1.4.2 in two different machine. I have configured some extensions in asterisk. When any caller, dial my extension number with local number then if I see asterisk console (asterisk ...
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276 views

How to send T.38 from a mac?

I'm trying to set up a fax-server on a macintosh. I have Hylafax, and we're going to use an internet FOIP fax provider (Haven't decided who yet, that may be another question). The problem is how to ...
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501 views

Asterisk call failure timeout

I am using Asterisk and there seems to be a problem with the delay that the server answers a call. What actually happens is that the caller hears a busy tone and then hangs up, but a channel is opened ...
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771 views

Calls cut off in Asterisk 1.6.2

here is the problem : We are offering hosted VoIP. The Asterisk servers are running in our data center and customers connect their Aastra phones remotely to it. However, I have one customers ...
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331 views

Where can I get some real life CDR/SMDR/AMA logs from asterisk or ther IP based switch?

In order to develop some generic call accounting software I need some sample logs from IP based PBX. Where can I get some? - I need more than 100 records, preferably using both SIP and telephony ...
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1k views

How to configure Gizmo5 on Trixbox/Asterisk

Does anyone know how to configure Gizmo5 for use on an Asterisk PBX? Specifically Trixbox if possible. For the life of me I just can't get this to work...
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87 views

elastix cdr stop working

CDR was working before 19 march. Unfortunately i dont remember what kind of changes i made to configuration, but this exactly not changes to CDR config. elastix 2.4.0 asterisk 11.7.0 mysql 5.0.95 ...
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551 views

Permission Denied trying to execute a .conf file.

I'm using a virtual machine in Windows 7 and I have installed Linux on it and Asterisk software. I want to configure the sip file to create sip user but when I type ./sip.conf in Linux it replies ...
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578 views

Timing Source on Asterisk [closed]

I have tried to look for simple language of explanation what is timing source for in asterisk? and why it has significant impact on the asterisk Anyone can give me insight will be appreciated
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175 views

How do you set up speed dial on Polycom IP6000 phones?

Basically I would like speed dial on this so I can press 1 and it will dial 101 AND I can press 2 and it will dial 555-555-5555. Is there a way to do this?
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172 views

Asterisk using 100% of the cpu and freezing my debian host

I have a Debian host $ uname -a Linux voip 2.6.25-2-amd64 #1 SMP Mon Jul 14 11:05:23 UTC 2008 x86_64 GNU/Linux Old asterisk asterisk 1:1.4.21.2~dfsg-3 It has been ...
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1answer
361 views

Networking issue with asterisk server

I replaced an IVR machine for incoming call after going down. It is running asterisk 1.4.23 on ubunutu 10.04 I decided to put the server behind iptables because my server was under brute force attack. ...
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766 views

Asterisk Server with SIP Account Routing to Cell Phones

I'm having trouble finding the exact documentation to do the following: I have a SIP Account. I want my Asterisk Server on a VPS somewhere in the United States to accept the credentials of the SIP ...
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134 views

Can we run Asterisk on our MAXIMISER 4140 Call Server with Slicecomm PCS100s?

We currently have a MAXIMISER 4140 Call Server, a MAXIMISER 4315 Phone system and about 20 Slicecomm PCS100 (voip phones) Can we somehow run Asterisk using this hardware?
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118 views

Asterisk server running on loopback address instead of local ipv4 address

I installed Asterisk on my local Ubuntu 12.04 machine. After starting the asterisk [asterisk -c] I ran the command netstat -nlpa | grep asterisk and the output shown is this -> tcp 0 ...
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100 views

What is the use of echo canceler in ISDN boards if all my endpoints have echo canceling?

Most digital telephony boards (BRI/PRI) have optional hardware echo canceler presented as alternative to the cpu intensive software echo canceling available in Asterisk and FreeSWITCH. I'm ...
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653 views

High Load, low CPU, Memory and Disk IO - Highend Server

This issue has been bugging me for the past several days having spent over 40 hours investigating this issue intensively. Effectively we run asterisk 1.4.42 which I understand is old, however is the ...
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152 views

Monit detecting error, but not restarting asterisk

I am running Ubuntu 13.04 with the corresponding versions of monit (5.5-6) and asterisk (1.8.13.1). I have monit set up to watch my asterisk log file for disconnection to my SIP provider and restart ...
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268 views

asterisk 1.8 poor playback quality

i've just installed an asterisk 1.8 IVR using playback() for playing sln files. i've we have some high quality wav files, that i've converted with sox to sln 16KHz files. (Why aren't higher sampling ...
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53 views

Can I include the same file multiple times in Asterisk?

I'm new to Asterisk, and I, would like to include a file that stores all of the common settings for my SIP phones to avoid duplication. Can I use #include more than once in sip.conf to accomplish ...
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868 views

Does the Cisco SPA range of phones work with CallManager/CME?

I have about 15 phones and am looking to upgrade from asterisk to an all Cisco solution. Do we need to replace the phones as well?
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3k views

Asterisk block incoming call with certain Caller IDs

So I know this is a fairly simple question, but I can't seem to find a good answer to it. I have a DID which is getting hit fairly hard (or at least for me, about 1-3 calls per day) with telemarketers ...
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245 views

Uninstalled asterisk, still gets email about error logs

/etc/cron.daily/logrotate: error: error accessing /var/log/asterisk: No such file or directory error: asterisk:1 glob failed for /var/log/asterisk/*_log error: found error in /var/log/asterisk/debug ...
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173 views

Outbound Calling

I can't seem to get outbound calling for Asterisk working. ::Useful Info:: trixbox Version: 2.8.0.4Asterisk Version: 1.6 Pastebins: http://pastebin.com/6eH87Nri | http://pastebin.com/MU6F6dDC The ...
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324 views

Asterisk Sip trunk though a PIX 501 firewall

I'm using an asterisk VOIP server, and I'm able to make called though with my SIP client. The problem I get is one-way voice. I can hear the incoming voice but the caller can not hear me. I have no ...
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383 views

Asterisk inbound call status

I want to make a real time program that shows the inbound calls. The problem is that i don't know where to get the call status, like hold, calling or answered. Asterisk has a Variable ...