Additional channels of fax capability, beyond the first, require purchase of the Fax For Asterisk product. Channels of Fax For Asterisk are available from your Digium reseller.
Unlike Free Fax For Asterisk, Fax for Asterisk is a paid product and cannot be delivered for free, so a method of payment is required. When you run the register utility to enable Fax For Asterisk, your registration key is tied to the hardware on which you perform the registration. Your key was provided to you with three 3 registrations. The first is used when you first register your Fax Key. You have two more available registrations with your key, beyond the first, in the event that you need to move your key to a different system.
Digium reserves the right to refuse requests to provide additional registration attempts — this applies more generally to Fax For Asterisk customers are Free Fax For Asterisk users can always register a second Free key and disable the first. Fax For Asterisk provides the building blocks necessary to build your customized fax application. Inside of Switchvox, Digium has added the ability for desktop users to print their documents directly to Switchvox and then fax them, and for users to receive inbound faxes to a dedicated IMAP mailstore.
Digium has used Fax For Asterisk as the building block to create these advanced applications, but they are not inherently part of Fax For Asterisk. Switchvox only works with Fax For Asterisk keys. Switchvox will ignore any attempts to apply a Free Fax for Asterisk key.
If they are currently running a new version of Asterisk 1. Fax For Asterisk does not provide the capability to talk to regular analog modems for the purposes of data communication, Remote Access Servers, etc.
Fax For Asterisk provides fax modems for the purposes of originating or terminating fax sessions. In the event that you experience significant timing slips between a PRI card and an analog card such that a direct card-to-card fax is not possible, Fax For Asterisk can be used to build a store and forward application.
On the first leg of the call, Fax For Asterisk can be used to receive the fax. After receiving the fax, Asterisk can be instructed to place a second call out to the analog card's FXS port and then send the fax to an attached fax machine. When faxing across VoIP, T.
Fax For Asterisk can successfully transmit or receive two faxes safely, while still running other Asterisk applications like calls and transcoding, on a 1. Fax For Asterisk is capable of operating at , , , , , or baud. By registering Fax for Asterisk, customers are automatically subscribed to an announce-only mailing list that provides product update announcements.
Fax For Asterisk is very similar to spandsp. From Asterisk's perspective, it entirely replaces the capabilities of spandsp — with a few exceptions noted in the Fax For Asterisk Administration manual. Remember that Asterisk versions 13 and later do not support Fax For Asterisk, thus spandsp is an alternate option in these cases.
Fax for Asterisk does support G3 and G4 Fax image compression. Super G3 V. Free Fax For Asterisk does not come with technical support. It is provided under license, as-is. Users requiring a supported option should purchase Digium's commercial Fax For Asterisk product. Choose the directory that describes your Asterisk version and processor architecture. Inside those directories you will see TAR files containing the fax modules for each type of processor supported.
First, log in as the user "root". Internet access is required from your Asterisk server in order to register your Fax For Asterisk key for licensed use. Outgoing network traffic to TCP port SSL must be allowed in order for the register utility to successfully communicate with Digium's license server and complete the registration process. The registration utility will prompt you for your Fax For Asterisk license key. There are various optimized versions of the fax module available for different CPU types in both x and x architectures.
To determine which build of the module performs best on your system, the benchfax utility will run a series of tests and report which fax module will maximize performance on your system. Depending upon your version of Asterisk and processor architecture, different components are required for the use of Fax For Asterisk.
Digium provides a Fax Selector web utility in order to assist with choosing the correct components. Comprehensive article on how to troubleshoot faxing for an on-premise Switchvox server. Skip to Main Content. Home Products. Expand search. Search Search. Log in. Articles Fax Troubleshooting Explore other articles and discussions on this topic. Fax Troubleshooting Comprehensive article on how to troubleshoot faxing for an on-premise Switchvox server. Information Hot Topic Rating Use a high number to promote an article in the product support pages like a 10, 9, 8, 7, 6 5.
Use a low number to lower the probability of the article showing up on the support page. Problem Description. Any other way of connecting the fax machine is completely unsupported. Make sure your fax machine has an analog extension on the Switchvox and is hooked up to the correct channel of the Analog card. Set Fax detection to No. Incoming fax detection for the Provider must be disabled. If fax detection is enabled at all, then fax calls will not reach the fax machine.
Instead the faxes will be delivered to the extension inbox. Do you see any fax errors?
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