Hi, Check: http://www.smlink.com/download/Linux/slmdm-2.7.14.tar.gz This is the modem I talk about Smartlink SM56 USB version
This is extracted from the README file: Features ======== Modem: V.92, V.90, V.34, V.32bis, V.23, V.22, V.21, Bell 103/212. Flow control: V.42, MNP 2-4. Compression: V.44, V.42bis, MNP5. Fax: Class 1. Voice: ADPCM voice compression, Digital Answering Machine. Supported Hardware ================== HAMR5600 based AMR/CNR/MDC/ACR modem cards on the following Southbridge chips: - Intel ICH0, ICH2 - Via 686A, 686B, 8231, 8233 - SiS 630 - ALI 1535. SmartPCI56/561/562/563 based PCI modem cards. SmartUSB56 based USB modem. BR, Dan ----- Original Message ----- From: "Steven Critchfield" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Wednesday, June 04, 2003 1:55 PM Subject: Re: [Asterisk-Users] Modem => Serial ? > The problem with the few softmodem drivers I've dealt with is that parts > of the driver are _NOT_ in source form. The parts that are in source > form are basically a serial interface to the dsp library that does > direct hardware access as it would have kernel level privs from having > been called from inside the kernel. > > I'm interested in documenting a dsp library that is available for a > software modem and seeing if it could be a resource for asterisk to > create a modem interface. But this is a project probably for the > fall/winter. > > On Wed, 2003-06-04 at 05:38, Dan wrote: > > With a software modem, you cannot bypass AT commands and directly acces the > > hardware for voice applications, as you have the source code for the modem > > driver himself? > > > > BR, > > Dan > > > > > > > The problem is using the AT command set, not whether or not serial > > > communications can carry voice. Remember that T1 is just a really fast > > > serial line. > > > > > > The AT command set is a remnant of low power computing. You issue a > > > command to get started with voice mode. Then you set it in record mode, > > > and look to see if there is incoming audio. Then you issue a command to > > > send audio when you have some in your queue. > > > > > > _______________________________________________ > > Asterisk-Users mailing list > > [EMAIL PROTECTED] > > http://lists.digium.com/mailman/listinfo/asterisk-users > -- > Steven Critchfield <[EMAIL PROTECTED]> > > _______________________________________________ > Asterisk-Users mailing list > [EMAIL PROTECTED] > http://lists.digium.com/mailman/listinfo/asterisk-users > > _______________________________________________ Asterisk-Users mailing list [EMAIL PROTECTED] http://lists.digium.com/mailman/listinfo/asterisk-users
