Technical data

11
About the Dialogic® Diva® System Release Software
The Dialogic
®
Diva
®
System Release software enables you to use your Dialogic
®
Diva
®
Media Board and the
Dialogic
®
Diva
®
softIP for SIP Software module with Linux, such as to provide analog, digital, and fax modem
emulation over TTY, a CAPI 2.0 interface for ISDN-based applications, an ISDN Direct Interface (IDI) for access
to the management interface, and B- and D-channel tracing utilities. The Diva System Release software provides
the basis for all types of telephony applications, including UM/Fax, voice, conference, modem, monitoring, and
VoIP/FoIP gateway applications. Additional software provides integrated support for the SIP and SS7 protocols.
Features
The below feature overview lists the Diva System Release software features. For information about Diva softIP
software features, see
Diva Media Board-related features are listed under Product Features on page 157.
The features list includes information about:
• General features on page 12
• Fax and voice features on page 15
• VoIP features on page 15
• Q.SIG features on page 16
• Dialogic® Diva® TTY driver on page 17
• CAPI 2.0 support on page 17
• Licensable features see "License-based features" on page 18
New features in the Diva System Release 9.0 LIN SU 1 software:
• Support for kernel version up to 2.6.29
• Compatibility with CHAN_CAPI Asterisk 1.6. The Diva channel driver for Asterisk supports the following
media processing and signaling features provided by the Diva System Release software:
• 256 ms Echo Cancellation
• Suppression of ambient noises
• Automatic Gain Control
• Digital Gain Control
• Codecs
• Detection of MF digits and Dialing Pulses Rate conversion (control of recording and playback pitch/speed)
• Detection of special tones and human talker interactive control of voice stream
• Control voice stream while recording or playing back