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Overview
ATP-CNX-040-01 Rel. 1.3, Doc. Rev. 01.07 2-3
About the Aastra CNX
• Cost-effective conferencing for small to medium-size enterprises
— Time and travel cost savings
— Faster product development
— Availability of decision makers
— Global presence with low cost
— Critical information exchange
Voice processing features
The Aastra CNX offers the following technical features:
• Dedicated digital signal processor (DSP)-based speech processing for up to
64 VoIP channels using the G.729a codec, and 120 channels using G.711
codec, with G.168 echo cancellation, voice activity detection, silence
suppression, and comfort noise generation
• Hardware-based audio mixer with automatic gain control, acoustic and
electrical echo cancellation, adaptive noise suppression, and dominant
speaker selection.
• Touchtone (dual-tone multifrequency (DTMF)) detection, suppression, and
generation
Languages
The following anguage packs are available for the Aastra CNX. Lanaguage packs
include announcements and GUI prompts in a specific language.
• English (default)
• British English (available for announcements only)
• French-Canadian
• Spanish
Reference
For a procedure on loading language packs, see Chapter 5, “Maintaining the
Aastra CNX.”