Features
418
System functions and features as of R3.0
syd-0367/1.3 – R3.0 – 03.2013
node. The Enterprise voice mail system can also be used to record conversations 
(see "Conversation recording", page 492).
If an Auto Attendant licence is in place, the voice channels can be used not only for 
voice mail and for recording calls but also for the Auto Attendant. Additional Audio 
Record & Play Channels licences are required for more than two voice channels.
9. 6. 1. 2 Voice memory capacity and voice channels
The voice memory capacity and the maximum number of voice channels for voice 
mail and/or Auto Attendant depend on the existing licences, the type of communi-
cation server and, with Aastra 415/430, also on the Voice mail mode configured. In 
an AIN the indications are valid for each node:
Tab. 211 Voice memory capacity
For the voice channels the appropriate DSP resources need to be allocated on the 
DSP chips. Without configuration the Aastra 415/430 communication server only 
provides the two basic voice-mail voice channels. The Aastra 470 communication 
server has 8 Enterprise voice mail channels in its basic configuration. An Enterprise 
Voice Mail licence and 6 Audio Record & Play Channels licences need to be in place 
before they can be used.
Notes:
–The configured Voice mal mode is always valid for the entire node.
–In Voice mail mode = Expanded (only G.729) all the voice mail audio data 
(personal and global greetings, voice messages and the Audio Guide 
languages) must be in G.729 format so that they can be played back. 
Existing greetings and voice messages in G.711 format can be con-
Features Basic voice mail
Enterprise voice mail 
with Aastra 415/430
Enterprise voice mail 
with Aastra 470
Voice memory capacity [min-
utes]
20 200
1)
 / 400
2)
1)
if Voice mail mode = Normal (G.711 or G.729)
2)
falls Voice mail mode = Expanded (G.729 only)
600
Maximum number of voice 
channels for voice mail
24
1)
 / 12
2)
16
Maximum number of voice 
channels for Auto Attendant
24
1)
 / 12
2)
46
Maximum number of voice 
channels for recording calls
–28