AudioCodes Mediant 800 MSBG, User Manual

Page: 549 / 890

Version 6.2 549 February 2011
SIP User's Manual 8. IP Telephony Capabilities
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To enable SBC:
1. Open the 'Applications Enabling' page ( Configuration tab > VoIP menu >
Applications Enabling submenu > Applications Enabling ), and then from the
'Enable SBC Application' drop-down list, select 'Enable':
Figure 8-61: Applications Enabling Page
2. Click Submit .
3. Save the settings to flash memory ("burn") and reset the device (see ''Saving
Configuration'' on page
336 ).
8.4.10.1.4 Step 4: Define Number of Media Channels
If transcoding is required, the number of DSP channels must be defined, as described in
the procedure below. Note that each SBC (B2BUA) session comprises two legs, therefore,
if you enter 150, a maximum of 75 calls can occur simultaneously.
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To define the number of media channels for transcoding:
1. Open the 'IPmedia Parameters' page ( Configuration tab > VoIP menu > Media
submenu > IPMedia Settings ), and then in the 'Number of Media Channels' field,
enter the number of SBC legs that require transcoding.
Figure 8-62: Defining Number of SBC Sessions
2. Click Submit .
3. Save the settings to flash memory ("burn") and reset the device (see ''Saving
Configuration'' on page
336 ).