User`s manual

AudioCodes Mediant 800 MSBG Installation and Configuration Guide Page 11 of 47
8. Select VoIP > Media > IPMedia Settings
9. Enter in the Number of Media Channels that were purchased with
your feature key.
Note: If you do not know the number, check in Maintenance >
Software Update > Software Upgrade Key and on the right hand
side look for the following value: