Avaya IP500 Installation Manual page 268

9.11.2 1120/1140/1220/1230
These Avaya SIP telephones are supported by IP Office Release 6.1 and higher.
· The availability of VCM (Voice Compression Module) channels is necessary to support IP telephony. For IP Office
47
6.0+, these phones require an Avaya IP Endpoints license.
395
1120 Telephone 1140 Telephone
1120 Telephone 1140 Telephone
IP500/IP500 V2 Installation Page 268
IP Office 8.0 15-601042 Issue 25i (03 January 2013)