Avaya IP500 V2 Installation Manual page 281

System Components: Phones
10.11.2 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
50
6.0+, these phones require an Avaya IP Endpoints license.
406
1120 Telephone 1140 Telephone
1120 Telephone 1140 Telephone
Installing IP500/IP500 V2 Page 281
IP Office 9.0 15-601042 Issue 28c (19 August 2013)