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Supports 12 expansion modules providing a combination of up to 360 analog, digital, and IP telephones, with capacity for 8 analog trunks or 4 digital trunks (96 T1/PRI channels or 120 E1 channels). Optionally, SIP trunks are also supported. Support for additional analog trunks can be achieved by using Expansion Modules. Features include 2 independently switched LAN ports and optional support for up to 60 voice compression channels.
The Avaya 412 has now been superceded by Avaya IP Office 500
