NEC NEAX 2000 IPS Reference Manual page 111

INASET Basic Network Capability
Dual port 10/100 Mbps Ethernet switch
Internal voice packet prioritization
VLAN support (802.1q & 802.1p frame tagging)
Configurable ToS bits (DiffServ and IP Precedence support)
Powering
o Inline power (unused pairs) or
o Direct powering with external wall-plug adapter
PBX System Requirements
NEAX 2000 IPS R6.1or higher
IPPAD Card
8 Seat Licenses: Supports up to 8 INASET terminals
NEAX2000 IPS Request For Proposal (RFP) Reference Guide
NDA-24349 Issue 4
Chapter 5 Station Equipment
Page 5-35