Aria-24
ipe
Digital Key Telephone System
Installation Manual
Issue 1.5
Aria Technologies
67
5.4 VOIM (Voice over Internet Protocol Interface Module) Installation.
The VOIM can be installed on the basic KSU and provides the Ethernet interface for S/W applications
and VoIP features with optional VoIP daughter board.
The VOIM has the capacity of maximum 8 channels with one VOIU, and VOIU provides 4 VoIP channels.
I
TEM
Specification
LAN Interface
10 / 100 Base-T Ethernet (IEEE 802.3)
Speed
10 Mbps or 100 Mbps (Auto-Negotiation)
Duplex
Half Duplex or Full Duplex (Auto-Negotiation)
VoIP Protocol
H.323 Revision 3
Voice Compression
G.711/G.726/G729/G.723.1
Voice/Fax Switching
T.38
Echo cancellation
G.165
F
IGURE
5.4.1
VOIM
