ARIA SOHO IP Hardware Description and Installation Manual
Issue 1
BOARD INSTALLATION
December, 2008
42
4.4.4 VOIB (Voice over Internet protocol Board (4ch))
The VOIB can be installed on MBU and provided four VoIP channels.
The length of the Ethernet cable should be less than 10 meters.
FIGURE 4.4.4 VOIB
The VOIB can be installed on the basic MBU and provides the Ethernet interface for S/W applications and VoIP
features with optional VoIP daughter board.
The VOIB has the capacity for maximum 4 channels with one(1) VOIB, and VOIU provides additional four(4) VoIP
channels.
Item
Specification
LAN Interface
10 Base-T Ethernet(IEEE 802.3)
Speed
10 Mbps (Auto-Negotiation)
Duplex
Half Duplex or Full Duplex(Auto-Negotiation)
VoIP Protocol
H.323 Revision 2
Voice Compression
G.711/G.726/G729/G.723.1
Voice/Fax Switching
T.38
Echo cancellation
G.165
4.4.4.1 Various switches and connectors functions
Switch / Connector
Functions
Remark
SW1
VOIB Reset Switch for CPU (S32510A)
SW2
Pole2: Boot mode selection (0ff:Normal mode,
On:Boot mode)
Pole1,3,4 : reserved
Default : All OFF
CN1
JTAG(Joint Test Action Group) for debug
CN2
RS232C Trace Tool Connection
CN3 & CN4
VOIU Board Connection
CN5
MBU Connection
MJ1
Network(RJ-45) Cable Connection
