Optional Function Boards; Vvmu (Voip & Voice Mail Unit) - iPECS eMG80 Installation Manual

iPECS eMG80
Hardware Description and Installation Manual

4.8 Optional Function Boards

The eMG80 KSU can be equipped with several option boards to provide additional or
expanded functionality. Each optional Function board is installed on a specific option
connector on the MBU as discussed in this section. The optional Function Boards include:

VVMU, VoIP and Voice Mail expansion Unit

MEMU, Memory expansion Unit

MODU, Modem function Unit

MG-CMU4, Call Metering Unit with 4 channels
4.8.1 VVMU (VoIP & Voice Mail Unit)
Description
The VVMU, refer to
in the system, expands the number of Voice Mail channels and expands the memory for
Voice Mail storage. In addition, the LAN port equipped on the VVMU provides the interface
to the VVMU VoIP channels and for software applications that can be installed in the
eMG80. The VVMU is installed on the KSU MBU connectors CN3 as described in section
4.5.
As shown in the VVMU capacity chart below, the basic eMG80 is equipped with two (2)
VoIP channels, which are required for SIP Trunks, IP Phones (LIP or SIP) and IP
Networking. The basic system hardware can support an additional six VoIP channels by
entry of an unlock code. Unlock codes are available in 2-channel increments. Installation of
the VVMU expands the number of VoIP channels by eight (8) for a maximum total of 16
VoIP channels.
For Voice Mail, the basic eMG80 is equipped with two (2) channels and 1 hour of storage.
The eMG80 can support an additional two (2) Voice Mail channels with an unlock code.
Installation of the VVMU expands the Voice Mail capacity with an additional 4 channels and
basic 1 plus 15 hours of storage.
Table 4.8.1-1 VVMU VoIP and Voice Mail Capacity Chart
Function
VoIP Channels
Voice Mail
Channels
Storage
NOTE
The MEMU, refer to section 4.8.2, can be added to the system to expand the Voice Mail
storage capacity by 15 hours. With the VVMU and the MEMU installed the Voice Mail
storage capacity is 32 hours [basic 1 hour plus VVMU basic 1 plus 15 hours, plus MEMU
15 hours]. Licenses are required for VoIP, VM channel and VM storage.
Figure 4.8.1-1 below, expands the number of VoIP channels available
Basic Capacity Unlock code
6
2
2-channel
increment
2 2
1 hour
MBU
8 8
4 4
1 hour 1+ 15 hours
55
Issue 1.0
VVMU eMG80
16
8
16 hours *