AddPac VoiceFinder AP2120 Guida Utente Pagina 15

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VoiceFinder AP2120 VoIP Gateway User’s Guide Version 1.00
AddPac Technology Co., Ltd. -
15 -
AP2120 shows perfect interoperability with currently available domestic and
overseas middle-large scale Gateway and Gatekeeper. Also, it offers same
operation environment with existing AP voice Gateway/Router realizing easy
installation and operation for even beginning users.
The following Diagram is a sample network diagram using AP2120 VoIP
Gateway.
VoiceFinder AP2120 VoIP 게이트웨이
Branch Office A
Head Office
AP2120 VoIP Gateway
AP2120 VoIP Gateway
AP2120 VoIP Gateway
Network Management
W
A
N
Fax
PBX
PSTN
Fax
PSTN
A
D
S
L
PBX
L
A
N
Branch Office B
Fax
LAN
Edge
네트워크
10/100Mbps
Ethernet
LAN
10/100Mbps
Ethernet
10/100Mbps
Ethernet
LAN
Frame-Relay
네트워크
Core
네트워크
NMS
C
a
b
l
e
[Figure 1-2 Network Diagram using AP2120 VoIP Gateway]
Additinally, Packet Filtering and Access List type Firewall is supported, thus
preventing intrusion using IP layer and packet source and destination address
information of TCP/UDP layer.
The DHCP(Dynamic Host Configuration Protocol) function automatically assigns
IP addresses to sub-network clients, and uses NAT(Network Address Translation)
to prevent IP address depletion while hiding internal IP addresses which also
strengthens network security.
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