C3VoIP-150 Installation Manual
C3VoIP-150 Installation Manual
7.2.5
DMZ
Generally
Introduction
C3VOIP-150 rejects the outside requests if you enable the NAT.
However, sometimes it is needed to access the PC which is linked
with C3VOIP-150’s LAN to use the PC’s service. Now, you must
use the C3VOIP-150’s DMZ to realize it.
Here, DMZ is the same with mapping ports for network equipment.
PC which is linked with C3VOIP-150’s LAN can get the requests
from the LAN by some ports of C3VOIP-150’s WAN retransmits.
(Your PC is DMZ computer for short as follows.)
User must enable “NAT” mode when want to use DMZ.
WEB
Interface
Settings
Introduction
1) DMZ Enable: if or not enable DMZ
2) DMZ Host IP Address: set the IP address of DMZ host
For example, the DMZ computer’s IP is “192.168.1.2”, the DMZ
function is that DMZ computer can get the requests from the ports of
C3VOIP-150’s WAN port.
7.2.6
DDNS
Webpage
Description
Dynamic DNS provider: Select the DDNS provider.
Account: Enter the account user gets from the DDNS
provider.
Password: Enter the password user gets from the
DDNS provider.
DDNS: Enter the DDNS domain.
Status: Displays the DDNS connection status.
