Archer C20i
AC750 Wireless Dual Band Router
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3. When necessary, the external host will be able to connect to the local host using one of the
ports defined in the
Open Ports
field.
)
Note:
1. When the trigger connection is released, the corresponding opened ports will be closed.
2. Each rule can only be used by one host on the LAN at a time. The trigger connection of other
hosts on the LAN will be refused.
3. Open
Ports
ranges cannot overlap each other.
4.12.3
DMZ
Choose menu “
Forwarding
→
DMZ
”, and then you can view and configure DMZ host in the screen
(shown in Figure 4-65).The DMZ host feature allows one local host to be exposed to the Internet
for a special-purpose service such as Internet gaming or videoconferencing. The router forwards
packets of all services to the DMZ host. Any PC whose port is being forwarded must have its
DHCP client function disabled and should have a new static IP Address assigned to it because its
IP Address may be changed when using the DHCP function.
Figure 4-65 DMZ
To assign a computer or server to be a DMZ server:
1. Click
the
Enable
button.
2. Enter the IP address of a local PC that is set to be DMZ host in the
DMZ Host IP Address
field.
3. Click
the
Save
button.
4.12.4
UPnP
Choose menu “
Forwarding
→
UPnP
”, and then you can view the information about
UPnP
in the
screen (shown in Figure 4-66). The
Universal Plug and Play (UPnP)
feature allows the devices,
such as Internet computers, to access the local host resources or devices as needed. UPnP
devices can be automatically discovered by the UPnP service application on the LAN.
