Advantech EKI-6333AC-1GPO, Руководство пользователя

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EKI-6333AC-1GPO Series User Manual 43
3.5.2 Forwarding
3.5.2.1 Port Forwarding
Port forwarding, also known as port mapping, allows for the application of network
addresses (NAT) the redirection of a communication request from an address and
port to a specified address while the packets traverse the firewall.
The function are designed for networks hosting a specific server, such as a web
server or mail server, on the private local network and behind the NAT firewall.
Figure 3.40 Port Forwarding
To access this page, click Networking > Forwarding > Port Forwarding .
Figure 3.41 Networking
>
Forwarding
>
Port Forwarding
The following table describes the items in the previous figure.
Item Description
Enabled Click Download to download the log file.
Name Enter a text string to identify the port forwarding entry.
Start Port Enter the value of the starting port for this entry.
End Port Enter the value of the ending port for this entry.
Local IP Enter the IP address defining the static address of the local IP.
Local Port Enter the value defining the local port.
Protocol Click the drop-down menu to select the protocol setting, options:
TCP, UDP, Both.
Delete Click Delete to remove the selected entry from the port forwarding
policy.
Add Click Add to include the entry in the port forwarding policy.
Submit Click Submit to save the values and update the screen.
Ethernet
NB/PC
http Server
192.168.1.10
Port 80
214.12.22.30:80~82
Port 21
214.12.22.30:21
Port 22
214.12.22.30:22
FTP Server
192.168.1.20
SSH Server
192.168.1.30
Internet
p p S Se erver
2.168.1.10
t 80
rt 21
.168.1.20
ht ht ht t tp tp
192
P P Se Server
168 1 20
t 22
SS SS
192.168.1.30
192.
S S H H Se Server
2 168 1 30
F FT FT FT P P P
192