User's Guide

Table Of Contents
5G INDUSTRIAL GATEWAY S2000e USER GUIDE 61
Port Forwarding
Port Forwarding: To turn on port forwarding, move the ON/OFF slider to ON. To turn off port
forwarding, so that no inbound traffic is forwarded to a LAN client, move the slider to OFF.
Applications
Check the box next to each Port Forwarding application that you want to allow.
To forward all inbound WAN traffic on a specific port to a single LAN client, enter the IP address of the
target device in the Application IP Address field.
The following table provides port numbers and protocol information for each port forwarding
application listed.
Application Name
Port
TCP
*
STCP
*
UDP
*
DNS
53
Yes
No
Yes
FTP control (command)
FTP data transfer
21
20
Yes
Yes
Yes
Yes
Assigned
Assigned
HTTP
HTTPS
80
443
Yes
Yes
Yes
Yes
Assigned
Assigned
NNTP
119
Yes
No
Assigned
POP3
POP3S
110
995
Yes
Yes
No
No
Assigned
Yes
SMTP
SecureSMTP
25
465
Yes
Yes
No
No
Assigned
No
SNMP
161
Assigned
No
Yes
Telnet
23
Yes
No
Assigned
TFTP
69
Assigned
No
Yes
*
Yes
indicates the protocol is standardized for the port number.
No
indicates the protocol is standardized for the port number.
Assigned
indicates the port number is assigned by IANA (Internet Assigned Numbers Authority) for protocol use, but
may not be standardized.