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Vonage V-Portal User Guide
Port Forwarding is used when you want to provide public access to services running on your
private LAN (such as a web server, e-mail server or FTP server). When a firewall is enabled,
certain ports on a LAN may be blocked. Port forwarding allows incoming traffi
c from the Internet
nd directs it to specific services on your LAN based on the configured IP address and port
quests from users are sent to your network via the Internet, and the V-
ortal will forward these requests to the appropriate port on the PC.
applications’
ocumentation. For your convenience, we have included a table of commonly used port numbers
below.
Service Protocol Port
Number
a
number. In other words, re
P
The specific port forwarding rules you need to implement will be detailed in the
d
HTTP TCP
80
FTP TCP
21
TFTP UDP
69
SMTP Both
25
POP3 TCP
110
NNTP TCP
119
Telnet Both
23
IRC TCP
194
SNMP Both
161
Finger TCP
79
Gopher TCP
70
Whois TCP
43
Rtelnet TCP
107
LDAP Both
389
UUCP TCP
540
Setting up Port Forwarding
Caution
: Incorrectly cha
increase the vulnerability of computers on your home network to hacker attacks. We recommend
that only users with advanced networking knowledge change these settings.
nging these settings may interrupt your Internet or voice service or
Port Setting screen will be
screen:
To setup Port forwarding:
Fro
, click on the Advanced Setup tab. The
displayed. The Port Forwarding section is at the top of that
m the home page
View the Terms of Service by visiting the Vonage website at www.vonage.com/tos. Pay particular attention to
Section 11 which explains limitations on Warranty, Remedy and Liability.
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