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Chapter 8: Managing Data Devices
Allowing Access to Network Services
Linksys One Communications Solution
Chapter
8
Here’s how to use the Linksys One Portal to configure the firewall for permitting a data
device:
1. Define a static IP address for each device or service. See the ”Adding DNS Names for
Static IP Devices” section on page 95.
2. Click the Data Devices > Firewall tab.
3. For each service, select the IP address of the host server to be accessible from outside the
firewall. Only one host server can be chosen for each service.
4. Click Commit. Your changes takes effect immediately.
When Internet users point their browser to the external IP address for the Services Router, the
incoming requests for this service are forwarded to the specified Web server.
HTTPS Web Host (Port 443) Select the host name of the device that you want to serve secure
(encrypted) Web pages.
Site SSH Host (Port 22)
Select the host name of the device that you want to act as a
Secure Shell (SSH) server. SSH provides remote connections to
the server and uses encryption for a secure connection.
Site Telnet Host (Port 23)
Select the host name of the device to which you want to provide
telnet access. Telnet access provides a command line login
session with the server. Telnet sessions are not encrypted.
SMTP E-mail Host (Port 25)
Select the host name of the device that you want to act as a
Simple Mail Transfer Protocol (SMTP) host. SMTP allows users to
send E-mail from the server.
POP3 E-mail Host (Port 110)
Select the host name of the device that you want to act as a Post
Office Protocol version 3 (POP3) host. POP3 allows users to
retrieve E-mail from the server.
IMAP E-mail Host (Port 143)
Select the host name of the device that you want to act as an
Internet Message Access Protocol (IMAP) host. IMAP allows users
to access E-mail on the server.
Port Description