undefined undefined
{}

Our Brands

Welcome to the Schneider Electric Website

Welcome to our website.
How can we help you today?
Could not open connection to the host, on port 23 Error when trying to telnet to an ION meter.

Article available in these languages: Czech

Issue
Unable to make the telnet connection to an ION meter, the following message is returned:
Connecting To  (ip address) XX.XXX.XXX.XXX....Could not open connection to the host, on port 23: Connect Failed.

Product Line
ION meters

Environment
Telnet connection to ION meters.

Cause
Windows Firewall may be blocking the Telnet inbound connection.

Resolutions
  1. Click the Start menu then search for and open Windows Firewall.
  2. Select Advanced Settings.
  3. Select Inbound Rules from the left hand pane
  4. Under Inbound Rule Actions. select New Rule.
  5. For the Rule Type select Port, click next, then select TCP and Specific Local Ports.
  6. Enter 23 for the port number and click next.
  7. Select Allow Connection then click next.
  8. Specify when the new rule can be applied. (Domain, Private, and Public)
  9. Give the Inbound Rule a name such as "Telnet" then click finished.

Test Telnet functionality again with an ION meter to ensure proper connectivity.
 
screenshot of windows firewall

Schneider Electric India

Explore more
Range:
Users group

Discuss this topic with experts

Visit our community and get advice from experts and peers on this topic and more
Explore more
Range:
Your browser is out of date and has known security issues.

It also may not display all features of this website or other websites.

Please upgrade your browser to access all of the features of this website.

Latest version for Google Chrome, Mozilla Firefox or Microsoft Edgeis recommended for optimal functionality.