LKBEN10773: Howto check ICA functionality with telnet


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LKB | Created: 02/04/2020 | Version: 0 | Language: EN | Rating: 0 | Outdated: False | Marked for deletion: False

Author: Wim Peeters - Keskon GmbH & Co. KG


Symptom

You need to know if the ICA Protocol is functioning and is open in the firewall

Cause

Troubleshooting

Solution

To test the functionality of the ICA protocol you can open a telnet session on the port 1494. (the default ICA port)

telnet servername 1494

You should see the word ICA in the top left corner of the window:

ICA

after a few seconds it adds the word ICA again, so after a minute you should see something like

ICAICAICAICAICAICAICAICAICA

on your screen. This means that the server has ICA active and reacts on the protocol, you can be shure the firewall does not bother you.

About the Author

Wim Peeters is electronics engineer with an additional master in IT and over 30 years of experience including time spent in support, development, consulting, training and database administration. Wim has worked with SQL Server since version 6.5. He has developed in C/C++, Java and C# on Windows and Linux in different European countries and different European languages. He writes knowledge base articles to solve IT problems and publishes them on the Lubby Knowledge Platform where he is one of the most important contributors and the main developer.

Disclaimer:

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