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RHEL Tutorial 13 (Telnet Server) : Linux Tutorials : Linux Telnet Configuration Video Lecture | RHEL (Red Hat Enterprise Linux): Basic Tutorials - Back-End Programming

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FAQs on RHEL Tutorial 13 (Telnet Server) : Linux Tutorials : Linux Telnet Configuration Video Lecture - RHEL (Red Hat Enterprise Linux): Basic Tutorials - Back-End Programming

1. How do I install a Telnet server on RHEL?
Ans. To install a Telnet server on RHEL, you can use the following command: ``` sudo yum install telnet-server ``` After the installation, you need to start and enable the Telnet service using the commands: ``` sudo systemctl start telnet.socket sudo systemctl enable telnet.socket ```
2. How can I configure the Telnet server on RHEL?
Ans. To configure the Telnet server on RHEL, you need to edit the Telnet server configuration file located at `/etc/xinetd.d/telnet`. Within this file, you can modify various settings such as the port number, access control, and more. After making the necessary changes, you need to restart the xinetd service using the command: ``` sudo systemctl restart xinetd ```
3. How can I test the Telnet server connection on RHEL?
Ans. To test the Telnet server connection on RHEL, you can use the following command: ``` telnet <server-ip-address> <port-number> ``` Replace `<server-ip-address>` with the actual IP address of the Telnet server and `<port-number>` with the port number configured for Telnet. If the connection is successful, you will see a login prompt.
4. How can I restrict Telnet access to specific users on RHEL?
Ans. To restrict Telnet access to specific users on RHEL, you can modify the `/etc/hosts.allow` and `/etc/hosts.deny` files. In the `/etc/hosts.allow` file, you can specify the allowed users or IP addresses. In the `/etc/hosts.deny` file, you can specify the denied users or IP addresses. By configuring these files appropriately, you can control access to the Telnet server.
5. Can I secure the Telnet connection on RHEL?
Ans. Telnet is an insecure protocol as it transmits data in clear text, making it susceptible to eavesdropping. It is recommended to use secure alternatives such as SSH (Secure Shell) instead of Telnet. SSH encrypts the data transmission, providing a secure connection. Therefore, it is advisable to disable Telnet and use SSH for secure remote access on RHEL systems.
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