Telnet use port number 23,and connected to TCP
Pinging a server just checks that Particular system is present on the network. Telnet or SSH are application to login the server from remote and use the services provided by the server. In TELNET DATA is not encrypted so it's easy to hack. In SSH DATA is encrypted so it's safe.
Telnet use port number 23,and connected to TCP
what osi layers use telnet connections for remote use
The firewall blocks it. Almost all router have telnet port blocked because it's considered dangerous.
download ping lite, a free app from the itunes store
FTP and Telnet are similar in that they are defined as OSI layer 7 (application) protocols. They are different in that they use different ports for sending and receiving messages and are used for different purposes. FTP is used to sending and receiving files across a network. Telnet is used to send commands remotely to another network device.
Windows: Open start menu, click "Run", type in "telnet" Linux: Open a Terminal window, type in "telnet"
SSH is more secure than Telnet.
If you want better security, use secure shell (ssh) instead of telnet. Actually, don't use telnet at all if possible, as it transmits all information in plain text.
Telnet is a Network layer protocol. It is used to create connection remotely.
One disadvantage of telnet is that it is not secure, meaning people can read your passwords and other sensitive information. It is outdated and has no colors. It is fairly hard to use.