Telnet is a Windows program, not a MS-DOS one. It is not available in pure MS-DOS.
Thank you
ping
Typically Ping is used for that feature.
Use a ping test. If you ping the address, it should reply - indicating that the device is powered up and working.
Shalom is the reply to shalom.
I will reply to you. or I will reply you soon. Which sentence is right?
Reply is a verb (reply, replies, replied, replying).
When you 'reply', the reply is only sent to the person who wrote the mail. When you 'reply to all' the reply is sent to the person who wrote the mail + everyone who received the mail.
reply means to answer back.
Both are terms, but for different aspects of a reply. You would decide what form and language to use "for the reply to Anne." If you were describing the contents of the reply, not the form, you would say that a word or phrase was "in the reply to Anne."
You can reply to a post on Tumblr using the small speech bubble at the bottom of the post. Not all posts allow you to reply.
Please reply to our invitation by September, 1, 2012. He raised his hand to reply to the teacher's question.