Send email using telnet

Open command prompt
For that just open run and type cmd command prompt will open
Now type telnet www.anupgirdhar.net 25
then
type helo
it will reply hello
Now type this
mail from: your id
then type
rcpt to: recipient id
The server then asks you you to go ahead
Now type email like this
mail from: Goyal
Rcpt to: anup
Subject:Job Offer

Message

when Finish press enter then a '.' then again enter
YOUR message has been sent