Comment on Uses for cURLparentComments−planckscnst13y'nc localhost 80' FTFY−fafner13y exec 5<>"/dev/tcp/localhost/80" echo -ne "GET / HTTP/1.1\r\nHost: localhost\r\n\r\n" > &5 cat < &5 FTFY−jlgreco13yClever, though nc really is better than telnet. It is much easier to pipe into just for starters.−planckscnst13y/dev/tcp is a bashism. It's not a real (kernel-provided) device.−tedunangst13yActually, you broke it. telnet sends CRLF line breaks like you're supposed to. nc will just send LF. A strict web server won't talk to you.
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'nc localhost 80' FTFY
Clever, though nc really is better than telnet. It is much easier to pipe into just for starters.
/dev/tcp is a bashism. It's not a real (kernel-provided) device.
Actually, you broke it. telnet sends CRLF line breaks like you're supposed to. nc will just send LF. A strict web server won't talk to you.