nmap is a little heavyweight at times, it's the swiss army knife, while netcat is more like a simple blade. Sometimes it's meaningful to avoid telnet because o

nmap is a little heavyweight at times, it's the swiss army knife, while netcat is more like a simple blade. Sometimes it's meaningful to avoid telnet because of the terminal negotiation it does. Other times, telnet is useful because it can do line buffered input, allowing line edits (I often mistype the protocol version string when testing HTTP directly).