Re: Telnet and FTP to Historic

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On 12/3/20 6:47 AM, Dave Cridland wrote:


A conformant TELNET client implementation can (and maybe even will) send IAC commands over the link, which will confuse HTTP and SMTP, and quite possibly mildly surprise non-conformant FTP.

I'd suggest you use `nc` instead of `telnet` to avoid this risk.

nc works of course, but every telnet client I know of disables option negotiation if you specify a port number other than 23.

Keith





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