Telnet is a protocol for bidirectional interactive text-oriented communication with remote hosts via virtual terminals. It is defined in [RFC 854](http://tools.ietf.org/html/rfc854). Telnet provides no inherent security and so is becoming less commonly supported. On modern UNIX-like systems it ...

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25
votes
9answers
3k views

Is packet sniffing for passwords on a fully switched network really a concern?

I administer a number of linux servers that require telnet access for users. Currently the user's credentials are stored locally on each server and the passwords tend to be very weak and there is no ...
0
votes
3answers
1k views

how can I edit text files while on telnet service of windows 2003 japanese

I want to edit text files on logging-in windows telnet service with terminal emulator like putty notepad? of course not. I tried vim for win32 console but it is worthless. edlin? oh no. please let me ...
6
votes
5answers
18k views

Can the Windows telnet client be scripted?

Is it possible to use the Windows Telnet client to run a series of commands in a script? If not are there any alternatives that can be?
1
vote
2answers
2k views

Can I telnet from Linux to Windows when authentication is NTLM only?

I've got a Windows telnet server set up to accept NTLM only (password authentication mechanism is disabled). Is there any way to telnet to this server from Linux, using a "standard" telnet client ...
9
votes
8answers
29k views

Send an email with an attached file using telnet or netcat

I often use telnet or netcat to connect smtp servers to send an email as a test. Does anyone know how you would send an email using telnet or netcat but attach a file as well? There are probably ...
0
votes
3answers
3k views

How can I use PAM to restrict telnet login by user?

Regrettably I need to enable telnet for a single user on a Linux machine. Everyone else will have to use ssh. How do I configure PAM to restrict which users may login via the telnet server?
1
vote
3answers
506 views

How to specify “terminal-speed” option explicitly in native linux GNU telnet client?

I'd like to be able to set the terminal-speed option explicitly in a native Linux GNU telnet client. Some context to my problem: I'm unable to login to an HPUX host using telnet when the telnet ...
0
votes
7answers
1k views

What might be causing telnet not to work from the mail server?

We are having and issue with sending some emails to domains outside of our network. We fixed a reverse dns issue and it did not resolve all of the issues. We then realized that we could not connect ...
4
votes
7answers
7k views

How to start a Windows GUI app from telnet

I have a GUI application running on a windows XP client machine. I would like to telnet in, shut it down, pull some files over via ftp and then start it up again. It's that last part that I'm having ...
1
vote
2answers
279 views

Good HTTP Monitoring tools

I look for HTTP to work with a Linux system server monitor tool every protocol. I know, and will not there be it in whom or a freeware? When, for example, I dump 80/tcp with a packet monitor to be ...
3
votes
3answers
371 views

Is is possible to reattach a telnet connection?

Our network involves a series of dumb text terminals which telnet into a SCO OpenServer 6 server. Occasionally, one of these terminals will crash, forcing the operator to move to a different terminal ...
1
vote
3answers
4k views

How to Telnet to Pop3 server?

I have an interview coming up and I want to play around with POP3 and SMTP protocol. I'm trying to login to my gmail's pop3 server account using Microsoft Telnet command line program but it's not ...
5
votes
5answers
487 views

If I use ftp or telnet by accident, to what extent is my password unsafe?

if i use ftp or telnet by accident (usually on the bash shell), to what extend is my password visible? can my coworker see it? can my neighbor see it if i work at home (if not using wireless)? can ...
2
votes
2answers
752 views

Output text file to TCP port

How can I output a text file to a TCP port on Windows Vista using built-in software? For example, type TextFile.csv | telnet localhost 1979 This doesn't work: The process tried to write to a ...