Telnet is a client-server protocol used to allow communication between computers in a network.

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Can telnet but nslookup fails

The problem is exactly as described in the title... I'm puzzled. I've seen the opposite many times, but this... So once again, just to confirm: C:\users\274400>nslookup SERVERNAME Server: ...
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47 views

Can I install anything on this limited system?

My modem has a telnet port and when I login to that port I get a root shell in device. The commands are very limited but there is empty space in device. Can I install something like nmap to this ...
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33 views

Can't telnet into mail server

I have a machine running CentOS. From that machine I can't telnet into a mail server. From my local machine I can do the following command: telnet mailserver.com 25 From there I can't send emails ...
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1answer
31 views

Port forwarding error

I am very new to networks, and I am trying to access a computer which has no public ip from outside its private network. The layout of the network looks like this: PC <----> ...
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1answer
41 views

How to record or log telnet session using the command line?

I need to record the output of a telnet session. I can't just pipe or output it because I need to authenticate first. How I can achieve this log?
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1answer
33 views

Port testing with telnet - Close session cleanly

I use telnet to test services running very frequently. At times I find that if the service is running and the telnet session opens, I cannot close the session in a clean way. I have to close the ...
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27 views

Can't remotely access router

I have Enkom 1521-I router. My ISP won't give my external IP address, but I used telnet commands to give myself admin privileges and then enabled debug logging. There were messages logged that ...
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1answer
21 views

connect to Telnet server (Adsl Router)

I have installed a telnet server, now I want to connect to it without port forwarding - is this possible? Some programs working without port forwarding like utorrent for example.
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2answers
57 views

How to configure multiple subnets

I have a scenario in which one computer needs to be a member of two subnets on the same physical network - 192.168.2.0/24 and 192.168.3.0/24. I have achieved this using ifconfig eth0:1 ...
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2answers
44 views

Raw TCP on Chrome OS

I have an Acer Chromebook 13, with an ARM processor, and am trying to connect to my friend's server via TCP. I have tried all of the promising web apps for Chrome but they either will not connect or ...
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1answer
38 views

telnet x11 on REDHAT 7 (Gnome 3)

I have been trying for the last 2 weeks to get X11 apps working over telnet connection to the server. I am not concerned about the security as I run a VPN to the server location as well. I just need ...
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1answer
204 views

How to hide “Connection closed by remote host” Message-Window in Putty

I working with Putty and use telnet to connect to a server. After some time the connection is closing, thats ok, but every time a Message-Box will pop-up. Is there any option to hide or avoid these ...
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1answer
69 views

capture incoming telnet requests all the time using tcpdump

I want to check if I get any incoming telnet request. After doing google, I found out that tcpdump can be used for this purpose. This is the tcpdump command I would use. $ tcpdump -i wlan0 -w ...
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576 views

Telnet, DNS Name Resolution Issues, and Hyper-V

I have a Fedora Linux machine that can only be telnet'd into by using the IP address and not the hostname. I am not sure why this is happening as I would like to be able to use the hostname as well. ...
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1answer
53 views

Connect to VPS using telnet

I want to connect my VPS using telnet application on port 11368. My VPS is running Windows Server 2012. I added 11368 port as an allowed port in windows VPS, but when I try to connect using telnet I ...
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160 views

Which of the following protocols can use multiple TCP connections between the same client and the server?

In one of the pairs of protocols given below , both the protocols can use multiple TCP connections between the same client and the server. Which one is that? HTTP, FTP HTTP, TELNET ...
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57 views

Windows 7+ telnet, Any way to suppress auto NTLM

I'm trying Windows 7/8.1 telnet server and client. I find the telnet client always tries to authenticate using NTLM first before explicitly asking me for user name and password. Using NTLM ...
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1answer
60 views

RT-N66U enable telnet on WAN interface

The RT-N66U Administration screen on the router's config page has an "enable telnet" option, but that seems to only allow telnet connections within the LAN (wired and wireless). I've tried connecting ...
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1answer
129 views

How to set up a reverse Telnet on Mac OS X

I am trying to set up a reverse Telnet (Telnet to COM) on Mac OS X 10.9.5 (Mavericks). The Mac is connected to a serial device. I have no problem accessing the serial device from the Mac using screen: ...
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40 views

Disable telnet service on routers?

I have found that the telnet service is running on a router. Telnet is publically known to be insecure. How does one turn off telnet service on adsl routers? Please advise how one can disable telnet ...
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1answer
54 views

last login info in telnet session

I am trying to print the last login info in a telnet session. how do i enable this? I want the telnet session to display something like this "Last login: Sun Dec 9 12:50:43 2007 from 192.168.0.6" ...
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99 views

Configure Putty to send Telnet data without pressing Enter?

Is there a way to configure Putty in telnet mode to send data from the keyboard immediately, without having to press enter? For example, when using Windows telnet, if i connect to my server and press ...
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1answer
2k views

telnet port 23 connection failed window 7

I'm using windows 7 and I'm trying to connect to my router with telnet: open cmd type telnet xxx.xxx.xxx.xxx. Result is could not open connection to the host, on port 23:connection failed. What ...
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1answer
60 views

Calling telnet from an ssh command

I am trying to figure out a problem, which I have to do in a certain way, unfortunately. When I ssh into a remote host and log in (this will require a login), it is successful. If I then telnet to ...
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1answer
103 views

How to configure telnet in Windows 8?

I want to use telnet to understand the working of web and networks. However, whenever I type telnet "URL" 8080, it shows Could not open connection to the host, on port 8080: Connect Failed. I work ...
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46 views

How to establish telnet connection between two macs via Wi-Fi?

I have Macpro (late 2013, Yosemite 10.10.4) and Macbookpro (mid 2010, Yosemite 10.10.4) connected to home network via Wi-Fi (using router Actiontech T1200H) I'm able to ssh both ways without any ...
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20 views

Net-Gear router Hacked port 5000, don't no what to do [duplicate]

I have been through 4 routers already every router I get keeps getting hacked. It opens ports 5000, 80, 23, changes the firmware on my router and I can't take port forwarding off. Http & https is ...
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116 views

Python/Powershell Script for Telnet

I'm most familiar with powershell and python so a solution which utilized either of them would be ideal. I'm also open to other ideas on resolving this issue. So I have a situation where an old ...
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18 views

How to enable echoing in telnet.exe client

Can I somehow enable echoing in the standard telnet.exe client when connecting to the bat.org server? Is it possible at all? telnet bat.org When I'm connecting to this server via putty, echoing ...
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1answer
334 views

How to open Telnet port in wireless D-Link router?

I want to access D-Link DIR-600L wireless router via terminal. Can i do this by opening telnet port. How to open telnet port in wireless routers?
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1answer
352 views

How does one browse a website using Telnet?

When you connect to an open port 80 (HTTP) through Telnet, shouldn't the client display a plaintext version of the site? All I get is a blank screen, and then the client disconnects. I know you can ...
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292 views

Batch file or script to telnet to multiple hosts, log initial output then close and test next host

I have a large list of IP addresses from a database that I need to sanitize and determine which type of host (it'll be one of 2 device types) each IP address relates to. Is there a way of using a ...
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1answer
75 views

How can I install kerberised services on debian?

I installed kerberos in my debian environment and made it work with SSH. I also would like to try it with other services but I could not install them on debian. I followed several tutorials e.g. ...
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1answer
192 views

How to pass commands noninteractively to running QEMU from the guest. QMP via telnet/SSH?

I'm running a virtualized Win8 (gaming) platform under Linux host. I use Synergy for keyboard and mouse sharing but I need to pass the usb devices occasionally. GPU is passed to the guest and I'm ...
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1answer
44 views

Manipulation of HTTPS method in telnet

I have a problem properly creating a GET request and send in telnet. Generally I want to send something like this: telent www.example.com 443(Press enter) Then: GET / HTTP/1.1 (here i try to go to ...
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49 views

Windows 2012 server without gui

I have a Windows 2012 server from a VPS and I RDP to it to manage. Due to low memory, I want to remove the UI infrastructure and only use remote telnet. For this I have the Telnet server switched on ...
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486 views

Telnet on Windows 7 doesn’t connect to any server

When I try to connect to a server with Telnet on Windows 7 x64, for example to Google: Welcome to Microsoft Telnet Client Escape Character is 'CTRL+]' Microsoft Telnet> o www.google.com 80 ...
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1answer
68 views

Telnet: How do I un-escape?

I know that when connected via Telnet, I can hit Ctrl+] to escape. This brings me to the telnet command line interface. How do I get back to my telnet session? I occasionally hit Ctrl+] by accident ...
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362 views

Expect script for telnet communication with DLink router

I am trying to connect to my router through telnet using this script: #!/usr/bin/expect -f set timeout 20 # router user name set name "admin" # router password set pass "admin" # router IP ...
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226 views

How to add a custom DDNS to the Linksys WAG200G through a possibly new method

I've been reading a lot about my router lately and after about a day's investigation i've realised its crap in almost every area: it can't run any custom firmware, it has very rudimentary controls... ...
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2k views

How to execute remote command using PuTTY over Telnet

I was created a .bat file to run PuTTY and it successfully runs. The problem now is, the command line I was key in were not executed, any solution for this? My .bat command is: putty -telnet -P ...
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132 views

Is it possible to run gitbash over windows telnet?

I've got two windows machines, and I can telnet from one into the other just fine. However I use the git bash shell in preference to DOS and I'd like to be able to telnet from box 1 to box 2 and run ...
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87 views

set telnet to use NTLM with command

To set telnet to use NTLM authentication you type in telnet and press enter then type set NTLM How can I make it do this with a command. using telnet set ntlm for example does not work.
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Need administrator privileges with telnet

When I connect to my computer via telnet to run a command, it gives me a system error 5, meaning that I do not have privileges. How can I fix this? I'm already logging into an account that has ...
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1answer
64 views

How to download text version of website?

How can I download the text version of a website? I need to do that using http raw protocol, e.g. telnet. However, I have no idea. Any hint?
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4answers
224 views

Why Telnet protocol uses only 1 port on server while FTP uses 2 ports

I got this question in a job interview and I had no idea what to answer. Can someone please help me understand it? Why does telnet protocol use only 1 port while the FTP protocol uses 2 ports on the ...
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3answers
203 views

Telnet : How to get [user@hostname userFolder]$

I'm using ubuntu 14.04 LTS and i have successfully configured a telnet server. When i logging into telnet server i always get the path(int the terminal) as username@hostname:~/Folder_Name$ I ...
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236 views

how to make a batch file close automatically

I have a .bat file which its content is like this: @echo off nc x.x.x.x 23 < commands.txt exit in which nc is a .exe file in the same directory nc.exe known as NetCat. The commands.txt file ...
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2answers
230 views

Duplicate IP address Telnet and ARP

I have 3 hosts (PC1, PC2, and PC3). I set the IP addresses for PC2 and PC3 to be 10.0.0.2 and PC3 to be 10.0.0.1. I telnet from PC1 to 10.0.0.2. I then am logged in to PC3. I can see in Wireshark that ...
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Is it possible to NTLM-authenticate telnet on Windows specifying credential?

Connecting via telnet to a windows server, it is recommended to use NTLM authentication so as to not send a password in plaintext over the network. The windows telnet client supports this type of ...