Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [telnet]

A Unix command-line utility that facilitates simple two-way communications between a user and a server application listening on the specified port.

0
votes
0answers
14 views

How do I set up my host configuration for GNS3?

I have GNS3 and am just starting out trying to learn a bit about networking. I did the tutorial here: https://docs.gns3.com/1d1huu6z9-wWGD_ipTSQZqy2mpaxiqzymu-YQo6at_Jg/index.html and have the routers ...
0
votes
0answers
20 views

can't telnet from Ubuntu vm: no route to host

I have Ubuntu 18.04 running as a VM (ESX), when I'm trying to telnet from it to machine in AWS I get the message: unable to connect...No route to host From another machine in LAN telnet works ...
0
votes
0answers
253 views

How to use telnet client in Ubuntu 18.04 terminal?

I read book about programming and networks.. Found this example: As written in this book, after last <Enter> we must receive page raw HTML code.. I upload small script to my host to minimize ...
0
votes
0answers
64 views

Service telnet failed to start and is deactivated

I want to use telnet so i followed the instructions on internet and did following :- Installed xinetd & telnetd sudo apt-get install xinetd telnetd Created a File named telnet in /etc/xinetd.d/ ...
0
votes
1answer
230 views

shell script test a telnet connection

I'm Trying to make a scipt that checks if my own specific port is open and can be connected. I tried doing it by netcat by nc -vz localhost 25565 but this only tells me if the port is open. I need ...
1
vote
0answers
283 views

Can't telnet from my Ubuntu server 18.04.1 to specific routers using the telnet port (23)

I don't want to go far in to details, because I know you should not use telnet but ssh instead, however in my situation I need to use telnet. Basically, I have a Ubuntu server 18.04.1 and I have a ...
0
votes
1answer
301 views

Echo output of telnet command via bash

I would like to initiate a telnet session, send a command, and store the output in a variable using bash. To do this manually, I do: telnet ip port >command1 However, I'm not sure how to script ...
0
votes
1answer
95 views

telnet file not found in etc/xinetd.d

$apt-get install -y telnetd $apt-get install -y xinetd $ls /etc/xinetd.d telnet is not found Kindly help.
0
votes
2answers
4k views

How to enable telnet server

I followed these instructions but when doing telnet localhost or telnet localhost 23, getting unable to connect to remote host: connection refused. I also shut down firewall: sudo ufw disable. When ...
0
votes
0answers
123 views

ubuntu pptp vpn with no encryption option not available

I am using ubuntu 18.04 LTS. I have setup a pptp VPN in network manager. The point is when I use windows to setup pptp VPN i should have select "no encryption option" as well as MSCHAP-v2 and it ...
0
votes
0answers
137 views

telnet localhost 11125 connection closed

On my Ubuntu terminal when I connect to my machine with: telnet local host 11125 it says connection closed by foreign host. I am trying to setup my postfix with stunnel and ssmtp. On my /var/log/...
1
vote
1answer
134 views

Can't access from domain locally

I have a Nextcloud Server on my Ubuntu 18.04 system with ddclient installed. I can access my server from my domain on a different device on the same network but can't access my server from my domain ...
0
votes
0answers
375 views

unable to telnet the ubuntu from windows host

i have ubuntu 16.4 as Host with IP 192.168.56.1 and Windows 7 as guest inside Virtualbox have IP 192.168.5.101 and the adapter mode is host-only , the host and guest can contact each other on Ping ...
-3
votes
1answer
407 views

Configuring telnet on my new Ubuntu VM [closed]

I want to configure telnet for my fresh Ubuntu VM. Can you please provide the necessary steps? I'm also looking for steps to configure ssh in a Ubuntu system and how it can be connected from a client ...
-1
votes
1answer
50 views

Question about using the Telnet. [closed]

How can I enable the Telnet service on Ubuntu 16.04 LTS? Can somebody include a detailed description about the needed packages and configurations and use it and what are it's advantages?
1
vote
0answers
135 views

Cannot access Ambari UI

I installed Ambari server and agent on the same instance just to make tests. The problem is that I cannot access Ambari UI on port 8080. I tried running telnet 172.xx.xx.xx 8080, but there is no ...
0
votes
1answer
343 views

Open a port in ubuntu 17.10 for dosbox

I am trying to open a port in Ubuntu 17.10, but first some background. For the last 16 hours I've been working on getting a BBS mailer set up under dosbox. In my dosbox conf, I have set up "serial1=...
13
votes
2answers
9k views

How can I quit when connected via telnet?

I have a telnet connection through askubuntu.com 80 while trying to test cli based webbrowsing for github project. I got my connection established over port 80 but now I cannot do anything, even quit. ...
0
votes
2answers
1k views

Unable to enable IPv6 for telnet server

I am trying to enable IPv6 on the telnet server running on Ubuntu 16.04, but I cannot. My configuration files look like the following. /etc/xinetd.d/telnet service telnet { disable =...
-1
votes
1answer
600 views

Telnet localhost access for root user

I have installed telnet in my Ubuntu 14.04 PC. I am able to telnet a remote machine in same network. But I cannot telnet to my PC with root user which is local host. How can I solve the issue?
1
vote
1answer
2k views

smtp error 421 4.4.2 Error: timeout exceeded after few minutes and some bytes received - Ubuntu 16.04

I get the following error while trying to send the email using telnet from the client xxxx-01 with the mail body exceeding certain amount of text. The same length of the body works fine on the ...
2
votes
1answer
1k views

Can telnet to localhost but cannot telnet to my LAN IP

I am using Ubuntu 14.04 LTS. I config my /etc/network/interfaces like this: auto lo iface lo inet loopback auto eth0 iface eth0 inet static address 192.168.5.201 gateway 192.168.5.1 netmask 255.255....
3
votes
1answer
27k views

telnet: Unable to connect to remote host: Connection refused

I am inside docker and I have installed zookeeper and trying to test it using telnet But it is not working $ telnet localhost 2181 Trying ::1... Trying 127.0.0.1... telnet: Unable to connect to ...
1
vote
1answer
390 views

Telnet with Arduino & WiFi shield: connection refused

I've equipped an Arduino Due with a WiFi shield and want to run a Telnet server on the Arduino. I've found here how to: https://www.arduino.cc/en/Tutorial/WiFiChatServer I copied the whole code and ...
15
votes
3answers
71k views

how to install telnet client on ubuntu 16

how to install telnet client ? with this command we can install telnet server. sudo apt-get install xinetd telnetd But its possible we dont need telnet server because telnet server can be dangerous.
0
votes
1answer
855 views

Connection refused when Host OS(Ubuntu) telnet the Guest OS(Windows XP) of the Virtualbox

I can't telnet the Guest OS(Windows xp) in my ubuntu machine but I can successfully ping its IP address. In the network settings of guest os, I enabled two adapters. Here are the the settings of the ...
2
votes
2answers
3k views

how to calculate script run time [duplicate]

Consider this shell redirect: telnet towel.blinkenlights.nl >> starWarz when it ends, the session will break, detach from host or something like that. I want to know how long the connection ...
1
vote
1answer
434 views

telnetd: getpty: No such file or directory

root@hj-ibmibm1677:~# telnet localhost Trying ::1... Trying 127.0.0.1... Connected to localhost. Escape character is '^]'. telnetd: getpty: No such file or directory . Connection closed by foreign ...
0
votes
1answer
524 views

why command telnet responds strange? [closed]

i pass network course university 4 years before,i have a question that is possible amateur ,please help me.. i have ubuntu on vmware.i use this command: telnet google.com 80 it responds: Trying ...
0
votes
2answers
2k views

cannot telnet into ubuntu from windows 7

I have a php server running on port 4444 on my Ubuntu 15.04 machine. Now when I execute telnet 127.0.0.1 4444 it works fine. Now I have connected my machine and a windows 7 machine using mobile ...
1
vote
1answer
236 views

TCP or Telnet server for Ubuntu

I can use telnet to connect to a telnet server simply by typing: 'telnet localhost', whereas localhost can be replaced with any desired IP-Address. But now I want to do something different and I have ...
1
vote
0answers
63 views

Can I send ascii input through a dualshock 3

is it possible to send ascii input to a computer through a dualshock 3? I'm trying to play a telnet game called mtrek through a terminal with a controller.
0
votes
1answer
4k views

Telnet is not working in ubuntu 14.04

I'm new to Ubuntu and want to install Telnet and then enable it. I tried following commands- sudo apt-get install xinetd sudo apt-get install telnetd Both were installed ,and I checked that which ...
10
votes
2answers
139k views

How can the Telnet service on Ubuntu Server 14.04 LTS be enabled?

How can I enable the Telnet service on Ubuntu Server 14.04 LTS? Can somebody include a detailed description about the needed packages and configurations?
0
votes
1answer
655 views

Can you create an executable telnet application on the desktop?

I am trying to create a telnet shortcut. I cant seem to find a way to do this. Any ideas?
0
votes
1answer
207 views

telnet to zimbra 110 port failed from ubuntu 12.04

We are using Thunderbird on Ubuntu 12.04, Windowx XP and Windows 7. Telnet to 25 port done successful from both Windows and Ubuntu clients. When we telnet to mail server port 110 from any Windows ...
2
votes
1answer
1k views

Cannot access Windows 7 machine from Ubuntu 14.04 via Telnet

I have a machine running Windows 7 and I want to connect to it from Ubuntu. Until now it was working just fine. But now, when I try to connect to Windows 7 from Ubuntu, I get this: telnet: Unable ...
1
vote
1answer
1k views

Telnet after update to 15.04 not working

I updated to 15.04 using the server command sudo do-release-upgrade. Since the upgrade was complete and after a reboot, I am unable to telnet to the server. Port 23 is not listened while the telnetd,...
2
votes
1answer
385 views

During system restart telnet service isn't start automatically

Each time i restart the system i need to login through SSH & then restart the telnet service manually. Any idea how to get rid of this? System Info: Ubuntu 15.04 (GNU/Linux 3.16.0-36-generic ...
17
votes
3answers
87k views

How to start X application from SSH [duplicate]

I've tried to search this topic in google, but without any significant results. I need to start some GUI app from terminal, but I don't care what this app is showing me. In addition, I need to start ...
0
votes
1answer
2k views

Execute command on remote machine using telnet in one line

I need to write a script to monitor wlan0 interface of my remote machine. I can do this by executing iwconfig wlan0 repeatedly on remote machine. But how to login to that machine and execute this ...
0
votes
2answers
333 views

Want to start few services automatically during system boot

I am using latest ubuntu version: Ubuntu 15.04 (GNU/Linux 3.16.0-36-generic x86_64) When i reboot my whole system, i need to restart telnet, nagios services manually. Would you please let me know ...
1
vote
2answers
12k views

Why I can't I telnet to a specific port?

the port 7778 is in listen, netstat -tulpn tcp 0 0 127.0.0.1:7778 0.0.0.0:* LISTEN 22776/java but I can't telnet that port from remote machine while I can telnet other ...
2
votes
0answers
231 views

IpProtocols firefox add-on with gnome-terminal and multiple tabs

I want to use Firefox with IpProtocols 0.2.3 to launch telnet sessions from browser. It is working well for me with xterm terminal emulator, but i wish to use multiple tabs. Now I try to use gnome-...
2
votes
1answer
4k views

telnet://IP from Firefox and Chrome

I have a problem initiating telnet sessions (telnet://IP) from Firefox and Chrome. With Chrome I have the following problem: When I click the telnet link, appears the "External Protocol Request" ...
1
vote
0answers
986 views

Cannot able to connect to another host

After few self tests, I thought I'm having a telnet problem. So I am recreating a shorter version of this question I have two machines: cassandra is running on one machine using IP 172.17.1.XX. ??? ...
1
vote
1answer
798 views

how to create admin account as a duplicate root account for telnet and disable root login over network?

I've been searching for the answer to this but all I find is "It doesn't work". I am a new, yes. I am still a student and i still learn about it. I am happy to break my OS and format it many times if ...
0
votes
3answers
2k views

Ubuntu 14.04 Mozilla Firefox Telnet Error

I am running Ubuntu 14.04 in VMWare Player with a bridged Adapter. I installed another VM in Ubuntu which can be accessed from Mozilla Firefox. The web page opens but when I click certain links in ...
3
votes
3answers
2k views

Looking for text BBS software

I would like to know if there are text-based, bulleting board system forum servers for Ubuntu. Which can be used via telnet or ssh. I was searching for this kind of software and came to this BBS ...
1
vote
0answers
227 views

Why are the colors different in vi at the console vs in a Windows telnet session

I noticed that when I use vi at the console, the code highlighting looks good and is nice and easy to read. When I edit the same file via a telnet session, the colors are all low-intensity and it's ...