Stack Exchange Network

Stack Exchange network consists of 174 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
Make your voice heard. Take the 2019 Developer Survey now

Questions tagged [telnet]

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

0
votes
0answers
24 views

Keyboard function keys send character mapping in Putty Telnet

So, I have the terminal keyboard setting set to VT100+ for Telnet. When I tried to perform an action (F1-F5) , all I get is that it spit out the character mapping instead of performing the action. ...
0
votes
2answers
63 views

Trouble connecting to Ubuntu server using ssh

I been having trouble connecting to my Ubuntu 18.10 server using ssh. Whenever I try to connect with my college network this is the output ssh -vvv root@my.server OpenSSH_7.9p1, OpenSSL 1.1....
0
votes
0answers
18 views

VLC with telnet interface does not show GUI, consumes CPU

I want to control the VLC player via telnet. What I want is to be able to set media, play it and pause it. I found this command: vlc.exe -I telnet --telnet-password test It does work, I can connect ...
0
votes
1answer
290 views

telnet connection failed on port 23 [closed]

i'm suppose to log into remote machines using telnet but in the task i have, there's no ip adresses for that ! instead i have hostnames. i'm a bit new in this and i don't know what i'm suppose to get. ...
0
votes
2answers
64 views

how to close and start a program from cmd in Windows XP?

I've been trying cmd commands such as "taskkill" on Windows XP and apparently they don't exist. I'd like to be able to close and open a program from the cmd because I need to connect to the Windows ...
0
votes
1answer
22 views

Telnet doesnt Accept enter as newline

I'm trying to send http requests through telnet . I'm able to open the connection to server , and even able to write the first line( GET /uri httpversion) . But , when i'm trying to press enter and ...
0
votes
0answers
18 views

Is there any keycode available to perform Field Exit in VT220 , VT320 Terminal?

Basically i need to move cursor from one input field to another field without hitting enter. How should i do it in the terminal ? For example i found keys like : TabKey[0] = "\u0009"; TabKey[1] = "\...
1
vote
1answer
52 views

How can telnetd-ssl be set up on an Ubuntu server as a backup to SSH?

An error arising in /etc/ssh/sshd_config can potentially lock users or administrators out of a server that is accessible only via SSH. Telnet SSL is a backup way of accessing the server in such a ...
1
vote
0answers
91 views

Telnet not working from a specific server to specific port

I am using 2 servers (A and B) centos 7. I am trying to telnet from A to mail.smtp2go.com serverA$ telnet mail.smtp2go.com 2525 Trying 45.33.53.153... telnet: connect to address 45.33.53.153: ...
0
votes
1answer
114 views

Force SSH server to always and only tunnel to telnet server

I have this structure: client ---> server(debian) ----> target target is a telnet server. I'm able to SSH from client to server and then execute telnet to reach target. How can I configure server (...
0
votes
1answer
44 views

Telnet over a VPN

Im running OSX 10.10.5 Ive connected to a remote LAN via a dial in VPN. For the VPN im using OSXs inbuilt VPN client and have the setting "send all traffic over VPN" enabled. The VPN works and i ...
1
vote
1answer
75 views

Safely Transition from RS232 “Dumb Terminal” to RJ45 Telnet/SSH

An HPUX 11i network, running on new hardware, for what they call “mission critical” operations at a unique business, terminates for the user at Sherwood 7000STs. While functional (and lightning fast ...
3
votes
0answers
2k views

How to make Putty the default Telnet handler for Windows 10?

I need to use Putty as my Telnet handler client in my ESXi lab. I tried every possible solution that I could find. But nothing worked. Is there any command I could use in the Registry to force ...
0
votes
1answer
2k views

Using SendKeys from vbs in a total hidden way?

Here is what I am planning to do Set WshShell = WScript.CreateObject("WScript.Shell") WshShell.Run"cmd" WshShell.AppActivate"telnet 192.168.1.1" WScript.Sleep 50 WshShell.SendKeys"...
1
vote
0answers
43 views

Sitecom X3 N300 router: is possible to access to telnet to change the port management?

I have the router in subject (Sitecom X3 N300). I need to open the port 80 for an internal server but doing this I lost possibility to external management (and I need also to login to the router some ...
0
votes
0answers
27 views

How to check access and permission to a specific location?

I need to check if I have access to a remote server, and permission on a specific location. The server is Linux server, and I'm not an expert in this so i need help. I have logged in to the remote ...
0
votes
0answers
356 views

ACTIONTEC C1900A VDSL modem: telnet shell password?

I have an ACTIONTEC C1900A ADSL/VDSL modem (CenturyLink branding). The device has the most recent firmware installed (CAB005-31.30L.96). When I telnet to the device and run the sh command to get to ...
0
votes
0answers
123 views

Can't connect to public RDS SQL server via telnet

I've created a new SQL Server Enterprise 12.0.5000.0 instance on AWS RDS. I've set Publicly accessible to Yes and the port is set to the default 1433. I've gone to the inbound rules and they were ...
0
votes
0answers
894 views

Telnet client is missing in Windows 10 features turn on and off

I want to install/enable the telnet client on my Windows 10 PC.  I am an administrator on my PC and have tried various things but I still can't find it. C:\WINDOWS\system32> dism /online /Enable-...
0
votes
1answer
112 views

Receiving ERR_CONNECTION_REFUSED intermittently while browsing websites

I am unable to browse any website because on average, my connection would drop on every 4th HTTP request. This is also impacting my downloads and although they’d begin, they’d eventually fail before ...
0
votes
0answers
96 views

Telnet timeout on reconnect after “quit”

I am currently investigating the timeout errors of sending email. Some email send immediately, some are timeout even if the same smtp outbound. And I found out, when I telnet <host> 25 It ...
0
votes
0answers
68 views

Unbinding application layer through telnet and ssh

So I am trying to unbind an application layer from a certain port in my router, the easiest method I found to do this would be doing it by telnet with the following commands: connection bindlist ...
0
votes
1answer
86 views

I can only log in telnet server via local machine, can you check my configuration?

I'm using ArchLinux on this machine, using xinetd for config /etc/xinetd.d/telnet flags = REUSE socket_type = stream wait = ...
0
votes
1answer
858 views

Can't telnet to router

I have a TP-Link TD-w8961 router and I'm trying to connect to it using telnet. I've tried this command: telnet 192.168.1.1 but it times out. I've also tried connecting to port 80 and i get the ...
0
votes
1answer
99 views

Linux telnet server not to use telnet protocol handshaking

We are trying to connect to Linux telnet service using simple terminal program; I suspect server is set to default VT-100, and telnet server sends control handshake sequences, expecting terminal to ...
0
votes
1answer
61 views

host name to ip resolution is not using /etc/hosts file

I have defined some hostnames in /etc/hosts i.e. 192.168.15.20 example.com when I do ping example.com I get the reolved ip as the one defined in /etc/hosts but when I change this IP to another IP (...
0
votes
0answers
42 views

Mac host can't telnet into VBox VM

I have an Oracle VirtualBox VM that is attached to a Host-only Adapter for its network. When I fire up that VM and run ifconfig I see its IPv4 address. When I run netstat -an | grep 1521 I see that ...
0
votes
0answers
39 views

Run one instance of CLI program for multiple telent client logons

I'm not sure if my implementation of this is correct. I am trying to execute a CLI I've implemented in 'C' every time a telnet client tries to login. Here is the problem I am facing: My RAM is ...
0
votes
1answer
593 views

Using ufw to block telnet from specified host

I'm new to ufw tool, I'm trying to block a specified host from requesting telnet while allowing other hosts on the network to do so. When I use this command: sudo ufw deny 23 The other host is ...
0
votes
1answer
3k views

Getting “400 Bad Request” response to simple HTTP GET request over telnet

I'm learning some networking and am having problems with the first exercise: I'm supposed to send a basic HTTP GET request to httpbin.org using telnet. Here's what I typed: $ telnet www.httpbin.org ...
2
votes
2answers
1k views

TP Link router respond to ping but admin page times out

I have TP Link router with an access point attached to it to extend bandwidth over the entire house. I did this setup around 5 years back at my family's house which works perfect to this point. ...
1
vote
1answer
928 views

HPE OfficeConnect Switch 1820 24G J9980A

I am trying o access the switch through telnet using PuTTY. and it says PuTTY Fatal Error network error: Connection refused. I researched online to see how to enable telnet on the switch, but I ...
1
vote
1answer
189 views

Fake an ipv6 connection to a site

I recently visited telnet://towel.blinkenlights.nl and it said that to unlock more artwork and colours, I need to visit it using ipv6. But I have an ipv4 connection and can't use ipv6. So, I am ...
1
vote
0answers
238 views

Safely make running .BAT script accessible via SSH/Telnet

Before I start, I'd like to say that what I'll describe here is being done using consumer grade electronics and personal computers, not proper server hardware. My Windows 10 machine runs a Minecraft ...
1
vote
0answers
332 views

telnet will exit after a period of time

Recently I am working on an embedded project, and for some reason, it doesn't contain ssh or other tools like this except telnet, I have to use telnet. But after days of working, I'm annoyed by the ...
0
votes
0answers
129 views

how to configure encoding when accessing via telnet from Debian client to Windows

When I telnet to my windows via a Debian telnet client, some trange unicode characters are displayed when I try to delete or entrer ctrl+C ... as you can see to solve this I already tried all the ...
0
votes
2answers
243 views

Can Telnet connect to a path?

I'm being told that I should expect to be able to telnet to an address in the form subdomain.domain.tld/path. This seems like an odd "host" for telnet to accept. Is there particular flags or something ...
1
vote
0answers
92 views

Is possible monitoring a connection to IP Adress and Port without TelNet and with CronTab repeatedly?

I have some troubles with a SAP Server. Randomly we found disconnection error on our client. There is some method or command in order to trace connection status with an host? I allways used Telnet but ...
0
votes
0answers
875 views

How to use terminus to add an IP to connect to?

I'm an absolute newbie when it comes to SSH / Telnet terminals. Since I cannot use puTTY on my phone, I was told to use terminus on the iPhone, being that I have no knowledge with this can someome ...
1
vote
2answers
954 views

Is it possible to run Windows Telnet in linemode?

(originally posted to Stack Overflow - erroneously) I can change Mac's mode to either line or character with the mode command, but here is no "mode" command in Windows telnet, at least in WinXP. ...
2
votes
2answers
12k views

SendKeys Method in Powershell

I have batch file for telnet a server automatically, I want to do the same thing with PowerShell Batch File named Script.bat : :: Open a Telnet window start telnet.exe 10.84.10.85 :: Run the script ...
1
vote
0answers
341 views

PuTTY telnet password always incorrect on first try

Does anyone know why this happens every single time? Is it a bug with PuTTY maybe? can't find anything about it on Google
1
vote
0answers
195 views

Wifi router configuration to enable P2P telnet?

I have two computers connected via the wifi-router. (D-link DIR-615). One happens to be running windows 8.1. The other happens to be Ubuntu 16.04. I have enabled telnet service on windows, and ...
0
votes
2answers
214 views

Sending email with telnet connection fails

I'm trying to send an email establishing a telnet connection with the smtp server. I succeed to establish the connection with the port 587, the authentication works, I enter the mail from: <>, ...
1
vote
1answer
344 views

How to add a static arp table entry to AT&T NVG589 Gateway?

So as a bit of background, I'm attempting to set up a Wake on Wan service for a specific device. The service isn't any issue, it works in its current form. The issue arises from the arp table/cache ...
1
vote
3answers
756 views

Scriptable telnet client for Windows? [closed]

I am looking for a telnet client that can send a command, including control codes, such as the sequence below, by pressing a hotkey or clocking a button. Is there a free program that does this? ZOC ...
0
votes
1answer
592 views

Run xinetd program upon telnet connection

I'm trying to set up an ASCII Art Telnet Server like the classic ASCII Star Wars Project: telnet towel.blinkenlights.nl https://github.com/nitram509/ascii-telnet-server I've had success at ...
0
votes
3answers
1k views

outbound port 25 blocked

I am using centos 7 with postfix with smtp. The mail server was working fine, but then it stopped working. I cannot telnet to Gmail or any other server on port 25,587,465. However, when I telnet ...
0
votes
0answers
250 views

Getting “505 Version Not Supported” error in Chrome. How to access the page?

I have tried to access a web page via the URL and I see a blank white page. So, in chrome, I hit F12 and bring up the console which says this: GET ****** 505 (HTTP Version Not Supported) I check ...
0
votes
0answers
294 views

Use telnet without PowerShell script for many hosts

Thank in advance. To run command in remote host I use telnet.vbs script, but I'am not contented due I need connect with above 100 hosts and that script runs within intercative mode. I tried also use ...