Remember that the cp command must be run with sudo before the cp command, because admin / root permission is required to work. usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbinĪs you can see this is the first folder in the list of folders to search. You should get some lines as a response, one of which will be similar to the following:Ġ drwxr-xr-x 14 root wheel 448B Dec 23 00:31 binĪlso verify that if this folder is in the search path, with the following command: Please check if there is a folder for installation on your Mac with the following command: configure -disable-servers -disable-dnsdomainname -disable-hostname -disable-ping -disable-ping6 -disable-rcp -disable-rexec -disable-rlogin -disable-rsh -disable-logger -disable-talk -disable-tftp -disable-whois -disable-ifconfig -disable-tracerouteħ - For the installation I ddin't use make install, I preferred to copy only the necessary files to /usr/local/bin/, as below: Access the terminal / shellĢ - Download the latest version of the inetutils package, in my case inetutils-1.9.4, at:Ĥ - Enter the inetutils-1.9.4 folder with:ĥ - Configure the package with the following:

Here is a step-by-step guide:ġ - It is required that you have XCODE installed and configured to be able to compile the packages. As I ldn't like to overwrite applications that are already come in OS X, I selected what to install, in my case, ftp and telnet clients. I have even noticed that many are already installed in the High Sierra.

I looked at the solution proposed by Daniel -, and found that the inetutils gnu package contains many client and server applications. Update (08/02/18): Matthew Ward got in touch to say that you can compile telnet without all of the other gunk that still comes with Mac OS, using the following: # out of the 'inet-utils' bundle from GNU, the only utilities it provides Then you’ll need to chmod ping to allow it permission to run with: sudo chmod a+s /usr/local/bin/ping If you encounter the error: ping: Lacking privilege for raw socket. Update (05/01/18): Jonny Bradley emailed in to address an issue with installing non homebrew telnet. Update (25/11/17): I received a second email from Michael Bazik which details how you can install the telnet client directly from GNU provided tarballs: curl -o inetutils-1.9.4.tar.gz Update (10/10/17): I received an email from David Waitzman in which he notes you can get telnet from an old Time Machine backup and then copy it into /usr/local/bin – I’d recommend that options too if you have a backup. If you need to enable it, you can do so with Homebrew: brew tap theeternalsw0rd/telnet Telnet has been removed from Mac OS High Sierra, but can still be useful for developers to check ports are open etc.

How to run telnet on mac os