[root@localhost ~]# yum install telnet-server

Yum command has been deprecated, redirecting to '/usr/bin/dnf install telnet-server'.

See 'man dnf' and 'man yum2dnf' for more information.

To transfer transaction metadata from yum to DNF, run:

'dnf install python-dnf-plugins-extras-migrate && dnf-2 migrate'

Last metadata expiration check performed 0:50:19 ago on Thu May  5 21:36:17 2016.

Dependencies resolved.

==============================================================================================

 Package                  Arch              Version                   Repository         Size

==============================================================================================

Installing:

 telnet-server            x86_64            1:0.17-61.fc23            fedora             44 k

Transaction Summary

==============================================================================================

Install  1 Package

Total download size: 44 k

Installed size: 55 k

Is this ok [y/N]: y

Downloading Packages:

telnet-server-0.17-61.fc23.x86_64.rpm                         453 kB/s |  44 kB     00:00   

----------------------------------------------------------------------------------------------

Total                                                          31 kB/s |  44 kB     00:01    

Running transaction check

Transaction check succeeded.

Running transaction test

Transaction test succeeded.

Running transaction

  Installing  : telnet-server-1:0.17-61.fc23.x86_64                                       1/1

  Verifying   : telnet-server-1:0.17-61.fc23.x86_64                                       1/1

Installed:

  telnet-server.x86_64 1:0.17-61.fc23                                                        

Complete!

[root@localhost ~]#

[root@localhost ~]# rpm -ql telnet-server

/usr/lib/systemd/system/telnet.socket

/usr/lib/systemd/system/telnet@.service

/usr/sbin/in.telnetd

/usr/share/man/man5/issue.net.5.gz

/usr/share/man/man8/in.telnetd.8.gz

/usr/share/man/man8/telnetd.8.gz

[root@localhost ~]#

최상위

하위

설명

/

etc

시스템 환경 및 주요 설정 파일 보관

tmp

임시 파일 보관

lib

프로그램 모듈 보관

usr

사용자 활용 파일 보관

dev

물리적 장치 제어를 위한 파일 보관

home

각 사용자의 작업 디렉토리

boot

커널을 위한 프로그램 파일 보관

root

슈퍼유저 홈 디렉토리

sbin

슈퍼유저가 사용하는 명령어 저장 디렉토리

var

시스템 동작 중 변화하는 파일 저장

...

기타

osboxes@osboxes:~/testnet$ tree .

Command ; not found, but can be installed with:

sudo snap install tree  # version 3.5, or
sudo apt  install tree

See 'snap info tree' for additional versions.

osboxes@osboxes:~/testnet$

osboxes@osboxes:~$ sudo apt-get update
Hit:1 http://ppa.launchpad.net/ethereum/ethereum/ubuntu cosmic InRelease     
Hit:2 http://us.archive.ubuntu.com/ubuntu cosmic InRelease                   
Hit:3 http://us.archive.ubuntu.com/ubuntu cosmic-updates InRelease      
Hit:4 http://us.archive.ubuntu.com/ubuntu cosmic-backports InRelease    
Hit:5 http://security.ubuntu.com/ubuntu cosmic-security InRelease       
Reading package lists... Done
osboxes@osboxes:~$

osboxes@osboxes:~/testnet$ sudo apt-get install tree
[sudo] password for osboxes:
Reading package lists... Done
Building dependency tree      
Reading state information... Done
The following packages were automatically installed and are no longer required:
  libncursesw5 libtinfo5
Use 'sudo apt autoremove' to remove them.
The following NEW packages will be installed:
  tree
0 upgraded, 1 newly installed, 0 to remove and 11 not upgraded.
Need to get 40.7 kB of archives.
After this operation, 105 kB of additional disk space will be used.
Get:1 http://us.archive.ubuntu.com/ubuntu cosmic/universe amd64 tree amd64 1.7.0-5 [40.7 kB]
Fetched 40.7 kB in 1s (36.0 kB/s)                     
Selecting previously unselected package tree.
(Reading database ... 170539 files and directories currently installed.)
Preparing to unpack .../tree_1.7.0-5_amd64.deb ...
Unpacking tree (1.7.0-5) ...
Setting up tree (1.7.0-5) ...
Processing triggers for man-db (2.8.4-2) ...
osboxes@osboxes:~/testnet$

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