Ubuntu Installation Openssh-server

Ubuntu comes with openssh-client, so you can

SSH [email protected]

To connect to Linux remotely

But to be connected via SSH, the Ubuntu system needs to be openssh-server and can be

Ps-e | grep ssh

To see if the sshd is not shown, it is not installed Openssh-server

Available through

sudo apt-get install Openssh-server

To install Openssh-server, if successful, the installation will succeed if it encounters

$ sudo apt-get install openssh-server is reading the package list ... Completing the dependency tree that is analyzing the package is       reading state information ... Complete       Some packages that cannot be installed. If you are using the unstable release, this may be due to the system not being able to meet the status you requested. Some of the packages you need may not have been created or have been removed from the new to (Incoming) directory in this release. The following information may be helpful in resolving a problem: The following packages have an unsatisfied dependency: Openssh-server: Dependency: openssh-client (= 1:6.6p1-2ubuntu1) E: cannot fix the error because you require certain packages to remain current, Is that they disrupt the dependencies between packages.

This is because, Openssh-server is dependent on Openssh-clien, that Ubuntu did not bring openssh-client? The original Openssh-clien is the same as the version that is dependent on the Openssh-server to be installed.

1:6.6p1-2ubuntu1

So to install the corresponding version of the Openssh-clien, to cover off the Ubuntu comes with

$ sudo apt-get install OPENSSH-CLIENT=1:6.6P1-2UBUNTU1 is reading the package list ... Completing the dependency tree that is analyzing the package is       reading state information ... Complete       The recommended package:  LIBPAM-SSH Keychain Monkeysphere The following packages will be "degraded":  openssh-client upgraded 0 packages, installed 0 new packages, downgraded 1 packages, To uninstall 0 packages, 0 packages have not been upgraded. You need to download the 566 KB package. After decompression, the extra space of 0 B is consumed. Do you want to continue? [y/n] Y get: 1 http://cn.archive.ubuntu.com/ubuntu/trusty/main openssh-client amd64 1:6.6p1-2ubuntu1 [566 kb] Download 566 KB, TIME 2 Seconds (212 kb/s)        dpkg: Warning: Downgrading openssh-client from 1:6.6P1-2UBUNTU2 to 1:6.6P1-2UBUNTU1 (reading database ... The system currently has a total of 200,015 files and directories installed. ) Preparing to unpack .../openssh-client_1%3a6.6p1-2ubuntu1_amd64.deb ... Unpacking Openssh-client (1:6.6P1-2UBUNTU1) over (1:6.6P1-2UBUNTU2) ... Processing triggers for man-db (2.6.7.1-1) ... Setting Openssh-client (1:6.6P1-2UBUNTU1) ...

Can be seen, prompted the system openssh-client is degraded, so that the installation of Openssh-server can be successful!

Ubuntu Installation Openssh-server