# Ubuntu 18.04 ELS

# Connection to ELS repository

To install the Endless Lifecycle Support repository on a server, you just need to download an installer script and run the script with a key. The installation script will register the server in the CLN with the key, add a PGP key to the server, and create the ELS repository.

# Outbound Firewall Settings

In order to use Endless Lifecycle Support for Ubuntu 18.04, you will need to open TCP port 443 to the following destinations:

• cln.cloudlinux.com
• repo.cloudlinux.com

# Installation of repositories

1. Download an installer script:

   wget https://repo.cloudlinux.com/ubuntu18_04-els/install-ubuntu18.04-els-repo.sh
   

2. Run the installer script with keys. The installation script registers the server in the CLN with the key, adds PGP key to the server.

   bash install-ubuntu18.04-els-repo.sh --license-key XXXX-XXXXXXXXXXXX
   

3. Verify that the installation was successful. To ensure that installation has been completed successfully, run the following command:

   apt-cache show els-define
   

   It should return the info of an available package. If you see information about the package, you can be sure that the installation was successful. After this, you will be able to install updates from the repository using a regular apt upgrade command.

   Example:

   [els@ubuntu18 ~]# apt-cache show els-define
   Package: els-define
   Version: 1-1.0.2
   Architecture: amd64
   Maintainer: Darya Malyavkina <dmalyavkina@cloudlinux.com>
   Installed-Size: 10
   Homepage: https://tuxcare.com/extended-lifecycle-support/
   Priority: optional
   Section: utils
   Filename: pool/main/e/els-define/els-define_1-1.0.2_amd64.deb
   Size: 1424
   SHA256: 1594db1c72e64adf1fcbd6bfd4a86c72c6e4127d476d238d8c6821d34590d945
   SHA1: 03780c77ab2f1982126b78ab5454f7c0ff287162
   MD5sum: bd3f51b29deb5cc7ede4da8aa39ee2c2
   Description: ELS define package for Ubuntu 18.04
   Description-md5: 39e3bb446b4c63607f8f0358484545bf
   

# Security Updates

TuxCare provides security updates as a part of ELS for OS along with OpenSCAP scanning instructions - learn more.

• Ubuntu 18.04 ELS: oval.xml
• Ubuntu 18.04 ELS: security.tuxcare.com/csaf/v2/els_os/ubuntu18.04els/
• Ubuntu 18.04 ELS: cve.tuxcare.com/rss_feed/releases/ubuntu18.04els