Upgrading Kerio Connect on VMware

Overview

The Kerio Connect virtual appliance is designed to be used with VMware products. It includes the Debian Linux operating system and Kerio Connect.

A terminal is available to perform the product and operating system updates. You can switch to it by pressing the standard Alt+FX combination (for example, Alt+F2).

Prerequisites

Make sure you have access to Kerio Connect via SSH:

Boot up the Kerio Connect image.
Access the console by pressing Enter.
Enter the root password. The default password is kerio.
Select SSH Settings.
Make sure that SSH is enabled. Otherwise, enable it.
Save the settings by pressing F8 or Fn+F8 (depending on your OS settings).

Process

Log in to Kerio Connect via SSH (the IP address is displayed in the VMware console):
ssh root@<IP address>

Note: You can use PuTTy to establish an SSH connection.
Get the link to the desired Debian package (*.deb).
1. Select Kerio Products And Documentation.
2. Select Kerio Connect and the desired version. Click Show Files.
3. Copy the link to download Kerio Connect - Linux 64bit (DEB):
Download the package by running the following command:
wget <link to the package>

For example:
wget http://cdn.kerio.com/dwn/connect/connect-9.2.11-4847/kerio-connect-9.2.11-4847-linux-amd64.deb
Use the following command to upgrade Kerio Connect:
# dpkg -i <installation_file_name.deb>
To update Debian Linux packages, run the following command:
apt-get upgrade
To upgrade Linux distro from Debian 8 to Debian 9:
1. Replace Jessie Sources list by Stretch (CTRL+O to write the changes):
  nano /etc/apt/sources.list
2. Stop the Kerio Connect service.
3. Upgrade distro kernel and related packages:
  apt-get dist-upgrade
4. Reboot the VM:
  reboot
5. Restart the host machine/PC to propagate the settings fully.
6. Confirm the new Linux version is displayed in the GRUB menu and Kerio Connect Dashboard.