System Requirements

Operating Systems

Note: Downloading ISL Light or running ISL Light Network Start executable will download latest supported version for your operating system.

Microsoft Windows

Microsoft Windows 11
Microsoft Windows Server 2022
Microsoft Windows Server 2019
Microsoft Windows Server 2016
Microsoft Windows 10 (32-bit and 64-bit)
Microsoft Windows 8.1 (32-bit and 64-bit)
Microsoft Windows Server 2012 R2
Microsoft Windows 8 (32-bit and 64-bit)
Microsoft Windows Server 2012
Microsoft Windows 7 (32-bit and 64-bit)
Microsoft Windows Server 2008 R2

Note: ISL Light 3.5.5 was the last version to support the following operating systems:

Microsoft Windows Server 2008

Microsoft Windows Vista (32-bit and 64-bit)

Microsoft Windows Server 2003 R2

Microsoft Windows Server 20003

Windows XP (32-bit and 64-bit)

Mac OS

macOS 13.X Ventura
macOS 12.X Monterey
macOS 11.X Big Sur
macOS 10.15 Catalina
macOS 10.14 Mojave

Important: With macOS 10.15 Catalina Apple introduced additional changes to its Security settings which further affect the workflow when running ISL Online applications. Please refer to the following topic for explanation: ISL Online programs compatibility with macOS 10.15 Catalina

Important: With macOS 10.14 Mojave Apple introduced some changes to its Security settings which affect the workflow when running ISL Online applications. Please refer to the following topic for explanation: ISL Online programs compatibility with macOS 10.14 Mojave

Note: ISL Light 4.4.2116.184 for Mac was the last version to support macOS 10.13 High Sierra.
Note: ISL Light 4.4.2031.107 for Mac was the last version to support macOS 10.12 Sierra and below.
Note: ISL Light 4.0.4 for Mac was the last version to support OS X 10.6 and OS X 10.7.

Linux

Linux kernel 2.4 and higher (64 bit)
glibc 2.12 or newer
systemd
X Window System

Tested on:

Ubuntu 16.04, 18.04, 20.04
Debian 10, 9
CentOS 8

Not supported:

Wayland
Linux 32-bit
arm64 architecture

Note: ISL Light 4.0.4 for Linux was the last version to support 32-bit kernels.

Chrome OS

Note: ISL Online provides remote viewing (but not remote control) of Chrome OS devices with the Android subsystem installed. On the other hand, Chrome OS users (with the Android subsystem installed) can access, view and control any Windows, Mac or Linux remote computer.

Mobile

iOS
Android

Internet Connection

Bandwidth minimum: 56 Kbps

Supported connection methods (ISL Light can work with any of the following):

direct outgoing TCP/IP connection to TCP port 7615 on ISL Conference Proxy server
WININET HTTPS connection to TCP port 443 on ISL Conference Proxy server
WININET HTTP connection to TCP port 80 on ISL Conference Proxy server
direct HTTPS connection to TCP port 443 on ISL Conference Proxy server
direct HTTP connection to TCP port 80 on ISL Conference Proxy server

Timeout for a specific connection method is 20 seconds for connection establishment - so total timeout for connection is less than 1 minute.

Supported network types are the following:

a computer with a static public IP
a computer with a dynamic public IP
a computer in a private network behind a firewall with a public IP performing NAT
a computer in a private network behind a http proxy offering http and/or https protocols