Operating Systems
Microsoft Windows
- Microsoft Windows 11
- Microsoft Windows Server 2025
- 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 Pronto 2.3 was the last version to support the following Microsoft Windows Operating Systems:
- Microsoft Windows Server 2008
- Microsoft Windows Vista (32-bit and 64-bit)
- Microsoft Windows Server 2003 R2
- Microsoft Windows Server 2003
- Microsoft Windows XP (32-bit and 64-bit)
Note: ISL Pronto 2.2.2 was the last version to support Microsoft Windows 2000.
Note: ISL Pronto 2.1.1 was the last version to support Microsoft Windows NT 4.0.
Note: Windows devices with ARM architecture are not supported.
Mac OS
- macOS 14.X Sonoma
- macOS 13.X Ventura
- macOS 12.X Monterey
- macOS 11.X Big Sur
- macOS 10.15 Catalina
Important: With macOS 10.15 Mojave 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
- macOS 10.14 Mojave
Important: With macOS 10.14 Mojave Apple introduced some changes in Security 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 Pronto 4.4.1932.44 was the last version to support macOS versions 10.13 and below.
Note: ISL Pronto 2.1.1 was the last version to support OS X 10.5 Leopard and OS X 10.4 Tiger.
Linux
- Linux kernel 2.6.32 or newer (64-bit)
- glibc 2.12 or newer
- systemd
- X Window System
Tested on:
- Ubuntu 16.04, 18.04, 20.04, 22.04
- Debian 9, 10, 11, 12
- CentOS 8
Not supported:
- Wayland
- Linux 32-bit
- arm64 architecture
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