National Astronomical Observatory of Japan
Astronomy Data Center (ADC)
VPN Client Software System Requirements

Cisco Secure Client (including AnyConnect) Supported Operating Systems

♦ Windows ♦

1. Windows Versions

• Windows 11 (64-bit) and current Microsoft supported versions of Windows 10 x86 (32-bit) and x64 (64-bit)

• Pentium class processor or greater.
• 100 MB hard disk space.
• Microsoft Installer, version 3.1.

 ♦ Mac ♦

1. macOS Versions

• macOS 14 Sonoma, macOS 13 Ventura, and macOS 12 Monterey

• Cisco Secure Client requires 50MB of hard disk space.
• To operate correctly with macOS, Cisco Secure Client requires a minimum display resolution of 1024 by 640 pixels.

♦ Linux ♦

1. Linux Versions

• Red Hat 9.x and 8.x
• Ubuntu 24.04, 22.04, and 20.04

• Using VPN CLI without GUI sessions (for example SSH) is not supported
• Administrator privileges are required for installation
• x86 instruction set
• 64-bit processor
• 100 MB hard disk space
• tun support in Linux Kernel
• libnss3, only if you are using the NSS Certificate Store
• libstdc++ 6.0.19 (GLIBCXX_3.4.19) or later
• iptables 1.4.21 or later
• NetworkManager 1.0.6 or later
• zlib - to support SSL deflate compression
• glib 2.36 and later
• polkit 0.105 or later
• gtk 3.8 or later
• systemd
• webkitgtk+ 2.10 or later, required only if you are using the Cisco Secure Client embedded browser app
• libnm (libnm.so or libnm-glib.so), required only if you are using Network Visibility Module