Overview

Outlines the essential prerequisites for deploying Catalyst Center Global Manager, covering firewall configurations, connectivity needs, infrastructure specifications, and supported client systems.

Required firewall ports and connectivity

Details the necessary firewall access rules, specific TCP/UDP ports to open for various services (UI, shell, TACACS+, DNS, NTP, HTTPS, RADIUS, NFS), and connectivity requirements between Catalyst Center Global Manager and controllers.

Additional deployment requirements

Specifies the virtual machine requirements (VMware ESXi 7.0.x+, Intel Xeon/AMD EPYC Gen2+, 8 vCPUs, 100GB+550GB HDD, 16GB RAM), I/O bandwidth, latency, active sessions, supported browsers, screen resolution, scale numbers (controllers, users, sites), and security limitations (no DR, FIPS, IPv6-only, air-gapped).