Below is the standard system configuration for deploying a Zoom Node server with the Zoom Phone Local Survivability service module. 

For information on what devices are supported with the Local Survivability service module, please see the following:

• Getting Started with Zoom Phone Appliances
• Supported desk phone features
• Zoom Phone clients feature comparison

This article covers:

• Default configuration
• Configurations based on capacity

Default configuration

Note: The following configuration should be used when deploying your Zoom Node management server.

Below are the minimum required specifications when configuring a virtual machine for the Zoom Node management server that will have the Zoom Phone Local Survivability service module:

Configuration item	System Requirement
VM Platform	VMware ESXi 6.7 or higher KVM Hypervisor
Processor cores per VM host	Intel(R) Xeon(R) CPU E5-2630 v4 or higher
Dedicated threads per VM host	8 cores or higher
Memory per VM host	16 GB or higher
Storage space per VM host	Primary storage: 80 GB or higher
Network Interface Card (NIC) speed	10 Gbps or higher

Note: If you require a different configuration, please open a ticket with Support.

*Note: This applies to both virtual and physical NIC. 

Configurations based on capacity

	Configuration Option 1	Configuration Option 2
Hardware Specs	8 CPU 16 GB RAM 80 GB HDD	16 CPU 16 GB RAM 80 GB HDD
Total number of registrations	2000	5000*
Total number of concurrent calls	240 calls	480 calls
Calls per second (CPS)	2	4
Registrations per second (RPS)	45	90

*Note: If the number of endpoints within a site enabled for survivability exceeds 5000, the ZPLS service module will process the first 5000 registrations on a first come first served basis.