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Cisco Email Security Appliance

ESA FAQ: What is the maximum number of appliances supported in a Centralized Management Cluster?

Document ID: 117921

Updated: Jul 11, 2014

Contributed by Chris Haag, Robert Sherwin, Cisco TAC Engineers.

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Introduction

This document describes the maximum number of appliances supported in a Centralized Managment Cluster.

Prerequisites

The information in this document is based on the Cisco Email Security Appliance and all versions of AsyncOS.

What is the maximum number of machines supported in a Centralized Management Cluster?

In order to achieve optimal performance, Cisco recommends that users limit any single cluster to 20 appliances or fewer.

Updated: Jul 11, 2014
Document ID: 117921