You can find ECS 3.1 documentation here.
Software documentation (for ECS Appliance and ECS Software environments)
|Provides general information on ECS and the new features in this release. Supports users in understanding the core ECS concepts required when planning and managing an ECS deployment.|
|Supports the initial configuration of ECS, the ongoing management of tenants and users, and the monitoring of ECS on a day-to-day basis.|
Data Access Guide
|Describes the protocols supported by ECS for end-user access to ECS object storage: Amazon S3, EMC Atmos, OpenStack Swift, and the Centera (CAS) object APIs. The guide introduces the ECS Management API. which can be used to perform configuration of ECS prior to end-user access.|
REST API Reference
|Describes the APIs you can use to configure, manage, and monitor ECS. Provides reference information for the ECS Management APIs as well as supported ECS Object Services for Amazon S3, EMC Atmos, and OpenStack Swift.|
Describes supplemental information including new features, system requirements, known problems, and limitations.
Security Configuration Guide
|Provides an overview of configuration, deployment, and usage settings needed to ensure secure operation.|
Overview and Architecture White Paper
|Provides an in-depth overview of ECS architecture.|
New: Localized Product Documentation
Provides product documentation in French, German, Japanese, Korean, Mandarin, Portuguese, and Spanish.
Hardware and Cabling Guide
|Describes supported hardware configurations, upgrade paths, and rack cabling requirements.|
|40U-D Cabinet Site Unpacking and Setup Guide|
|Contains information about unpacking and setting up your 40U-D cabinet, including required tools.|
|40U-D Cabinet Site Preparation Guide|
|Provides information about environmental requirements for the 40U-D cabinet, including power requirements.|
Related: CIFS-ECS Tool
CIFS-ECS is a lightweight application that allows you to upload and download files to ECS from a Windows platform. It creates a Windows virtual drive and transfers data to ECS using REST S3 API.
Internal documentation (available to Dell EMC personnel through SolVe desktop)