Requirements

The tables below set out all the technical requirements.

SNS versions

3.8.2 and later versions

Technical characteristics of EVA models

Model

RAM

HDD

vCPU

EVA1

max = 2 GB

10 GB (2 GB for swap)

max = 1

EVA2

max = 3 GB

10 GB (2 GB for swap)

max = 2

EVA3

max = 6 GB

10 GB (2 GB for swap)

max = 4

EVA4

max = 8 GB

10 GB (2 GB for swap)

max = 4

EVAU

max = 64 GB

10 GB (4 GB for swap)

max = 16

An EVA must have at least 1 GB of memory. You are advised to set the aside at least 2 GB of memory if you use the antivirus and sandboxing features frequently.

IMPORTANT
However, if you choose to lower the memory of a virtual machine, ensure beforehand that the new limits applied will be compatible with the existing configuration.

Hypervisors

You must be familiar with one of the virtual environments below before deploying an SNS EVA virtual firewall.

  Version of the hypervisor Number of interfaces connected to the virtual machine
VMware ESXi Version 6.5 and 6.7 Min. 1 interface
Max. 10 interfaces
Citrix XenServer Version 7.6 Min. 1 interface
Max. 7 interfaces
Microsoft Hyper-V Windows Server 2012 R2 and 2019 Min. 1 interface
Max. 8 interfaces
Linux KVM Red Hat Enterprise Linux 7.4 Min. 1 interface
Max: depends on the Linux vendor chosen