VRRP (Virtual Router Redundancy Protocol)
EION Open IP Environment Virtual Router Redundancy Protocol (VRRP) module provides fault tolerance using redundancy resulting in an overall maximum availability and performance of your device.

IPSec (IP Security Protocol)
EION IPSec module implements per-packet authenticity and confidentiality guarantees between peers. It provides mechanisms to protect client IP protocols and applications. This module is available for both IPv4 and IPv6.