Preserve security coverage on SRX1600 DC deployments with a three-year subscription that keeps intrusion detection and prevention, application security, and advanced threat protection active. It is designed for organizations that want consistent enforcement at the edge without the operational drag of frequent renewals. For infrastructure teams, the value is continuity. Security services remain aligned with the firewall platform already in place, helping maintain inspection depth and policy control across a defined planning horizon. That matters when the firewall is part of a broader architecture supporting branch, campus, or distributed enterprise traffic. This term is well suited to environments where procurement prefers a mid-range commitment: long enough to reduce administrative overhead, short enough to match refresh or review cycles. It helps keep the SRX1600 DC protected with the services that matter most when traffic inspection, application awareness, and threat response must stay active. If the goal is to keep a high-value edge platform covered without overcommitting, this subscription gives you a clean path to sustained protection and predictable renewal planning.