Cisco IOS Extended Support for 1 PSIRT Release 6 Month | Support — R-IOS-EXT-ISR

Keep critical Cisco IOS environments covered during the gap between release end-of-support milestones and your next approved upgrade window. Cisco IOS Extended Support for 1 PSIRT Release (6 Month) is designed for teams that need more time to validate dependencies, schedule maintenance, and complete change control without losing security-response continuity. This support option is especially valuable when production networks depend on a specific IOS release and immediate migration is not practical. It helps preserve a defined support path for PSIRT-related issues while your team completes testing, coordinates stakeholders, and executes a controlled transition. That matters when the cost of a rushed software move is higher than the cost of extending support. For infrastructure teams, the value is straightforward: fewer forced decisions, more time to plan, and a cleaner path to remediation. Instead of compressing upgrades into an arbitrary deadline, you can align support coverage with your operational calendar and risk posture. It is a practical way to protect uptime, maintain governance, and keep security response tied to a known software state. Ideal For Extending support while a network team completes IOS upgrade testing Maintaining PSIRT coverage during a scheduled maintenance freeze Bridging a production environment to the next approved software release Preserving security response continuity for a single Cisco IOS release Why This Product 1 Adds 6 months of support coverage instead of forcing an immediate upgrade 2 Focuses on PSIRT continuity for a single IOS release 3 Fits controlled change windows better than standard end-of-support timing 4 Supports production planning where uptime matters more than rushed migration