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Cisco Firewall/NAT Stateful Inter-Chassis Redundancy License
Cisco·MPN: FLSASR1-FWNAT-R

Cisco Firewall/NAT Stateful Inter-Chassis Redundancy License

Maintain uninterrupted network security and critical service availability with the Cisco Firewall/NAT Stateful Inter-Chassis Redundancy License, ensuring high uptime for your business operations.

  • Access to High Availability: Enables seamless failover between redundant firewall chassis, preventing service interruptions during hardware maintenance or failures.
  • Continuous Security Posture: Ensures that stateful firewall and NAT sessions are maintained across redundant devices, protecting your network without disruption.
  • Operational Continuity: Minimizes downtime risks associated with critical network security devices, safeguarding business operations and data integrity.
  • License Compliance: Provides the necessary entitlement for advanced redundancy features, ensuring your Cisco security platform operates in a fully supported and compliant state.
Publisher Delivered
Subscription Management
Authorized License
In stock
$414.22
Per User/Year
Billed Annually
Secure Checkout
Authorized Reseller

Product Overview

This Cisco Firewall/NAT Stateful Inter-Chassis Redundancy License unlocks advanced high availability capabilities for your Cisco ASA or Firepower Threat Defense (FTD) platform. It enables stateful failover and synchronization between redundant chassis, ensuring that your network security and NAT services remain operational even if one device fails.

Designed for businesses that cannot afford network downtime, this license is ideal for IT Managers and IT Professionals responsible for maintaining critical infrastructure. It integrates directly into your existing Cisco security deployment, providing a vital layer of resilience for your network edge.

  • Stateful Failover: Automatically synchronizes connection states between primary and secondary devices.
  • Inter-Chassis Synchronization: Ensures that both firewall chassis maintain identical configurations and operational status.
  • High Availability: Guarantees continuous network access and security policy enforcement through redundant hardware.
  • Subscription-Based: Offers flexible, ongoing access to the redundancy features with predictable billing.
  • Cisco Platform Support: Specifically designed for compatible Cisco ASA and Firepower Threat Defense security appliances.

Ensure your business network remains secure and available with this essential Cisco redundancy license, providing enterprise-grade resilience without enterprise-level complexity.

What This Enables

Enable Continuous Network Security

Enable teams to maintain uninterrupted firewall and NAT services even during hardware failures or planned maintenance. Streamline network operations by eliminating manual intervention during failover events.

businesses with critical network uptime requirements, organizations with edge security devices, networks requiring stateful session persistence, environments with redundant hardware deployments

Automate High Availability Failover

Automate the process of switching to a backup firewall chassis without service interruption. Streamline disaster recovery planning by ensuring your security perimeter remains intact.

companies prioritizing business continuity, IT departments managing network edge security, organizations with zero tolerance for network downtime, environments with active/standby hardware configurations

Ensure Stateful Session Persistence

Ensure that all active network sessions and NAT translations are maintained and synchronized between redundant devices. Protect user experience and application performance by preventing session drops during failover.

businesses with active user sessions, organizations running critical applications, networks with complex NAT requirements, environments requiring seamless user experience

Key Features

Stateful Synchronization

Maintains active network session states between redundant devices, ensuring seamless failover and preventing application disruption.

Inter-Chassis Redundancy

Enables two firewall chassis to operate as a single, highly available unit, providing continuous protection.

Subscription Billing

Offers predictable, ongoing access to critical redundancy features with flexible payment terms.

Cisco ASA/FTD Compatibility

Integrates directly with your existing Cisco security infrastructure, simplifying deployment and management.

High Availability

Guarantees uninterrupted network security and NAT services, minimizing costly downtime and protecting business operations.

Industry Applications

Finance & Insurance

Financial institutions require continuous uptime and robust security to protect sensitive data and comply with strict regulatory requirements like PCI DSS and SOX.

Healthcare & Life Sciences

Healthcare providers must maintain constant access to patient data and systems, adhering to HIPAA regulations, making network availability a critical operational necessity.

Manufacturing & Industrial

Industrial operations rely on uninterrupted network connectivity for production lines and supply chain management, where downtime can lead to significant financial losses.

Legal & Professional Services

Law firms and professional services organizations handle confidential client information and require consistent access to their systems to meet client demands and deadlines.

Frequently Asked Questions

What is Stateful Inter-Chassis Redundancy?

Stateful Inter-Chassis Redundancy allows two firewall devices to work together, synchronizing connection states. If one device fails, the other automatically takes over, maintaining all active network sessions without interruption.

What hardware does this license apply to?

This license is designed for compatible Cisco ASA and Firepower Threat Defense (FTD) security appliances that support high availability configurations.

Is this a one-time purchase or a subscription?

This is a subscription-based license, providing ongoing access to the redundancy features and support for the duration of your subscription term.

Deployment & Support

Deployment Complexity

Medium — IT-assisted

Fulfillment

Digital Delivery

License keys / portal provisioning

Support Model

Zent Networks Managed

Renewal, add-license, and lifecycle management included

Subscription Terms

Cancellation

Cancel anytime — no charge on next cycle

You may cancel this subscription at any time. Cancellation takes effect at the end of the current billing period. You will not be charged for the following billing cycle. Access remains active through the end of the paid term.

Returns

Subscription licenses are non-refundable

Digital software licenses and SaaS subscriptions cannot be returned once activated or provisioned. Contact a Zent Networks account manager if you have questions before purchasing.

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