Cisco ASR 1001-HX Router
- Redundant hardware components and power supplies
- Stateful intrachassis redundancy
- In-Service Software Upgrade (ISSU) support
- Cisco IOS XE Software Sub-package Mode
- Cisco Flow Processor-based platform
- Hardware acceleration
- Control- and forwarding-plane separation
- Software modularity
- Pay-as-you-grow licensing with "-X" models
- Cisco Shared Port Adapters (SPAs)