Virtual output queuing and arbitration Offers service intelligence with prioritization of traffic (unicast and multicast), provides efficient congestion-management mechanism and avoids problems related to head-of-line blocking.
Centralized arbiter Uses an efficient credit mechanism to help ensure transparent switchover with zero packet loss.
IEEE 1588 support Delivers timing services over the packet network efficiently and reliably.
Two 32-GB Solid-State Drives (SSDs) Allows storing of core dumps and helps reduce the system Mean Time To Repair (MTTR).
Embedded Universal Series Bus (eUSB) memory port Provides access to onboard Universal Serial Bus (USB) flash-memory devices for software image storing and upgrades.
Front-panel external USB 2.0 port Provides access to USB flash-memory devices for quick software image loading and recovery.
Front-panel LEDs Provides visual indication of route-processor status (active or standby), power management, and activity on SSD.
Management ports Provides easy access to system console.
The Cisco ASR 9900 Route Processor is packet-transport-optimized model. It supports line cards. Different line cards can be mixed on the same chassis for greater flexibility.