Understanding the ASR-9906-LS-BUN

The ​​ASR-9906-LS-BUN​​ is a ​​Cisco ASR 9900 Series Line Card and Bundle​​ designed for high-performance routing in large-scale networks. It supports advanced features like 100Gbps interfaces, deep buffer capabilities, and seamless integration with Cisco’s IOS XR operating system. This component is tailored for telecom carriers and enterprises requiring ​​ultra-low latency​​ and ​​carrier-class reliability​​.


Key Technical Specifications and Use Cases

Performance Benchmarks

  • ​Throughput​​: Handles up to 2.4 Tbps per slot, ideal for backbone networks.
  • ​Scalability​​: Supports 1/10/40/100 Gigabit Ethernet interfaces for flexible deployment.
  • ​Buffer Capacity​​: 12 GB per line card to manage traffic bursts in congested environments.

​Common applications​​ include:

  • Core network aggregation for 5G infrastructure.
  • Data center interconnect (DCI) solutions.
  • High-frequency trading networks demanding sub-microsecond latency.

Compatibility and Integration

The ASR-9906-LS-BUN operates exclusively with the ​​Cisco ASR 9906 chassis​​, ensuring optimized power and thermal efficiency. It’s backward-compatible with earlier ASR 9000 line cards but offers ​​40% higher energy efficiency​​ than previous generations.


Addressing Common Deployment Concerns

Is the ASR-9906-LS-BUN Future-Proof?

Yes. Its support for ​​Cisco Segment Routing MPLS​​ and ​​EVPN-VXLAN​​ ensures adaptability to emerging protocols. The modular design allows incremental upgrades without chassis replacement.


How Does It Compare to Competing Line Cards?

While specifics of rival products aren’t covered here, the ASR-9906-LS-BUN stands out for its:

  • ​Unified software stack​​ (IOS XR) across Cisco’s routing portfolio.
  • ​Hardware-based encryption​​ for MACsec and IPsec.
  • ​Predictable latency​​ via Cisco’s Quantum Flow Processors.

Availability and Procurement Options

For verified pricing and inventory status, visit the ASR-9906-LS-BUN product page. itmall.sale provides genuine Cisco components with lifecycle support, including firmware updates and RMA services.


Final Perspective

Having analyzed its architecture and real-world implementations, the ASR-9906-LS-BUN is indispensable for organizations prioritizing ​​operational simplicity​​ and ​​investment protection​​. Its balance of raw performance and software-defined programmability makes it a cornerstone for next-gen network builds—assuming budgets align with its premium positioning.

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