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A9K-4T-B

The Cisco A9K-4T-B is a high-performance, four-port 10 Gigabit Ethernet line card designed for the ASR 9000 Series, offering robust scalability and reliability for service provider edge networks—ideal for those seeking cost-effective, used networking solutions.

SKU: A9K-4T-B Brand: Product ID: 124382
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Description

The Cisco A9K-4T-B is a high-performance line card designed for the ASR 9000 Series routers, providing four 10-Gigabit Ethernet ports to support demanding network environments. Built for scalability and reliability, this module ensures efficient data transfer with advanced traffic management capabilities. Its robust design includes hardware-based Quality of Service (QoS) and deep packet buffering, making it ideal for service provider and enterprise applications. The card is hot-swappable, allowing for seamless upgrades and maintenance without disrupting network operations.

Equipped with four XFP ports, the A9K-4T-B supports a variety of optical transceivers for flexible connectivity options. It leverages Cisco’s advanced forwarding architecture to deliver high-speed packet processing and enhanced security features. Designed to integrate seamlessly with the ASR 9000 chassis, this module enhances network efficiency with optimized power consumption and thermal management. A cost-effective solution for expanding network capacity, the A9K-4T-B is a reliable choice for those looking to upgrade their infrastructure with used Cisco hardware.

Who We Are
 
ROC Telecom is a family-owned, Texas-based company specializing in helping businesses unlock value from their networking and telecom equipment. From routers and switches to optical gear and more, we provide a seamless solution for businesses looking to sell, recover assets responsibly, or buy quality-tested equipment at competitive prices.
 
What We Do
 
We make it easy to:
  • Sell Used Equipment: Get a quick, hassle-free quote and maximize the value of your old IT gear.
  • Buy Certified Networking Equipment: Access affordable, quality-tested equipment from top brands like Cisco, Juniper, Ciena, Fujitsu, Infinera and more.
Why Choose ROC Telecom?
  • Expertise You Can Trust: 15 years of experience in asset recovery and resale.
  • Sustainable IT Solutions: Reduce waste and support environmentally responsible practices.
  • Competitive Pricing: Fair, fast, and accurate valuations for all your equipment.
  • Free Shipping Logistics: Fast, secure, and hassle-free shipping or pickup options for buyers and sellers.
Our Process
  1. Submit a Request: You can use the “Buy” or “Sell” buttons above to get started — or fill out a form, call us at 585-406-1248, or email bailey@roctelecom.com. Whatever’s easiest for you, we’ll make it quick and hassle-free.
  2. Quick Evaluation: We’ll assess your equipment—whether you’re looking to sell it or find the right gear for your needs—and provide a fair offer.
  3. Simple Logistics: Fast, secure, and straightforward shipping or pickup solutions.
  4. Value Delivered: Recover funds from unused equipment or save on quality-tested networking and telecom gear.
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