Cisco A9K-4T16GE-TR 16 Ports 1G Combo Line Card 4-Ports SFP+ Refurbished

In the realm of networking and packet transport optimization, the A9K-4T16GE-TR stands out as a powerful solution, boasting a 4-ports Small Form-Factor Pluggable Plus (SFP+) with 10 Gigabits Per Second (Gbps) and 16 Ports of 1 Gigabit SFP Combo. This line card is designed to meet the demanding requirements of modern networks, providing a robust and efficient solution for data transmission. In this comprehensive guide, we will delve into the key features, technical specifications, and benefits of the A9K-4T16GE-TR, shedding light on its role in optimizing packet transport.

The A9K-4T16GE-TR is a line card engineered to deliver high-performance packet transport optimization within networking environments. Let's break down its key components and understand how it functions:

• Small Form-Factor Pluggable Plus (SFP+) Technology: The A9K-4T16GE-TR features 4 Ports of Small Form-Factor Pluggable Plus (SFP+). SFP+ is a compact and hot-pluggable optical transceiver module widely used in networking equipment. These ports operate at a lightning-fast speed of 10 Gigabits Per Second (Gbps), making them ideal for high-bandwidth applications.
• 16 Ports of 1 Gigabit SFP Combo: In addition to the 4 SFP+ ports, the A9K-4T16GE-TR comes equipped with 16 Ports of 1 Gigabit SFP Combo. These ports offer versatility by supporting both 1 Gigabit Ethernet and SFP interfaces. This flexibility is crucial for accommodating various network requirements and ensuring seamless connectivity.
• Packet Transport Optimization: The primary focus of the A9K-4T16GE-TR is packet transport optimization. This involves the efficient and reliable transfer of data packets across a network. The line card employs advanced technologies and protocols to enhance the overall performance of packet transport, minimizing latency and maximizing throughput.

To gain a deeper understanding of the A9K-4T16GE-TR, let's explore its technical specifications in detail:

• Port Configuration:
  • 4 Ports of Small Form-Factor Pluggable Plus (SFP+) at 10 Gbps
  • 16 Ports of 1 Gigabit SFP Combo
• Data Transfer Rate:
  • SFP+ Ports: 10 Gigabits Per Second (Gbps)
  • 1 Gigabit SFP Combo Ports: 1 Gigabit Per Second (Gbps)
• Optical Transceiver Compatibility:
  • Supports a wide range of SFP and SFP+ transceivers, allowing for flexibility in network design and deployment.
• Packet Transport Protocols:
  • Implements advanced packet transport protocols for optimized data transfer, including but not limited to Ethernet and IP protocols.

Now, let's explore the benefits that the A9K-4T16GE-TR brings to the table, making it a valuable asset for network optimization:

• High-Speed Data Transfer: With 4 SFP+ ports operating at 10 Gbps, the A9K-4T16GE-TR ensures high-speed data transfer, making it suitable for bandwidth-intensive applications and large-scale data transmission.
• Versatility and Scalability: The 16 Ports of 1 Gigabit SFP Combo provide versatility, allowing for a mix of 1 Gigabit Ethernet and SFP interfaces. This makes the line card scalable and adaptable to diverse network requirements.
• Optimized Packet Transport: The A9K-4T16GE-TR is designed with a focus on packet transport optimization. By minimizing latency and optimizing data flow, it enhances the overall efficiency and reliability of data transmission in a network.
• Flexibility in Network Design: The support for a variety of SFP and SFP+ transceivers gives network administrators the flexibility to design and customize their networks based on specific needs and infrastructure requirements.
• Reliability and Redundancy: The line card incorporates features that enhance network reliability, including redundancy mechanisms and fault tolerance, ensuring uninterrupted data flow even in the face of hardware or network failures.
• Scalable Architecture: The architecture of the A9K-4T16GE-TR is scalable, allowing organizations to expand their network infrastructure seamlessly as their requirements grow. This scalability is crucial for businesses experiencing increasing data demands.

• Data Center Networking: The A9K-4T16GE-TR's high-speed capabilities make it an ideal choice for data center networking. It can handle the substantial data traffic within data centers, supporting the seamless operation of applications and services.
• Cloud Computing Infrastructure: In cloud computing environments, where scalability and performance are paramount, the A9K-4T16GE-TR excels. Its 10 Gbps ports and packet transport optimization contribute to the efficient transfer of data between cloud resources.
• Enterprise Networks: Large enterprises with diverse networking needs can benefit from the versatility of the A9K-4T16GE-TR. The combination of 10 Gbps and 1 Gigabit SFP Combo ports makes it suitable for a variety of enterprise applications.

The Cisco A9K-4T16GE-TR is a line card that provides high-performance connectivity to Cisco ASR 9000 series routers. Here are some of the security features and protocols supported by the line card:

• Access Control: The line card supports various access control features like MAC-based filtering, VLAN-based filtering, and IP-based filtering, which allow administrators to restrict access to specific network resources.
• Secure Management: The line card supports secure management protocols like SSH and SNMPv3, which ensure that management traffic is encrypted and secure.
• Threat Detection: The line card supports various threat detection and prevention features like port security, MAC address limiting, and DHCP snooping, which help in detecting and preventing network threats.
• Firewall: The line card supports an integrated stateful firewall that can inspect the traffic based on various criteria such as source and destination IP address, protocol type, and port number.
• VPN Support: The line card supports various VPN technologies like IPsec and SSL VPN, which provide secure remote access to corporate networks.
• Secure Boot: The line card supports secure boot, which ensures that the system software and firmware are authentic and have not been tampered with.
• SNMPv3: The line card supports SNMPv3, which provides enhanced security over SNMPv2 by adding authentication and encryption to SNMP messages.
• AAA: The line card supports authentication, authorization, and accounting (AAA) services, which allow administrators to control user access to network resources and track their activities.
• Network Segmentation: The line card supports network segmentation through virtual LANs (VLANs), which allow administrators to isolate traffic and restrict access between different parts of the network.
• Port Security: The line card supports port security, which allows administrators to restrict access to specific ports on the line based on MAC address, IP address, or other criteria.
• Quality of Service: The linecard supports various quality of service (QoS) features like traffic shaping, prioritization, and queuing, which allow administrators to prioritize and manage network traffic.
• Network Address Translation (NAT): The line card supports NAT, which allows administrators to hide the IP addresses of devices on their internal network behind a single public IP address.
• IPv6 Support: The line card supports IPv6, which is the latest version of the Internet Protocol and provides improved security features over IPv4.
• DHCP Snooping: The line card supports DHCP snooping, which allows administrators to prevent rogue DHCP servers from assigning IP addresses to devices on the network.
• Port-Based Authentication: The line card supports port-based authentication protocols like IEEE 802.1X, which allows administrators to authenticate devices before granting them access to the network.

Redundancy and Failover Features

The Cisco A9K-4T16GE-TR 4-Ports SFP+ 10Gbps / 16X1G Combo Linecard is designed to provide high-performance networking capabilities to Cisco ASR 9000 series routers. The line card comes equipped with a range of redundancy and failover features that help ensure reliable and uninterrupted network operations. Here's an overview of the redundancy and failover features of the Cisco A9K-4T16GE-TR line card:

• Modular Redundancy: The Cisco A9K-4T16GE-TR line card supports modular redundancy, which means that you can install a second line card in the router chassis to provide backup in case the primary line card fails. The two line cards can be configured in a hot-standby mode, with the backup line card automatically taking over if the primary line card fails.
• In-Service Software Upgrade (ISSU): The Cisco A9K-4T16GE-TR line card supports ISSU, which allows you to upgrade the router's software without interrupting network operations. This feature ensures that the router and its line cards remain operational during software upgrades, reducing the risk of downtime and service interruptions.
• Link Aggregation Control Protocol (LACP): The Cisco A9K-4T16GE-TR line card supports LACP, which allows you to bundle multiple physical links into a single logical link. This feature provides redundancy and failover capabilities by automatically redirecting traffic to an alternate physical link in case one link fails.
• Bidirectional Forwarding Detection (BFD): The Cisco A9K-4T16GE-TR line card supports BFD, which provides a fast and reliable mechanism for detecting and recovering from network failures. BFD can be used to detect link and path failures and can trigger failover mechanisms to switch traffic to alternate paths or links.
• Virtual Router Redundancy Protocol (VRRP): The Cisco A9K-4T16GE-TR line card supports VRRP, which allows you to configure redundant routers to provide backup in case the primary router fails. VRRP ensures that the backup router takes over the primary router's IP address, enabling seamless failover and ensuring that network traffic continues to flow.
• Graceful Restart: The Cisco A9K-4T16GE-TR line card supports graceful restart, which allows the router to recover from failures and restart without disrupting network operations. This feature ensures that the router and its line cards remain operational during restarts, reducing the risk of downtime and service interruptions.

• Manufacturer: Cisco
• Model Number or SKU# A9K-4T16GE-TR
• Product Type: Expansion Module
• Module Type: Network Management Device

• Application/Usage: Optical Network, Data Networking
• Form Factor: Plug-in Module
• Number of Uplink Ports: 4
• Number of Network Ports: 16
• Number of Total Expansion Slots: 20
• Expansion Slot Type: SFP (mini-GBIC), SFP+

• Media Type Supported: Optical Fiber
• Ethernet Technology: 10 Gigabit Ethernet
• Network Technology: 10GBase-X, 1000Base-X

In general, the A9K-4T16GE-TR stands as a robust solution for packet transport optimization in modern networking environments. With its combination of Small Form-Factor Pluggable Plus (SFP+) technology, high-speed ports, and versatile configurations, it addresses the diverse needs of businesses and organizations relying on efficient data transmission. As the demand for reliable and high-performance networking solutions continues to rise, the A9K-4T16GE-TR proves to be a valuable asset for those seeking to optimize their packet transport infrastructure. Whether it's for data centers, telecommunications, or enterprise networks, this line card offers a comprehensive solution for the challenges of today's interconnected world.