N9K-X9636Q-R Cisco Nexus 36 Ports Expansion Module Refurbished

The Cisco N9K-X9636Q-R is a line card expansion module designed for the Nexus 9500R series. With 36 ports supporting 40 Gigabit Ethernet connectivity, this expansion module is a crucial component in networking setups, enabling high-speed data transfer and efficient network management.

A line card expansion module serves as a modular component within a network switch, enhancing its capabilities by providing additional ports and connectivity options. The Cisco N9K-X9636Q-R specifically focuses on delivering 40 Gigabit Ethernet connectivity with Quad Small Form-Factor Pluggable Plus (QSFP+) ports.

• Compatibility: The N9K-X9636Q-R is designed to work seamlessly with the Nexus 9500R series, ensuring integration and optimal performance within Cisco's networking infrastructure.

• Port Configuration: This line card expansion module boasts an impressive 36 ports, each supporting high-speed 40 Gigabit Ethernet connectivity. This configuration allows for multiple devices to be connected simultaneously at high data transfer rates.

• QSFP+ Connectivity: The inclusion of Quad Small Form-Factor Pluggable Plus (QSFP+) ports means that each port can support up to four independent channels for data transmission. QSFP+ technology is known for its high-speed and compact design.

• 40 Gigabit Ethernet allows for rapid data transfer between devices and across the network, supporting applications and services that demand high bandwidth.

• Applications such as data center interconnects, cloud computing and video streaming benefit significantly from the increased bandwidth provided by 40 Gigabit Ethernet.

• In large-scale networks, the implementation of 40 Gigabit Ethernet helps strengthen the network backbone, ensuring efficient data flow and reducing bottlenecks.

• The N9K-X9636Q-R expansion module is particularly well-suited for data center environments where high-performance networking is essential for the smooth operation of servers and storage systems.

• It enables network administrators to scale their infrastructure by providing additional high-speed ports, accommodating the growing demands of connected devices.

• The module's 36 ports significantly increase the port density of the Nexus 9500R series, allowing for more devices to be connected directly to the network switch.

• The support for 40 Gigabit Ethernet ensures that data can be transferred at high speeds, meeting the requirements of bandwidth-intensive applications and services.

• With QSFP+ ports, the module offers flexibility in network configurations, allowing for efficient utilization of each port's capacity for various connectivity needs.

The N9K-X9636Q-R Cisco Nexus 9500R 36 Ports 40G QSFP+ Linecard is a high-performance, high-density line card designed for the Cisco Nexus 9500R Series switches. It offers a range of performance and scalability features, including:

• High Port Density: The line card supports up to 36 40G QSFP+ ports, providing high port density for large-scale data center networks. This allows network administrators to connect more devices to the network, improving overall network capacity and reducing the need for additional hardware.
• High Bandwidth: The line card offers a total bandwidth of 1.44 Tbps, which is distributed across the 36 40G QSFP+ ports. This high bandwidth capacity enables the line card to handle large amounts of data traffic and ensures smooth network performance, even during peak usage periods.
• Low Latency: The line card provides low latency for data transmission, ensuring fast and efficient data processing. This is particularly important for data center networks that require real-time data processing, such as financial trading or scientific research.
• Advanced Traffic Management: The line card supports advanced traffic management features, such as quality of service (QoS) and access control lists (ACLs), which allow network administrators to prioritize traffic and ensure that critical data is delivered promptly.
• Scalability: The line card is designed for scalability, allowing network administrators to expand their network as needed. It supports virtual PortChannels (vPCs) and FabricPath, which enable network administrators to create a flexible and scalable network topology that can adapt to changing business needs.

The N9K-X9636Q-R Cisco Nexus 9500R 36 Ports 40G QSFP+ Linecard offers a range of security features to protect data center networks from unauthorized access and data breaches. The following are some of the security features and best practices that can be implemented to enhance the line-card's security:

• Role-Based Access Control (RBAC): RBAC is a security feature that restricts access to network resources based on the user's role. It enables network administrators to assign specific roles to users, limiting their access to only the resources they need to perform their job functions. This reduces the risk of unauthorized access to sensitive network resources.
• Access Control Lists (ACLs): ACLs are a security feature that allows network administrators to control traffic flow by filtering packets based on various criteria, such as source and destination addresses, ports, and protocols. They can be used to block traffic from unauthorized sources and prevent unauthorized access to sensitive resources.
• Port Security: Port security is a feature that limits the number of MAC addresses that can be learned on a switch port. This helps prevent unauthorized access to the network by limiting the number of devices that can connect to a given port.
• Encryption: Encryption is a process of converting data into a form that is unreadable without a key or password. The linecard supports various encryption protocols, such as Secure Shell (SSH) and Secure Sockets Layer (SSL), to encrypt data in transit and prevent unauthorized access to sensitive data.
• Firmware Upgrades: Regular firmware upgrades can help ensure that the line card is protected against known security vulnerabilities. Network administrators should regularly check for firmware updates and install them as soon as they become available.

Best practices for securing the N9K-X9636Q-R Cisco Nexus 9500R 36 Ports 40G QSFP+ Linecard include implementing RBAC, ACLs, and port security, using encryption to protect data in transit, and regularly upgrading firmware to ensure that known security vulnerabilities are addressed.

• Manufacturer: Cisco
• Model Number or SKU# N9K-X9636Q-R
• Product Type: Expansion Module

• Application/Usage: Optical Network, Data Networking
• Media Type Supported: Optical Fiber
• Ethernet Technology: 40 Gigabit Ethernet
• Network Technology: 40GBase-X

• Number of Total Expansion Slots: 36
• Expansion Slot Type: QSFP

In summary, the Cisco N9K-X9636Q-R Nexus 9500R Linecard Expansion Module plays a crucial role in enhancing networking capabilities, especially in data center environments. Its support for 36 ports of 40 Gigabit Ethernet with QSFP+ technology brings increased port density, high-speed connectivity, and flexibility to network administrators, ensuring optimal performance and scalability within Cisco's Nexus 9500R series.