Cisco C3850-NM-4-10G 4 Ports Expansion Module Catalyst 3850 Refurbished

The Cisco C3850-NM-4-10G is an Ethernet Network Module that belongs to the Catalyst 3850 Series. This module offers 10 Gigabit Ethernet (GbE) connectivity and is equipped with 4 ports for enhanced network capabilities. The Cisco Catalyst 3850 Series is a family of enterprise-class switches that provide high performance, scalability, and advanced features to meet the demands of modern networks. These switches are known for their exceptional reliability and versatility, making them a popular choice for various industries and organizations.

The Cisco C3850-NM-4-10G is designed with a range of key features that make it a valuable addition to network infrastructures.

The module supports 10 Gigabit Ethernet, which is significantly faster than traditional 1 GbE connections. This increased bandwidth allows for faster data transfer, reduced latency, and improved network performance.

This Ethernet Network Module is equipped with 4 ports, providing flexibility for network connectivity. With multiple ports, it becomes possible to connect various devices and expand the network's capabilities.

The Cisco C3850-NM-4-10G is compatible with Small Form-Factor Pluggable (SFP) modules. SFP modules are hot-swappable and allow for a wide range of connectivity options, including fiber optic and copper connections.

In addition to SFP support, this module is also compatible with Small Form-Factor Pluggable Plus (SFP+) modules. SFP+ modules offer faster data transfer rates and are commonly used for 10 GbE connections.

The Ethernet Network Module features four expansion slots, offering the potential for further expansion and customization of the network infrastructure. These expansion slots can be used to add additional interfaces or modules, enhancing the module's functionality.

The Cisco C3850-NM-4-10G offers several benefits to network administrators and organizations, making it a valuable investment.

One of the primary advantages of this module is its support for 10 GbE, which delivers high-speed connectivity. This is crucial for handling data-intensive applications, supporting a growing number of devices, and ensuring a responsive network.

The module's four expansion slots enable organizations to scale their network as their needs evolve. Whether it's adding more ports, interfaces, or other network modules, this scalability ensures that the network can adapt to changing requirements.

The support for both SFP and SFP+ modules adds versatility to the module. Organizations can choose the type of modules that best suit their networking needs, whether it's for short-distance connections using copper cables or long-distance connections using fiber optics.

Cisco is a well-known and trusted name in the networking industry. The C3850-NM-4-10G is built to Cisco's high-quality standards, ensuring reliability and uptime for critical network operations.

By providing 10 GbE connectivity and supporting SFP+ modules, the module can significantly enhance network performance. It reduces bottlenecks, latency, and data transfer times, making the network more efficient and responsive.

The C3850-NM-4-10G Cisco Catalyst 3850 4 Ports 10GbE Network Module is a high-performance network module that provides fast data transfer rates and high bandwidth connectivity. To optimize its network performance, you can consider the following:

• Bandwidth allocation: The C3850-NM-4-10G network module offers 4 ports, each with a 10GbE bandwidth. You can allocate the available bandwidth among the ports based on your network requirements. For instance, if you have more data transfers to handle, you can allocate higher bandwidth to the ports that handle those transfers.
• QoS Configuration: Quality of Service (QoS) configuration helps prioritize network traffic based on specific applications or users. You can configure the QoS settings to prioritize the most critical traffic, such as voice or video data, and allocate more bandwidth to them to ensure that they receive sufficient bandwidth for optimal performance.
• Load Balancing: Load balancing distributes network traffic across multiple ports, reducing the load on any single port and improving overall network performance. You can configure the network module to use load-balancing techniques such as Round-Robin, Port-Based, or Link Aggregation Control Protocol (LACP) to distribute traffic across the available ports.
• Jumbo Frames: Jumbo Frames are packets that have larger sizes than standard Ethernet frames. By enabling Jumbo Frames, you can reduce the number of packets transmitted across the network, reducing the overall network traffic and increasing network performance.
• Network Monitoring: Network monitoring tools such as Cisco Prime or SolarWinds can help you identify any bottlenecks or issues in the network performance. These tools can provide visibility into network traffic, application performance, and other critical metrics, helping you optimize network performance and troubleshoot any issues.

Load balancing and traffic engineering are two important concepts in computer networking that help optimize the performance, efficiency, and reliability of network infrastructure. The Cisco Catalyst 3850 4 Ports 10GbE Network Module (C3850-NM-4-10G) is a high-performance network module that can be used in conjunction with Cisco Catalyst 3850 switches to enable load balancing and traffic engineering.

Load balancing is the process of distributing network traffic across multiple paths or resources to prevent congestion and optimize the use of available resources. In other words, load balancing helps distribute traffic evenly across multiple links, devices, or servers to ensure that no single resource is overwhelmed by traffic. Load balancing can be implemented in different ways, including:

• Round-robin load balancing: In this method, traffic is distributed evenly across multiple resources in a cyclical manner. For example, if there are three servers, the first request goes to server 1, the second request goes to server 2, the third request goes to server 3, and so on.
• Weighted load balancing: In this method, traffic is distributed based on predefined weights assigned to each resource. For example, if there are three servers with weights of 50%, 30%, and 20%, respectively, then 50% of the traffic will go to server 1, 30% will go to server 2, and 20% will go to server 3.
• Dynamic load balancing: In this method, traffic is distributed based on real-time conditions such as network congestion, resource utilization, and availability. For example, if one resource is experiencing high traffic or congestion, traffic can be redirected to other available resources to prevent overload.

Traffic engineering is the process of controlling the flow of network traffic to optimize the performance and utilization of network resources. Traffic engineering can be implemented in different ways, including:

• Quality of Service (QoS): QoS is a set of techniques that allow network administrators to prioritize traffic based on the type of traffic or the needs of specific applications or users. QoS can be used to ensure that critical traffic such as voice or video traffic is given priority over less critical traffic such as email or web browsing.
• Routing: Routing is the process of selecting the best path for network traffic to follow based on factors such as network topology, bandwidth availability, and network congestion. Routing can be used to ensure that traffic is distributed evenly across multiple paths and that the most efficient path is selected for each packet.

The Cisco Catalyst 3850 4 Ports 10GbE Network Module (C3850-NM-4-10G) can be used to implement load balancing and traffic engineering in a number of ways. For example, the module can be used to increase the bandwidth and availability of network links by providing additional 10 Gigabit Ethernet ports. The module can also be used to implement load balancing and traffic engineering techniques such as link aggregation, QoS, and routing.

Link aggregation is a technique that allows multiple physical links to be combined into a single logical link to increase the bandwidth and availability of network connections. Link aggregation can be used to implement load balancing by distributing traffic across multiple links and ensuring that no single link is overloaded. The C3850-NM-4-10G module supports link aggregation protocols such as Link Aggregation Control Protocol (LACP) and Cisco's proprietary Port Aggregation Protocol (PAgP).

The Cisco Catalyst 3850 Series Switches are a popular choice for enterprise-level networks due to their high-performance capabilities and advanced features. The C3850-NM-4-10G is a network module that can be used with the Cisco Catalyst 3850 Series Switches to add four ports of 10 Gigabit Ethernet connectivity.

Scaling your network with the C3850-NM-4-10G module can bring several benefits. Firstly, the additional ports allow for higher bandwidth and faster data transfer speeds, which can improve overall network performance. This is particularly useful for data-intensive applications such as video streaming or large file transfers.

Secondly, the module can help to future-proof your network. As more and more devices and applications require higher bandwidth, having the ability to easily expand your network can save you time and money in the long run.

One important consideration when scaling your network with the C3850-NM-4-10G module is ensuring that your network infrastructure can support the increased bandwidth. This includes having adequate power and cooling, as well as ensuring that your network cabling and switches can handle 10 Gigabit Ethernet speeds.

In addition, it's important to consider network security when scaling your network. The additional ports provided by the module can increase the attack surface of your network, so it's important to implement appropriate security measures such as access controls, firewalls, and intrusion detection and prevention systems.

• Manufacturer: Cisco
• Part Number or SKU# C3850-NM-4-10G
• Product Line: Catalyst
• Product Name: 4 x 10GE Network Module
• Product Type: Expansion Module

• Total Number of Ports: 4
• Application/Usage: Data Networking
• Application/Usage: Optical Network
• Data Link Protocol: 10 Gigabit Ethernet
• Form Factor: Plug-in module

• Expansion Slots: 4 x SFP (mini-GBIC)/SFP+
• Expansion Slots: 4 x SFP (mini-GBIC)
• Connector Type: SFP/SFP+

• Ethernet Technology: 10 Gigabit Ethernet
• Network Technology: 10GBase-X
• Data Transfer Rate: 10 Gbps
• MTBF: 3 835 330 hours

• Cisco Catalyst 3850 Series Switches
• Cisco WS-C3850-48T Catalyst Switch
• Cisco WS C3850 48P Catalyst Switch
• Cisco WS C3850 48F Catalyst Switch
• Cisco WS C3850 48U Catalyst Switch
• Cisco WS C3850 24XU Catalyst Switch
• Cisco WS C3850 12X48U Catalyst Switch

In summary, the Cisco C3850-NM-4-10G Ethernet Network Module is a powerful addition to the Cisco Catalyst 3850 Series, offering high-speed 10 Gigabit Ethernet connectivity, scalability, and compatibility with a wide range of SFP and SFP+ modules. Its versatility and reliability make it suitable for various deployment scenarios, from data centers and campus networks to remote sites and SMEs. When properly configured and managed, this module can significantly enhance network performance and support the ever-growing demands of modern organizations. If you are looking for an upgrade to your network infrastructure, the Cisco C3850-NM-4-10G is worth considering for its advanced features and benefits.