Overview of Cisco N3K-C3548P-XL ### Manufacturer Details ? Brand: Cisco ? Part Number / SKU: N3K-C3548P-XL ? Series: 3000 ? Type: Layer 3 Managed Switch ### Technical Specifications #### Switching Technology ? Ethernet Technology: 10 Gigabit Ethernet ? Network Technology: 10GBase-X ? Port Count: 48 Ports ? Form Factor: Rack-mountable 1U ? Expansion Slot Type: SFP+ #### Performance Metrics ? Switching Capacity: 960 Gbps ? Forwarding Performance: 720 Mpps ### Management & Protocols #### Manageability ? Manageable: Yes ? Rapid Spanning Tree Protocol Instances: 512 ? Multiple Spanning Tree Protocol Instances: 64 #### Remote Management Protocols ? SNMP 1, SNMP 2, SNMP 3 ? RMON ? Telnet ? SSH-2 ? CLI #### Routing Protocols ? OSPF ? RIP-2 ? BGP ? EIGRP ? IGMPv2 ? HSRP ? VRRP ? OSPFv2 ? PIM-SM ? Static IP Routing ? IGMPv3 ? PIM-SSM ? MSDP ### Power Specifications #### Power Supply ? Internal Power Supply: Hot-plug ? Installed Quantity: 2 ? Maximum Supported Quantity: 2 ? Power Redundancy: Yes ? Redundancy Scheme: 1+1 ? Power Output: 400 Watts ? Voltage Requirement: AC 120/230 V (50/60 Hz) ### Capacity & Storage ? Virtual Interfaces (VLANs): 4096 ? ACL Entries: 4096 ? IPv4 Routes (Multicast): 24000 ? Host Table Entries (IPv4): 64000 ? MAC Address Table Size: 64K entries ? Jumbo Frame Support: 9216 bytes ### Environmental Conditions #### Operating Conditions ? Minimum Operating Temperature: 32 ?F ? Maximum Operating Temperature: 104 ?F ? Operating Humidity Range: 10 ? 85% (non-condensing) #### Storage Conditions ? Minimum Storage Temperature: -40 ?F ? Maximum Storage Temperature: 158 ?F ? Storage Humidity Range: 5 ? 95% (non-condensing) ### Dimensions & Weight ? Height: 1.7 Inch ? Width: 17.3 Inch ? Depth: 18.4 Inch ? Weight: 17.42 lbs ### Compliance Standards ? CISPR 22 Class A ? BSMI CNS 13438 Class A ? CISPR 24 ? EN 61000-3-2 ? VCCI Class A ITE ? EN 61000-3-3 ? EN55024 ? EN55022 Class A ? AS/NZS 60950-1 ? ICES-003 Class A ? FCC CFR47 Part 15 ? EN300-386 ? UL 60950-1 Second Edition ? RoHS ? GB 4943 ? CSA C22.2 No. 60950-1 Second Edition ? EN 60950-1 Second Edition ? IEC 60950-1 Second Edition ## Ports The Cisco N3K-C3548P-XL Managed Switch is equipped with a total of 48 ports, making it an ideal choice for businesses and organizations that require a high-density switch to handle multiple network connections. These ports offer numerous benefits and play a crucial role in ensuring seamless connectivity and efficient data transfer within the network infrastructure. ### Increased Connectivity With its 48 ports, this managed switch provides users with the ability to connect a large number of devices simultaneously. Whether it’s computers, servers, printers, or other networking equipment, the Cisco N3K-C3548P-XL ensures that there are ample ports available to accommodate the diverse connectivity needs of modern businesses. This increased connectivity allows for the expansion and growth of the network infrastructure without compromising performance or efficiency. ### Flexibility in Network Design The availability of 48 ports on the Cisco N3K-C3548P-XL enables network administrators to design and implement complex network topologies with ease. It provides the flexibility to create VLANs (Virtual Local Area Networks), which help segregate and manage network traffic efficiently. By utilizing VLANs, businesses can isolate specific types of traffic, such as voice or video data, to ensure optimal performance and security. Furthermore, the switch supports link aggregation, allowing multiple ports to be combined into a single logical link. This feature enhances network redundancy and increases throughput by load balancing traffic across multiple physical links. With 48 ports at their disposal, users can create aggregated links to support high-bandwidth applications or connect to other switches for seamless scalability. ### Improved Network Performance A key benefit of having 48 ports on the Cisco N3K-C3548P-XL is the potential for improved network performance. With more ports available, network congestion is minimized as devices can be connected directly to the switch. This reduces the need for additional network devices such as hubs or intermediate switches, which can introduce latency and decrease overall network efficiency. Additionally, the switch supports advanced features like Quality of Service (QoS) and multicast routing. QoS ensures that critical applications receive priority over less important traffic, guaranteeing a consistent level of service for time-sensitive applications such as voice or video conferencing. Multicast routing enables efficient distribution of multicast traffic, reducing network bandwidth consumption and improving overall performance. ### Power over Ethernet (PoE) Support The Cisco N3K-C3548P-XL Managed Switch also offers Power over Ethernet (PoE) support on all its 48 ports. PoE technology allows network devices to receive power over the Ethernet cable, eliminating the need for separate power cables or nearby power outlets. This feature is particularly beneficial for devices such as IP phones, wireless access points, and security cameras, as it simplifies installation, reduces clutter, and provides greater flexibility in device placement. By leveraging PoE, businesses can deploy these devices in locations where power outlets are scarce or inaccessible. It also eliminates the hassle of managing multiple power sources and ensures uninterrupted operation during power outages by leveraging backup power supplies connected to the switch. #### Efficient Power Management The Cisco N3K-C3548P-XL incorporates advanced power management capabilities to optimize energy usage. It supports features like Energy Efficient Ethernet (EEE), which reduces power consumption during periods of low network activity. EEE automatically detects idle links and puts them into a low-power state, resulting in significant energy savings without compromising performance. Moreover, the switch allows for fine-grained control over power allocation to individual ports through Power over Ethernet Plus (PoE+). Administrators can prioritize power delivery to critical devices or limit power for non-essential devices, ensuring efficient utilization of available power resources. #### Enhanced Network Security The 48 ports on the Cisco N3K-C3548P-XL contribute to bolstering network security by providing dedicated connections for different devices and user groups. By separating devices into different VLANs, businesses can isolate sensitive data and prevent unauthorized access. This helps protect against potential security breaches, as it creates logical boundaries within the network infrastructure. Additionally, the switch supports advanced security features like 802.1X authentication and Access Control Lists (ACLs). 802.1X authentication ensures that only authorized devices can connect to the network, preventing unauthorized access and potential threats. ACLs provide granular control over traffic flow, allowing administrators to define specific rules to block or permit traffic based on criteria such as IP addresses, protocols, or port numbers. ##### Simplified Network Management The Cisco N3K-C3548P-XL Managed Switch offers a range of management options to simplify network administration. It can be easily configured and monitored through a web-based graphical user interface (GUI) or command-line interface (CLI). The switch also supports Simple Network Management Protocol (SNMP), making it compatible with various network management systems for centralized monitoring and control. Furthermore, Cisco’s Nexus Operating System (NX-OS) provides a robust set of features for efficient network management. It offers features like Virtual Device Contexts (VDCs), which allow administrators to logically partition the switch into multiple virtual switches, each with separate configurations and policies. This simplifies network management, facilitates troubleshooting, and enhances overall network reliability. In conclusion, the Cisco N3K-C3548P-XL Managed Switch’s 48 ports offer numerous benefits for users seeking increased connectivity, flexibility in network design, improved performance, PoE support, efficient power management, enhanced security, and simplified network management. With its comprehensive feature set and high port density, this switch is an excellent choice for businesses and organizations looking to build a robust and scalable network infrastructure.