## Cisco SG500-28MPP-K9-NA Layer 3 Switch Details ? Manufacturer: Cisco ? Part Number: SG500-28MPP-K9-NA ? Product Series: 500 ? Product Type: Layer 3 Switch ### Technical Specifications ? Total Network Ports: 26 ? Uplink Port: Yes ? Management Port: Yes ? PoE+ Ports: 24 ? Additional Network Ports: 2 ? Port/Expansion Slot Details: 2 x Gigabit Ethernet Expansion Slots 26 x Gigabit Ethernet Network Ports ? 2 x Gigabit Ethernet Expansion Slots ? 26 x Gigabit Ethernet Network Ports ? Modular Design: No ? Token Ring Port: No ? LRE Port: No ? Bypass Function: No ### Media and Performance ? Media Type: Twisted Pair ? Twisted Pair Cable Standard: Category 5 #### Performance Metrics ? Ethernet Technology: Gigabit Ethernet ? Network Technology: 10/100/1000Base-T ? Forwarding Rate (64-byte Packet Size): 41.67 Mpps ? Switching Capacity: 72 Gbps ? Stateful Throughput: 5 Gbps ? IPv4 Routes: 2048 ? IPv6 Routes: 2048 ? ACL Rules: 2048 ? MAC Address Table Capacity: 16k Entries ? Jumbo Frame Support: Up to 9216 Bytes ? Maximum Units in Stack: 8 ? Routing Protocol: Static IP Routing ### I/O Expansion Capabilities ? Total Expansion Slots: 2 ? Slot Type: SFP ? Shared SFP Slot: Yes ? Number of SFP Slots: 2 ### Memory Specifications ? Standard Memory: 128 MB ? Flash Memory: 16 MB ### Key Features ? Flow Control ? Layer 2 Switching ? Power over Ethernet (PoE) and PoE+ ? VLAN Configuration ? IGMP Snooping ? Denial of Service (DoS) Protection ? Port Mirroring ? Weighted Round Robin (WRR) Queuing ? Storm Control for Broadcast, Multicast, and Unicast ? IPv6 Compatibility ? Spanning Tree Protocol (STP) Support ? Rapid Spanning Tree Protocol (RSTP) Support ? Multiple Spanning Tree Protocol (MSTP) Support ? DHCP Snooping ? Access Control List (ACL) Support ? Quality of Service (QoS) ? RADIUS Authentication ? DHCP Server Functionality ? MLD Snooping ? Dynamic ARP Inspection (DAI) ? STP Root Guard ? Uni-directional Link Detection (UDLD) ? Link Aggregation Control Protocol (LACP) Support ? Link Layer Discovery Protocol (LLDP) Support ? DHCP Relay ? Energy Efficient Ethernet ? Dynamic VLAN Support (GVRP) ? Class of Service (CoS) ? Strict Priority (SP) ? Generic Attribute Registration Protocol (GARP) ? 8MB Packet Buffer ### Power Specifications ? PoE (RJ-45) Port: No ? Input Voltage: 110 V AC, 220 V AC ? Power Source: Internal Power Supply ### Included in the Box ? SG500-28MPP-K9-NA 28-Port Layer 3 Switch ? Power Cord ? Rack-Mount Kit and Rubber Feet ? DB-9 to RJ45 Serial Cable ? Quick Start Guide ? Pointer Card with China RoHS Compliance ? EU Directives 1999/5/EC Compliance Information ? Environmentally Friendly Certification ## Ports The Cisco SG500-28MPP-K9-NA Stackable Switch is equipped with 24 ports, making it an ideal choice for businesses that require a high number of network connections. With these ports, users can connect multiple devices to the switch, including computers, printers, servers, and more. ### Increased Connectivity The 24 ports on the Cisco SG500-28MPP-K9-NA Stackable Switch provide users with increased connectivity options. This means that users can easily connect all their devices to the network without having to worry about running out of available ports. Whether it’s a small office with a handful of devices or a larger organization with numerous workstations and servers, this switch can handle the demand. #### Flexibility and Scalability Having 24 ports allows for greater flexibility and scalability in network setups. Users can easily add or remove devices from the network without having to invest in additional hardware or reconfigure the entire network. This makes it easier for businesses to adapt to changing needs and accommodate growth without causing disruptions or downtime. ##### Improved Network Performance Each port on the Cisco SG500-28MPP-K9-NA Stackable Switch is designed to deliver fast and reliable network performance. With 24 ports, users can distribute the network load evenly across the switch, ensuring that each device connected receives sufficient bandwidth for optimal performance. This is particularly important in environments where high data transmission rates are required, such as multimedia production or data-intensive applications. ## Interfaces One standout feature of the Cisco SG500-28MPP-K9-NA Stackable Switch is its support for SFP (Small Form-Factor Pluggable) interfaces. SFP interfaces offer a range of benefits and are highly valued by users looking for flexibility and compatibility in their network infrastructure. ### Flexible Networking Options SFP interfaces allow users to choose from a variety of transceivers, including optical fiber and copper, to connect their devices. This flexibility enables businesses to tailor their network infrastructure based on specific requirements, such as distance limitations or the need for high-speed data transmission. With SFP interfaces, users can easily adapt their network to meet the demands of different applications and environments. #### Interoperability SFP interfaces are widely adopted in the industry, ensuring compatibility with a wide range of networking equipment from different vendors. This interoperability allows users to mix and match components from various manufacturers, giving them more choices when it comes to selecting the best hardware for their network. It also simplifies the process of expanding or upgrading the network as users can easily integrate new devices without worrying about compatibility issues. ##### Cost-Effective Solution SFP interfaces provide a cost-effective solution for businesses that require flexibility in their network infrastructure. Instead of investing in dedicated hardware for specific connectivity needs, users can simply swap out SFP transceivers to adapt to changing requirements. This eliminates the need for costly hardware replacements and reduces overall maintenance and upgrade expenses. ## Layer The Cisco SG500-28MPP-K9-NA Stackable Switch operates at Layer 3 of the OSI (Open Systems Interconnection) model, providing advanced routing capabilities. The Layer 3 functionality offers several benefits that are crucial for businesses in today’s complex networking environments. ### Enhanced Network Segmentation Layer 3 switches enable network segmentation by creating separate virtual LANs (VLANs) within a single physical network. This segmentation enhances network security by isolating different user groups or departments from each other, preventing unauthorized access to sensitive data or resources. It also improves network performance by reducing broadcast traffic and optimizing bandwidth usage. #### Efficient Routing Layer 3 switches can perform routing functions, allowing them to route traffic between different VLANs or subnets. This enables efficient communication between devices in different network segments, ensuring that data packets are delivered in the most optimal way. With Layer 3 capabilities, businesses can create complex network architectures that support their specific requirements, such as interconnecting multiple branch offices or implementing advanced security measures. ##### Scalability and Flexibility Layer 3 switches offer scalability and flexibility in network design. As businesses grow and their network requirements change, Layer 3 switches can easily accommodate the increased traffic and complexity. They can handle larger networks with multiple VLANs, provide support for dynamic routing protocols, and offer advanced features like Quality of Service (QoS) for prioritizing traffic based on specific criteria. This scalability and flexibility ensure that businesses can adapt their networks to meet evolving needs without compromising performance or security. ## Cabling The Cisco SG500-28MPP-K9-NA Stackable Switch supports Twisted Pair cabling, which is widely used in Ethernet networks. Twisted Pair cabling offers several benefits that make it a popular choice for businesses of all sizes. #### Compatibility Twisted Pair cabling is compatible with a wide range of networking equipment, including switches, routers, and network adapters. This compatibility ensures that businesses can easily integrate the Cisco SG500-28MPP-K9-NA Stackable Switch into their existing network infrastructure without the need for additional hardware upgrades. It also provides flexibility in terms of connecting devices from different manufacturers or using different networking technologies. ##### Reliability and Performance Despite its affordability, Twisted Pair cabling offers reliable performance in Ethernet networks. It provides good resistance to electromagnetic interference (EMI) and crosstalk, ensuring that data signals remain clear and stable. Twisted Pair cabling also supports high-speed data transmission rates, making it suitable for demanding applications that require fast and reliable connectivity.