Computer Networks and components

The ZyXEL GS1920-48V2-EU0101F switch is a managed smart network device designed for professional environments requiring efficient and reliable connectivity. This switch features a total of 48 high-speed Ethernet LAN ports and 4 SFP ports for fiber optic connections, enabling integration into advanced infrastructures and ensuring high network flexibility. Its architecture supports rack or cabinet mounting, adapting to various physical setups and optimizing space in telecom rooms or data centers. It has internal memory including 256 MB RAM and 32 MB flash memory , ensuring agile packet handling and efficient traffic management. The switching capacity reaches 100 Gbps , with a forwarding rate of 74 Mpps , allowing fast data processing, while its 1.5 MB packet buffer helps prevent losses during heavy traffic. Its MAC address table can hold up to 16,000 entries , facilitating management of complex networks with many connected devices. This model operates on power input ranging from 100 to 240 V AC at 50/60 Hz and has a maximum consumption of 36.9 watts , making it an energy-efficient choice. Its compact dimensions of 440 x 200 x 44.5 mm and weight of 2.8 kg ensure easy installation without compromising durability. Overall, the ZyXEL GS1920-48V2 is a versatile and robust solution for professionals seeking a high-performance managed switch, ideal for business installations demanding reliability and flexible network traffic management. Width: 44 cm Product with plug: Yes Type of plug: Plug EU Connections: SFP x 4 Ethernet LAN Type: Switch Colour: Black Voltage: 100-240 V 220 V 100 - 240 V Frequency: 50-60 Hz 50 - 60 Hz Certificate: RoHS Noise level: 26 dB Internal Memory: 256 MB 32 GB Connectivity: Bluetooth Holder: Multi-support Power supply: CA cable Number of slots: 2 Ports: 48 Characteristics: LED in operation indicator Data protection/Password Approx. temperature: -40º / 70º Safety: IGMP Accuracy (relative humidity): 10 % - 95 %

Product with plug: Yes Type of plug: Plug EU Ports: 8 10 Type: Switch Colour: Black Connections: RJ45 8 2 Ethernet LAN SFP rj45 x 8 Voltage: 100-240 V 100 - 240 V Frequency: 50-60 Hz 50 - 60 Hz Certificate: RoHS Material: Copper Characteristics: Wall mounting LED in operation indicator Data protection/Password Internal Memory: 256 MB 32 GB Holder: Multi-support Power supply: CA cable Power: 130 W Weight: 1,9 Kg Approx. temperature: -40º / 70º Safety: IGMP Accuracy (relative humidity): 10 % - 95 %

The ZyXEL GS192024HPV2-EU0101F switch is a professional network device designed for corporate and high-demand environments requiring efficient and flexible data traffic management. This model stands out in the managed switches category by offering a total of 28 ports , of which 24 are 100/1000 Mbps Ethernet ports with PoE (Power over Ethernet) capability, providing a maximum total power of 375 W to power connected devices without external sources, and 4 Gigabit Combo RJ-45/SFP ports that offer versatility for fiber optic links or faster, more reliable connections. Its black metal chassis with compact dimensions of 441 x 270 x 44 mm and a weight of 3.8 kg facilitates rack mounting, including the power kit and cable for easy installation. Regarding performance, it has a switching capacity of up to 56 Gbps and a forwarding rate of 42 Mpps , ensuring efficient data transmission without bottlenecks. Its built-in memory includes 256 MB RAM and 32 MB flash storage , enough to manage MAC tables of up to 16,000 addresses and maintain network integrity with 1.5 MB packet buffers, minimizing losses and enhancing data security. It supports an operating temperature range from 0 to 50 ºC and humidity between 10 and 90% non-condensing, ensuring reliability in various environments, with an MTBF of approximately 638,700 hours indicating high durability and resilience. Maximum power consumption reaches 463.5 W , reflecting energy efficiency for its category. This ZyXEL switch represents a robust and versatile solution for enterprise networks requiring high speed, extensive PoE support, and flexible connection options, ideal for integrating voice, video, and data systems in complex infrastructures. Product with plug: Yes Type of plug: Plug EU Connections: SFP x 4 RJ45 RJ45 x 24 Ethernet LAN Ports: 24 Type: Switch Colour: Black Voltage: 100-240 V 24 V 100 - 240 V Frequency: 50-60 Hz 50 - 60 Hz Certificate: RoHS Material: Metal Internal Memory: 256 MB 32 GB Holder: Multi-support Power supply: CA cable Screen: 24" Characteristics: LED in operation indicator Data protection/Password Ports PoE: 375 W Weight: 2,1 Kg Approx. temperature: -40º / 70º Safety: IGMP Accuracy (relative humidity): 10 % - 95 % RAM Memory: 2 GB

The ZyXEL GS192048HPV2-EU0101F is a high-performance managed switch designed specifically for business networks requiring flexibility, robustness, and advanced data traffic management. Its metal construction and black finish ensure durability and discreet integration into professional environments. This model stands out for its extensive connectivity, featuring 44 Gigabit RJ45 Ethernet ports (10/100/1000) , allowing simultaneous connection of numerous network devices and supporting high-speed data transfers. It also includes 4 dedicated SFP ports for optical links, facilitating expansion and integration into complex network infrastructures, thus enhancing system scalability and flexibility. The switch supports advanced networking technologies through standards such as IEEE 802.1Q, 802.1p, and 802.1x, enabling efficient traffic management and advanced network segmentation security. It features Power over Ethernet (PoE) capabilities, supplying power to compatible devices directly via the network cable, simplifying the installation of IP cameras, wireless access points, and VoIP phones. With a MAC address table of up to 16,000 entries and a switching capacity of 100 Gbit/s , the GS192048HPV2-EU0101F is a powerful solution for demanding network architectures, ensuring smooth traffic flow and reliable communications. The device is equipped with 256 MB RAM and 32 GB internal storage , supporting simultaneous task processing and advanced configuration management. It includes multi-mount support for easy rack installation and a power cable (AC) for immediate setup. This managed switch from ZyXEL perfectly balances connectivity, intelligent management, and robustness, making it ideal for professional networks that require stability and advanced control. Product with plug: Yes Type of plug: Plug EU Connections: SFP x 4 Ethernet LAN Ports: 48 Type: Switch Colour: Black Voltage: 100-240 V 100 - 240 V Frequency: 50-60 Hz 50 - 60 Hz Certificate: RoHS Noise level: 26,5 dB Material: Metal Internal Memory: 256 MB 32 GB Holder: Multi-support Power supply: CA cable Number of slots: 2 Ports PoE: 375 W Characteristics: Data protection/Password Approx. temperature: -40º / 70º Safety: IGMP Accuracy (relative humidity): 10 % - 95 %

The ZyXEL GS2220-28-EU0101F is a high-performance managed switch designed for professional environments that require reliable and flexible connectivity in enterprise and campus networks. This model, finished in black and built with sturdy metal materials, features a Layer 2 architecture that enables advanced network traffic management, data prioritization, and efficient security policies. It includes 24 Gigabit Ethernet RJ45 ports for high-speed wired connections, complemented by 4 SFP ports that support fiber optic links and versatile expansions, totaling 28 ports to accommodate mixed copper and fiber installations. With a switching capacity of 56 Gbit/s , it ensures smooth transmission of large data volumes without bottlenecks, while the 16,000-entry MAC address table allows efficient handling of multiple devices on the network. The switch is equipped with 256 MB internal memory and 32 GB storage , optimizing the execution of multiple functions and complex configurations in demanding network environments. Compliance with standards such as IEEE 802.1Q for VLAN, 802.1p for quality of service, and other advanced protocols ensures interoperability and flexibility in modern infrastructures. Additionally, its design supports rack mounting , allowing for easy and organized integration in technical rooms or communication cabinets. Aimed at environments where centralized management, security, and scalability are priorities, the ZyXEL GS2220-28-EU0101F stands out as a robust and versatile solution for efficient enterprise network administration. Connections: RJ45 SFP x 4 RJ45 x 24 Ethernet LAN USB x 3 Product with plug: Yes Type of plug: Plug EU Type: Switch Colour: Black Voltage: 100-240 V 220 V 100 - 240 V Frequency: 50-60 Hz Material: Metal Copper Internal Memory: 256 MB 32 GB Holder: Multi-support Power supply: CA cable Ports: 28 Screen: 24" AC input frequency: 50-60 Hz Weight: 2,2 kg Approx. temperature: -40º / 70º Safety: IGMP Accuracy (relative humidity): 10 % - 95 % RAM Memory: 2 GB

Connections: RJ45 SFP x 4 RJ45 x 24 PoE x 1 Ethernet LAN Product with plug: Yes Type of plug: Plug EU Ports: 24 Type: Switch Colour: Black Voltage: 100-240 V 100 - 240 V Frequency: 50-60 Hz Material: Copper Internal Memory: 256 MB 32 GB Holder: Multi-support Power supply: CA cable Screen: 24" AC input frequency: 50-60 Hz Ports PoE: 375 W Approx. temperature: -40º / 70º Safety: IGMP Accuracy (relative humidity): 10 % - 95 % RAM Memory: 2 GB