Modn Company offers the best network switches in Saudi Arabia, providing a wide range of advanced network solutions that enhance your network performance and ensure its stability.
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High-quality networking equipment plays a vital role in ensuring the efficient operation of your organization, and network switches are essential components that contribute to improving network performance.
Network switches act as intermediaries that connect different devices, making it easier for them to exchange data. The device receives data packets, processes them, and then directs them precisely to the targeted devices within the network. For example, a switch can connect computers, printers, and servers together, ensuring smooth and efficient data flow for seamless and effective operation.
Network switches connect users, applications, and equipment across the network, enabling them to communicate and share resources efficiently. Basic switches provide connectivity between devices within a single Local Area Network (LAN), while more advanced switches can link devices across different LANs and offer security functions to protect data.
Advanced switches go beyond simply connecting LAN networks by incorporating features typically found in routers and firewalls, enhancing both network efficiency and security.
Virtual Networks and Their Role in Performance Improvement
Virtual networks are among the most important features provided by advanced switches, allowing for the separation of groups of network systems based on administrator settings. This technology enables the connection of a large number of systems within one physical network while ensuring secure isolation between them. Types of virtual networks include:
Virtual Private Networks (VPNs): Used to secure online connections.
Virtual Local Area Networks (VLANs): Used to separate different departments within a local network.
EVPN-VXLANs: Widely used in medium and large networks to provide flexible expansion and improved performance.
Modern Network Architecture and Spine-Leaf Technology
Modern network architecture relies on the Spine-Leaf model, which uses high-speed, high-port-density switches to connect tens of thousands of devices in a single physical network.
Leaf Switches: Aggregate traffic from servers and connect directly to spine switches.
Spine Switches: Manage the main data flow between different parts of the network.
Network switches rely on several methods to connect devices, including the following communication mediums:
Wireless (e.g., Wi-Fi): Uses radio frequencies to transmit data.
Electrical (e.g., Ethernet RJ-45): Relies on copper cables to transmit electrical signals.
Optical: Uses fiber-optic cables to transmit data via light.
These mediums transmit data between IT devices by sending a series of binary digits (1s and 0s), which are interpreted by network protocols and converted into data packets.
Data Processing Mechanism within the Network
The process of sending data across the network involves breaking it down into data packets, each of which consists of:
Packet Header: Contains source and destination information, allowing for accurate packet routing.
Data Payload: Contains the exchanged information between devices.
Each device in the network has a unique address that is used to direct the packets to it accurately, with switches processing these packets to ensure they reach the intended destination.
Packet Routing and Data Flows
Data flows consist of a series of packets exchanged between two or more devices and are considered independent conversations between connected devices. Switches read the addresses in the packet headers and route them to the specified destination based on lookup tables.
Role of Lookup Tables (LUTs)
Switches maintain lookup tables (LUTs), which contain a list of available addresses and associated ports. It can use paths if the switch is unsure of the destination address. These routing tables are used to send packets through switches or intermediary routers to their final destination.
Practical Example of How Network Switches Work
When using a smartphone to connect to a home Wi-Fi network to access a webpage, the following steps occur:
The phone connects to the wireless access point (AP).
The AP uses an integrated Ethernet RJ-45 switch to connect to the router.
The router sends the data to the internet via the ISP.
5 Gigabit RJ45 Ports
4 PoE+ Ports
Green Technology for Reduced Power Consumption
LED Indicators
Quality of Service (QoS) Support
8 Gigabit Ethernet Ports
8 PoE+ Ports
Green Technology for Reduced Power Consumption
LED Indicators
16 Gigabit Ports
8 PoE Ports
Switching Capacity up to 32Gbps
Jumbo Frame Support up to 10KB
8 Gigabit Ethernet Ports and 2 SFP Ports
Dynamic PoE+/PoE Power Allocation per Port
Support for IPv6 and IPv4 Networks
Integrated QoS Technology
16 Gigabit Ethernet Ports and 4 SFP Ports
Dynamic PoE+/PoE Power Allocation per Port
Support for IPv6 and IPv4 Networks
Integrated QoS Technology
24 Gigabit Ethernet Ports and 4 SFP Ports
Dynamic PoE+/PoE Power Allocation per Port
Support for IPv6 and IPv4 Networks
Integrated QoS Technology
48 Gigabit Ethernet Ports and 6 PoE+ SFP Ports
Dynamic PoE+/PoE Power Allocation per Port
Support for IPv6 and IPv4 Networks
Integrated QoS Technology
8 Gigabit Ethernet Ports
8 VLAN Networks
Low Power Consumption of 3.3W
Switching Capacity of 16Gbp
8 +GbE PoE/PoE Ports
2 +GbE SFP Ports
Layer+ 2
Power Rate of 140W
24 Gigabit PoE+/PoE Ports
4 Fiber +SFP Ports at 10G Speed
L2+ Managed
Switching Capacity of 128Gbps
Power Capacity of 400W
16 PoE++/PoE+/PoE Ports at 2.5G Speed
4 Fiber Ports
Advanced L2 Management
Switching Capacity of 160G
Power Rate of 400W
2 WAN Ports at 950 Mbps
50 VPN LAN-to-LAN Tunnels
25 VPN Tunnels
5+1 RJ-45 Gigabit LAN Ports
Dual-Band Wi-Fi 6 AX3000
5 Gigabit Ports
4 PoE+ Ports
Power Rate of 54W
Switching Capacity of 10Gbps
6 Gigabit Ports, 4 PoE+ Ports
Switching Capacity of 12Gbps
Data Transmission Range up to 250 meters
9 Gigabit Ports
8 PoE+ Ports (120W)
Data Transmission Range up to 250 meters
Switching Capacity of 18Gbps
10 Gigabit Ports
8 PoE+ Ports
1 Combo Port
16 Gigabit Ports
Switching Capacity of 32Gbps
16 VLAN Networks
Layer2
18 Gigabit Ports (16 PoE+ Ports)
PoE Power Rate up to 240W
Switching Capacity of 36Gbps
20 Gigabit Ports
16 PoE+ Ports
2 RJ45 Ports
2 SFP Ports
26 Gigabit Ports
24 PoE+ Ports
PoE Power up to 370W
Switching Capacity of 52Gbps
28 Gigabit Ports
24 PoE+ Ports for Power over Ethernet
2 RJ45 Ports
2 SFP Ports
24 Gigabit Ethernet Ports
4 SFP Ports
Layer 2 Managed Switch
Auto-Detection of IP Cameras
48 Gigabit Ethernet +PoE Ports
4 SFP Ports
+PoE Support at 30W per Port
Switching Capacity of 104Gbps
Network switches enable safe and effective network expansion, thanks to their ability to manage millions of MAC addresses, provide high performance, advanced security, and smart routing capabilities.
They help connect multiple locations, such as universities and data centers, within a unified network, supporting advanced technologies like EVPN-VXLAN that simplify large network management and enhance integration with routers and firewalls, offering flexibility and operational efficiency.
The main functions of switches can be divided into two areas:
Packet Forwarding: They efficiently manage the exchange of data packets between devices connected within the network.
Layer Management: Switches handle Layer 2 management (Ethernet frames) and may even include Layer 3 functions for routing.