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DS21Q48NB
Product Overview
Belongs to: Networking Equipment
Category: Ethernet Switch
Use: The DS21Q48NB is designed for high-speed data switching in networking applications.
Characteristics: High port density, low latency, and advanced management features.
Package: Compact form factor with rack-mountable design.
Essence: Efficient and reliable data switching for large-scale networks.
Packaging/Quantity: Typically packaged individually, quantity varies based on customer requirements.
Specifications
- Ports: 48 x 10/100/1000 Mbps
- Switching Capacity: 176 Gbps
- Forwarding Rate: 130.95 Mpps
- Management: Web-based, CLI, SNMP
- Power Supply: Dual redundant power supplies
- Operating Temperature: 0°C to 40°C
- Dimensions: 1U height, 19-inch rack-mountable
Detailed Pin Configuration
The detailed pin configuration of the DS21Q48NB includes the layout and functionality of each port, power input, and management interfaces.
Functional Features
- High Port Density: Allows for efficient connectivity in large-scale networks.
- Advanced Management: Provides extensive control and monitoring capabilities.
- Redundant Power Supplies: Ensures continuous operation in case of power supply failure.
- Low Latency: Enables fast data transmission within the network.
Advantages and Disadvantages
Advantages: - High port density - Advanced management features - Redundant power supplies for reliability
Disadvantages: - Higher initial investment compared to lower-density switches - May require additional training for complex management features
Working Principles
The DS21Q48NB operates on the principle of packet switching, where incoming data packets are forwarded to their respective destinations based on the destination MAC address. The switch utilizes a high-speed backplane to facilitate rapid data transfer between connected devices.
Detailed Application Field Plans
The DS21Q48NB is well-suited for deployment in enterprise networks, data centers, and service provider environments where high-performance data switching is essential. Its high port density and advanced management capabilities make it ideal for handling large volumes of network traffic efficiently.
Detailed and Complete Alternative Models
- DS12Q24NB: A smaller version with 24 ports, suitable for medium-sized networks.
- DS48Q96NB: A higher capacity model with 96 ports, designed for large-scale enterprise deployments.
This comprehensive entry provides an in-depth understanding of the DS21Q48NB, covering its specifications, features, application scenarios, and alternative models.
Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de DS21Q48NB en soluciones técnicas
Sure, here are 10 common questions and answers related to the application of DS21Q48NB in technical solutions:
What is DS21Q48NB?
- DS21Q48NB is a quad E1/T1/J1 short-haul network termination unit (NTU) designed for use in various telecommunication and networking applications.
What are the key features of DS21Q48NB?
- The key features of DS21Q48NB include support for E1, T1, and J1 interfaces, clock recovery, loopback testing, and comprehensive alarm and performance monitoring capabilities.
How can DS21Q48NB be used in telecommunication networks?
- DS21Q48NB can be used to terminate and interface E1, T1, or J1 lines in telecommunication networks, providing connectivity and signal conversion between different types of circuits.
What are the typical applications of DS21Q48NB in technical solutions?
- Typical applications of DS21Q48NB include connecting PBX systems, routers, and other network equipment to E1, T1, or J1 lines, as well as providing access to traditional telecommunication services over modern IP-based networks.
Does DS21Q48NB support Ethernet connectivity?
- Yes, DS21Q48NB supports Ethernet connectivity, allowing for seamless integration into IP-based networks and enabling the transport of legacy TDM traffic over packet-switched networks.
Can DS21Q48NB be used for voice and data transmission?
- Yes, DS21Q48NB can be used for both voice and data transmission, making it suitable for a wide range of applications including VoIP gateways, data multiplexing, and legacy equipment migration.
What kind of management interfaces does DS21Q48NB offer?
- DS21Q48NB offers various management interfaces such as SNMP, Telnet, and a web-based graphical user interface (GUI) for easy configuration and monitoring.
Is DS21Q48NB suitable for use in industrial environments?
- Yes, DS21Q48NB is designed to operate reliably in harsh industrial environments, featuring wide temperature ranges and robust construction for deployment in demanding applications.
What are the power supply options for DS21Q48NB?
- DS21Q48NB can be powered using a wide range of DC input voltages, making it suitable for deployment in diverse power infrastructure scenarios.
Are there any specific compliance standards that DS21Q48NB adheres to?
- Yes, DS21Q48NB complies with various industry standards such as CE, FCC, and UL, ensuring its compatibility and safety in different regulatory environments.