Network Connectivity and Scalability
The Dell PowerConnect 5548P is a 48-port managed Gigabit Ethernet switch with Power over Ethernet (PoE) capabilities. It is designed for use in medium to large enterprise networks, providing scalable and flexible connectivity for multiple devices such as access points, IP cameras, and phones.
With its 48 Gigabit Ethernet ports and 4 SFP+ ports for fiber connectivity, the 5548P offers a high-density solution for network expansion. The switch supports IEEE 802.3af and 802.3at PoE standards, allowing power to be delivered to PoE-enabled devices over the network cables. This eliminates the need for separate electrical outlets for each device, making deployment and management of PoE devices easier.
The 5548P is managed using a web interface, and supports advanced features such as VLANs, Quality of Service (QoS), and Link Aggregation Control Protocol (LACP) for increased network reliability and performance. The switch also provides robust security features such as access control lists (ACLs) and Secure Shell (SSH) to help protect the network against unauthorized access and attacks.
In terms of scalability, the 5548P supports stacking, allowing multiple switches to be combined into a single logical unit. This enables network administrators to manage multiple switches as a single entity, making it easier to manage large networks.
Advanced Network Security and Quality of Service
The Dell 469-3420 PowerConnect 5548P 48-Ports POE Gigabit Managed Switch is a high-performance network switch designed to meet the demanding needs of today's businesses. It offers advanced network security features to help protect against cyber threats and ensure network integrity. The switch also provides a robust quality of service (QoS) capability to manage network bandwidth and prioritize critical applications for improved performance and reliability.
Advanced Network Security:
- Access Control Lists (ACLs) for traffic filtering and control
- IEEE 802.1X authentication for secure user access
- Advanced encryption technologies such as SSL, SSH, and SNMPv3 to protect management and data traffic
- Dynamic Host Configuration Protocol (DHCP) snooping to prevent rogue DHCP servers from compromising network security
- Dynamic Address Resolution Protocol (ARP) inspection to prevent ARP cache poisoning attacks
- Port security to prevent unauthorized access to the network
Quality of Service (QoS):
- Traffic prioritization based on various criteria such as port, protocol, IP address, or VLAN
- Priority queuing to ensure time-sensitive applications receive the bandwidth they need
- Class of Service (CoS) support for different types of network traffic
- Bandwidth allocation and control to prevent oversubscription and ensure adequate bandwidth for critical applications
The Dell 469-3420 PowerConnect 5548P 48-Ports POE Gigabit Managed Switch provides a high level of security and quality of service for businesses looking to protect their networks and ensure reliable performance. With its advanced features and capabilities, it is ideal for use in large enterprise networks or data centers.
Energy Efficiency and Environmental Responsibility
The Dell 469-3420 PowerConnect 5548P is a 48-port gigabit managed switch that supports PoE (Power over Ethernet) capabilities. This switch is designed to provide efficient and reliable network connectivity for small to medium-sized businesses.
Energy Efficiency: The PowerConnect 5548P is designed to reduce energy consumption and costs. It features Energy Efficient Ethernet (IEEE 802.3az) capabilities, which automatically reduces power consumption during periods of low network utilization. Additionally, the switch supports PoE, which eliminates the need for external power sources for connected devices, reducing the overall energy consumption of the network.
Environmental Responsibility: The PowerConnect 5548P is made with eco-friendly materials and manufacturing processes, reducing its carbon footprint and environmental impact. The switch is also RoHS compliant, meaning it does not contain hazardous substances that can harm the environment. Additionally, the switch has a long lifespan, reducing the need for frequent replacements and reducing the overall waste produced by the network.
In conclusion, the Dell 469-3420 PowerConnect 5548P is a highly energy-efficient and environmentally responsible switch that provides reliable and efficient network connectivity for small to medium-sized businesses. Its Energy Efficient Ethernet and PoE capabilities, eco-friendly materials and manufacturing processes, and long lifespan make it an excellent choice for companies that are committed to sustainability and energy efficiency.
General Information about this Dell 469-3420
- Manufacturer: Dell
- Part Number or SKU# 469-3420
- Device Type: Switch 48 Ports Managed Stackable
Product Information for Dell 48 Port Switch
- Enclosure Type: Desktop, Rack-Mountable 1U
- Ports: 48 X 10/100/1000 + 2 X 10 Gigabit SFP+
- Power Over Ethernet (POE): POE
- Performance: Switching Capacity: 176 GBPS Forwarding Performance : 100.2 MBPS
- Capacity: Mac Addresses: 16000 Virtual Interfaces (vlans) : 4000 Qos Hardware Queues : 8 Igmp Snooping Entries : 256 Acl : 3000 Acl Entries : 3000
- Mac Address Table Size: 16k Entries
- Remote Management Protocol: Snmp 1, Rmon, Telnet, Snmp 2c, Http, Https, Tftp, Ssh, Ssh-2, Cli
- Encryption Algorithm: Ssl 3.0
- Authentication Method : Radius, Tacacs+
- Features include Layer 3 switching, Layer 2 switching, Dhcp support, Power Over Ethernet (POE), Auto-negotiation, Bootp support, Vlan support, Auto-uplink (auto Mdi/mdi-x), Igmp Snooping, Syslog support, Port mirroring, Weighted Round Robin (wrr) Queuing, Broadcast Storm Control, Ipv6 support, Ip Address Filtering, Sntp support, Weighted Support for the Spanning Tree Protocol (STP), Support for the Rapid Spanning Tree Protocol (RSTP), Technology for Virtual Cable Testing (VCT), Support for Access Control List (ACL), Multiple Spanning Tree Protocol (mstp), and Quality of Service (qos), Support for JuMBo Frames, IPv4, Lacp, and Management Information Base (mib)
- Compliant Standards : Ieee 802.2, Ieee 802.3, Ieee 802.3u, Ieee 802.3i, Ieee 802.3z, Ieee 802.1d, Ieee 802.1q, Ieee 802.1p, Ieee 802.3x, Ieee 802.3ad (lacp), Ieee 802.1w, Ieee 802.1x, Ieee 802.3ac, Ieee 802.1ad, Ieee 802.1v
- Ram: 1 GB - Sdram
- Flash Memory : 16 MB
Expansion / Connectivity of Dell Rack-Mountable Switch
- 48 X 10base-t/100base-tx/1000base-t Rj-45b POE
- 2 X 10GB Ethernet SFP+
- Usb : 1 X
- Power Device : Power Supply - Internal
- Voltage Required : Ac 120/230 V ( 50/60 Hz )
About Refurbished Products
Different Types of Switches
Networking switches vary widely depending on the number of devices they can support, network bandwidth/speed, and form factor. Switches for small offices will have anything between 4 and 8 ports and can fit on a desk. For larger office network implementation, switches may have 24 ports, 48 ports, 96 ports, and 128 ports and are rack-mountable between 1U and 4U. Switches come in different types depending on the network speed and tasks they support. These include 40/100 Gbps, 10 Gigabit (up to 10000 Mbps), Gigabit Ethernet (up to 1000 Mbps), Power over Ethernet, and Fast Ethernet (10/100 Mbps).
The unmanaged switches offer fixed configurations on a plug-and-play basis. It is the most basic switch and there are a few choices in the market. These switches are affordable, but the basic features make them inappropriate for enterprise applications.
The number of features and level of functionality improves with managed switches, making them ideal for enterprise and business applications. These switches are built with the command-line interface for ease of configuration. Equally, they support SNMP agents that come in handy when troubleshooting network issues.
The security on managed switches is better and will protect different types of traffic. Other features include support for virtual LANs, IP routing, and quality of service settings. Managed switches are more expensive compared to all other types of switches.
Smart switches refer to switches that possess more features than those unmanaged switches but do not have the full features of managed switches. Smart switches are more cost-effective than managed switches.
Some of the limitations of the smart switches are a lack of telnet access support, Web GUIs, and a lack of many features for VLANs. They are affordable compared to a fully managed switch and are suitable for a smaller computer network.
Modular switches allow the addition of expansion modules as the network expands. The expansion modules allow for more networked devices but are application-specific. They may include wireless access points, firewalls, or network analysis tools. The flexibility of a modular networking switch comes at a higher cost.
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