Reliable Network Connectivity
The Dell PowerConnect 5548P is a managed switch with 48 Gigabit Ethernet ports and Power-over-Ethernet (PoE) capabilities. The switch is designed to provide reliable network connectivity for various applications and environments.
Reliable connectivity is achieved through several features built into the PowerConnect 5548P:
- Link Aggreg
ation: The switch supports Link Aggregation Control Protocol (LACP) and static link aggregation, allowing you to bundle multiple physical links into a single logical link to increase bandwidth and provide redundancy.
- Spanning Tree Protocol (STP): The switch supports STP, which helps prevent network loops by automatically blocking redundant paths and creating a loop-free topology.
- Quality of Service (QoS): The switch supports QoS, allowing you to prioritize traffic based on criteria such as IP address, port number, or Differentiated Services Code Point (DSCP) value, ensuring that critical applications receive the bandwidth they require.
- PoE: The switch has 48 PoE-enabled ports, providing power to connected devices, such as access points and IP phones, over Ethernet cabling, simplifying installation and reducing the need for separate power supplies.
- Management: The switch can be managed through its web interface, Command Line Interface (CLI), or Simple Network Management Protocol (SNMP), allowing you to monitor and control the switch remotely.
Scalable Network Solutions
The Dell 32YKV PowerConnect 5548P 48-Ports POE Gigabit Managed Switch is a scalable network solution designed to handle high-bandwidth data and voice traffic. It is equipped with 48 Gigabit Ethernet ports, with 44 of them providing Power over Ethernet (PoE) capabilities, making it suitable for powering network devices such as IP phones, cameras, and wireless access points.
The switch is managed, meaning it can be configured and monitored through a web interface or a command line interface. It supports advanced features such as Quality of Service (QoS), virtual LANs (VLANs), and Link Aggregation Control Protocol (LACP) for increased network efficiency and flexibility.
The switch is designed for scalable network solutions, meaning it can be expanded easily as your network grows. This is achieved through its stacking capability, allowing multiple switches to be connected together, increasing the number of available ports and providing a centralized management interface.
The PowerConnect 5548P is also energy-efficient, with features such as Energy Efficient Ethernet (EEE) to reduce power consumption when the network is idle, and automatic power shutdown for unused ports to further conserve energy.
In conclusion, the Dell 32YKV PowerConnect 5548P 48-Ports POE Gigabit Managed Switch is a robust, scalable, and energy-efficient solution for businesses looking to improve their network infrastructure.
Advanced Security Features
The Dell 32YKV PowerConnect 5548P is a 48-port POE Gigabit managed switch that offers advanced security features to protect your network from external threats and unauthorized access.
- Port Security: Port security allows administrators to assign MAC addresses to specific ports, ensuring that only authorized devices are allowed to connect to the network. This helps prevent unauthorized access, rogue devices, and MAC address spoofing attacks.
- Access Control Lists (ACLs): ACLs provide administrators with the ability to create policies that control network access and prevent unauthorized users from accessing sensitive data or systems.
- 802.1X Authentication: 802.1X authentication provides a secure method of authenticating users and devices before they are allowed to connect to the network. This helps prevent unauthorized access, such as rogue devices or man-in-the-middle attacks.
- Dynamic VLAN Assignment: Dynamic VLAN assignment enables administrators to assign VLANs dynamically based on user credentials, eliminating the need for manual configuration of VLANs. This helps simplify network management and improves security by allowing for granular access control.
- Link Aggregation Control Protocol (LACP): LACP is a protocol that provides automatic link aggregation and failover, helping to prevent network downtime and improve network resiliency.
- Spanning Tree Protocol (STP): STP is a protocol that helps prevent network loops and provides redundancy, improving network reliability and reducing downtime.
In conclusion, the advanced security features of the Dell 32YKV PowerConnect 5548P help ensure that your network is protected against unauthorized access and external threats, improving network security and reliability.
General Information about this Dell 32YKV
- Manufacturer: Dell
- Part Number or SKU# 32YKV
- 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 configuration 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 of 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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