Dell PCT5548 48-Ports Managed Switch
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PCT5548 Dell Powerconnect 5548 Managed Switch Ethernet 48 Refurbished

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Part Number#: PCT5548
List Price was: $1884.62
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Short Description:
PCT5548 Powerconnect 5548 Managed Switch Ethernet 48 Ports And 2 10-gigabit Small Form-Factor Pluggable Plus (SFP+) Ports | Made by Dell | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Multicast VLAN Registration (MVR)

Multicast VLAN Registration (MVR) is a feature in network switches that allows for the efficient distribution of multicast traffic within a Virtual Local Area Network (VLAN). Multicast traffic is a type of network traffic where a single source sends data to multiple receivers. In a VLAN environment, it is important to ensure that multicast traffic is properly confined to the appropriate VLAN to avoid network congestion and security breaches.

MVR works by creating a separate virtual interface for each VLAN, allowing for the efficient distribution of multicast traffic within the VLAN. When a switch receives multicast traffic, it uses the VLAN information to identify the virtual interface associated with the VLAN, and sends the traffic only to the receivers in that VLAN.

One of the benefits of MVR is that it can reduce network congestion caused by unnecessary forwarding of multicast traffic. In traditional multicast networking, when a switch receives multicast traffic, it broadcasts the traffic to all ports in the VLAN, even if there are no receivers for the traffic. With MVR, the switch only sends the multicast traffic to the ports that have receivers for that traffic, reducing the amount of unnecessary network traffic.

Network Access Control

Network Access Control (NAC) is a security technology used to regulate access to a computer network. The goal of NAC is to prevent unauthorized access to a network by ensuring that all devices connecting to the network comply with a set of security policies. This is done by requiring the device to meet certain security criteria before it is allowed to connect to the network.

The criteria for network access control can include:

  • Device security: Ensuring that the device is free of malware, viruses, and other security threats.
  • Device configuration: Verifying that the device is configured according to security policies.
  • User authentication: Verifying the identity of the user attempting to access the network.
  • Endpoint security: Ensuring that endpoint devices have the necessary security software installed and are updated regularly.

NAC solutions can use various technologies such as 802.1X authentication, firewalls, VPNs, and intrusion detection and prevention systems to enforce these security policies. Once a device is granted access to the network, the NAC solution continues to monitor the device to ensure that it remains in compliance with security policies.

Routing Capabilities

The PCT5548 Dell Powerconnect 5548 Switch has routing capabilities, which allow it to forward network traffic between different subnets or VLANs. Routing is an important function in a network because it enables communication between devices on different subnets, and helps to increase network efficiency and reliability.

The PCT5548 switch supports both static and dynamic routing protocols. Static routing involves manually configuring the routes in the switch, while dynamic routing protocols, such as Routing Information Protocol (RIP) and Open Shortest Path First (OSPF), dynamically exchange information between routers to determine the best routes for network traffic.

With its routing capabilities, the PCT5548 switch can act as a router and provide inter-VLAN routing, enabling communication between devices on different VLANs within the same network. This can help to improve network security by separating network traffic into different VLANs, while still allowing communication between devices on different VLANs as needed.

General Information about this Dell PCT5548

  • Manufacturer: Dell
  • Part Number or SKU# PCT5548
  • Type: Switch

Technical Information of 48-Ports Switch

  • Device Type : Switch - 48 Ports - Managed - Stackable
  • Enclosure Type : Desktop, Rack-mountable - 1u
  • Ports : 48 X 10/100/1000 + 2 X 10 Gigabit Sfp+
  • Performance : Switching Capacity : 128 Gbps Forwarding Performance : 65.47 Mpps
  • 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 : Layer 3 Switching, Layer 2 Switching, Dhcp Support, 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 Random Early Detection (wred), Sflow, Spanning Tree Protocol (stp) Support, Rapid Spanning Tree Protocol (rstp) Support, Virtual Cable Test (vct) Technology, Multiple Spanning Tree Protocol (mstp) Support, Access Control List (acl) Support, Quality Of Service (qos), Jumbo Frames Support, Ipv4 Support, Lacp Support, 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 for Ethernet Switch

  • Interfaces : 48 X 10base-t/100base-tx/1000base-t - Rj-45 2 X 10gb Ethernet - Sfp+ Usb : 1 X
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.


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30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

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In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

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