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by Cisco
Product Line: Cisco Catalyst 4948 Series
Product Type: Ethernet Switch
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Original price $0.00 - Original price $0.00
Original price
$0.00 - $0.00
Current price $0.00
Title: Surplus

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Product Description

The WS-C4948-10GE Cisco switch features 48 10 GE ports and supports a switching capacity of 136 Gbps with a throughput of 102 Mpps. It includes a 1 RU form factor, 256 MB of SDRAM, and a 666 MHz CPU, designed for high-performance networking environments. The device offers comprehensive Layer 3 capabilities with its IP Base and Enterprise Services images, supporting protocols such as RIPv1, RIPv2, OSPF, and BGP, and provides IPv6 support in software, accommodating up to 4096 active VLANs and 55,000 MAC addresses.

FAQs for the WS-C4948-10GE

  • What port type does the switch support?
    The switch supports 10 Gigabit Ethernet (10 GE) ports.
  • How many 10 GE ports are available on this model?
    There are 48 10 Gigabit Ethernet ports.
  • Is an AC power supply included with the switch?
    No, AC power supplies are optional and not included by default.
  • Can you detail the fan tray availability?
    Fan trays are optional and can be added as needed.
  • How many dedicated console and management ports are there?
    There is 1 dedicated 10/100 console port and 1 dedicated 10/100 management port.
  • What network services does the LAN Base Image support?
    The LAN Base Image supports basic Layer 2 networking features.
  • What additional routing protocols are included in the IP Base Image?
    The IP Base Image includes RIPv1, RIPv2, static routes, and EIGRP Stub routing protocols.
  • What is the maximum number of 10 Gigabit Ethernet ports supported?
    The maximum number of supported 10 Gigabit Ethernet ports is 2.
  • Does this model support the Cisco TwinGig Converter Module?
    No, the Cisco TwinGig Converter Module is not supported.
  • What is the switching capacity and throughput of this device?
    The switching capacity is 136 Gbps, and the throughput is 102 Mpps.

Product Review

The Cisco WS-C4948-10GE switch offers a solid performance foundation with a switching capacity of 136 Gbps and a throughput of 102 Mpps, catering to high-demand networking environments. With options for basic Layer 2 or enhanced Layer 3 images, it supports a range of routing protocols, but its IPv6 support in software rather than hardware may limit future scalability. The limitation of only two 10 Gigabit Ethernet ports and the requirement for optional AC power supplies and fan tray could restrict its deployment in environments requiring extensive high-speed connectivity and redundancy.


The Cisco WS-C4948-10GE is a high-performance switch designed to meet the needs of demanding network environments. This switch provides a significant foundation for both Layer 2 and Layer 3 networking by offering a wide array of features and capabilities. With its 48 10 Gigabit Ethernet ports, it facilitates high-speed connectivity and efficient network operations. This model is particularly suitable for businesses requiring reliable, high-capacity network infrastructure. One of the key highlights of the Cisco WS-C4948-10GE is its optional AC power supplies and fan tray, allowing for enhanced reliability and operational flexibility. The switch also features one dedicated 10/100 console port and one dedicated 10/100 management port, simplifying configuration and management tasks. In terms of software, the Cisco WS-C4948-10GE comes with a LAN Base Image for basic Layer 2 support. For more advanced networking requirements, it offers an IP Base Image that includes support for RIPv1, RIPv2, static routes, and EIGRP Stub routing protocols. For environments requiring comprehensive Layer 3 functionalities, an Enterprise Services Image is available, extending support to OSPF, IS-IS, EIGRP, BGP, AppleTalk, and IPX routing protocols. The hardware specifications of the Cisco WS-C4948-10GE are tailored for high-performance environments: - Switching Capacity: 136 Gbps - Throughput: 102 Mpps - Maximum 10 Gigabit Ethernet Ports: 2 This switch supports up to two 10 Gigabit Ethernet optics for uplink connections, although it does not support the Cisco TwinGig Converter Module. The inclusion of IPv6 support in software ensures future-proofing for evolving network standards. The Cisco WS-C4948-10GE is designed to fit in a single rack unit (1 RU), optimizing space usage in data centers. Despite its compact size, it boasts a formidable switching capacity of 136 Gbps and a throughput of 102 million packets per second (Mpps), ensuring swift data transmission across the network. For memory and processing power, the switch is equipped with a 666 MHz CPU and 256 MB of SDRAM, facilitating efficient handling of networking processes. It also features a shared buffer of 16 MB, aiding in the management of data flow and reducing the risk of congestion. Network administrators will find the support for 4,096 active VLANs and up to 55,000 MAC addresses beneficial for complex network segmentation and security management. Additionally, the switch can handle 28,000 Layer 3 and 16,000 Layer 2 multicast entries, offering versatile multicast routing capabilities. The Cisco WS-C4948-10GE supports 10,000 Spanning Tree Protocol instances, allowing for extensive network redundancy and resilience configurations. This capability, combined with its high-performance hardware specifications, makes the switch a reliable backbone for critical network infrastructure. Overall, the Cisco WS-C4948-10GE switch stands out for its high-capacity networking features, flexible software options, and efficient hardware design, making it a suitable choice for businesses aiming to build or upgrade their network infrastructure to support high-speed connectivity and advanced networking functionalities.


Model NumberCisco WS-C4948-10GE
Interface Type10 Gigabit Ethernet
Total Interfaces48
AC Power OptionAvailable
Cooling Module OptionAvailable
Console Ports (10/100)1
Management Ports (10/100)1
Initial Software ConfigurationLayer 2 Basic Software
Intermediate Software ConfigurationLayer 3 Standard Software with RIPv1, RIPv2, Static Routes, and EIGRP Stub
Advanced Software ConfigurationLayer 3 Comprehensive Software, includes OSPF, IS-IS, EIGRP, BGP, AppleTalk, and IPX Routing Capabilities
Switch Performance136 Gigabits per second
Data Processing Rate102 Million packets per second
IPv6 CapabilitySupported through Software
Rack Units1 RU
Max 10GbE Ports2
TwinGig Converter CompatibilityUnsupported
10GbE Optics Type2x 10GbE Modules
Layer 3 Switching OptionsIP Base and Enterprise Services
Memory Buffer16 Megabytes
Processor Speed666 MHz
System Memory256 Megabytes
Active Virtual LANs (VLANs)4096
Layer 3 Multicast Routes28,000
Layer 2 Multicast Entries16,000
Per VLAN Spanning Tree (PVST) and VLAN IDs4096
Spanning Tree Instances10,000
MAC Address Capacity55,000

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