Name: Gigabit Ethernet Line Card
Brand: Cisco
Availability: InStock

Cisco 800-03955-03 Gigabit Ethernet Line Card

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In Stock: 6
Manufacturer: Cisco
Model or Part: 800-03955-03
Condition: Refurbished
Weight: 1.00lb

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Item Condition

New - Sealed or Open Box Condition
Excellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Description

Overview

The Cisco Gigabit Ethernet Line Card (part number 800-03955-03) delivers high-performance, low-latency connectivity for modern data centre and campus networks. Designed to fit seamlessly into compatible Cisco chassis, this line card provides reliable gigabit Ethernet ports that support both copper and fiber media, enabling flexible deployment across a wide range of networking environments.

Key Features

Up to 48 full-duplex Gigabit Ethernet interfaces per card
Support for IEEE 802.3ab (1000BASE-T) and IEEE 802.3z (1000BASE-X)
Hot-swap capability for zero-downtime upgrades and maintenance
Advanced traffic management with QoS, rate limiting and port based security
Energy efficient design that reduces power consumption per port
Built-in diagnostics and LED status indicators for rapid troubleshooting

Technical Specifications

Model / Part Number: 800-03955-03
Form factor: Standard Cisco line card module
Port type: RJ45 (copper) and SFP (fiber) slots
Throughput: Up to 48 Gbps aggregate per card
Operating temperature: 0 to 40 degrees Celsius
Power draw: Approximately 30 watts typical, 35 watts maximum
Supported protocols: IPv4, IPv6, L2/L3 switching, spanning tree, link aggregation
Management interface: CLI and SNMPv2/v3 compatible

Typical Applications

Enterprise campus core and distribution layers requiring scalable gigabit access
Data centre top-of-rack switches where high port density is essential
Service provider aggregation points that need robust QoS and security features
Industrial networks that demand reliable operation in harsh temperature ranges
Campus Wi-Fi backhaul connections supporting high-capacity wireless access points

This Cisco Gigabit Ethernet Line Card combines performance, reliability and ease of management to help you build a future-ready network infrastructure.