WS-X4448-GB-SFP Cisco Catalyst 4500 Gigabit Ethernet Module, 48-Port 1000X (SFP)
WS-X4448-GB-SFP Cisco Catalyst 4500 48-Port Gigabit Ethernet SFP Module
High-Density 48-Port 1G Fiber Module for Scalable Catalyst 4500 Enterprise Deployments
Upgrade your enterprise network with the Cisco WS-X4448-GB-SFP, a high-density 48-port 1000Base-X Gigabit Ethernet line card designed for Cisco Catalyst 4500 and 4500-E Series switches. Built to deliver exceptional scalability, speed, and flexibility, this fiber-based module supports a wide range of Cisco SFP transceivers including SX, LX/LH, ZX, and DWDM, making it ideal for enterprise aggregation, data center uplinks, and access layer deployments.
Featuring 24 Gbps forwarding bandwidth and a 35.7 Mpps forwarding rate, the WS-X4448-GB-SFP provides wire-speed performance for demanding Layer 2 and optional Layer 3 operations (with a compatible Supervisor Engine). With advanced capabilities such as QoS, VLAN support, link aggregation (802.3ad), and jumbo frame support up to 9216 bytes, this module ensures efficient traffic management and reliable high-performance networking.
Engineered for maximum uptime, this hot-swappable line card allows seamless installation and maintenance without disrupting operations. It integrates smoothly with Cisco IOS software, supporting advanced management via CLI, SNMP, RMON, Cisco Prime Infrastructure, and Cisco DNA Center.
Whether you’re expanding network capacity or upgrading your core infrastructure, the Cisco WS-X4448-GB-SFP delivers enterprise-grade speed, flexibility, and reliability—perfect for fiber-rich environments and mission-critical networks.
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Product Specifications – Cisco WS-X4448-GB-SFP Gigabit Ethernet Line Card
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| Specification | Details |
|---|---|
| Model Number | WS-X4448-GB-SFP |
| Product Description | 48-port 1000Base-X Gigabit Ethernet line card for Cisco Catalyst 4500 Series switches. Provides high-density, fiber-based Gigabit connectivity with support for a wide range of Cisco SFP optics, ideal for enterprise aggregation and access layer networks. |
| Ports & Interfaces | • 48 x 1 Gigabit Ethernet SFP (1000Base-X) ports • Supports Cisco SFP transceivers: SX, LX/LH, ZX, DWDM • Fully hot-swappable for easy installation and maintenance |
| Performance & Capacity | • Forwarding bandwidth: 24 Gbps per module • Forwarding rate: Up to 35.7 Mpps • Switching capacity: Dependent on installed supervisor engine • Supports wire-speed Layer 2 forwarding and optional Layer 3 (with compatible supervisor engine) |
| Feature Set & Capabilities | • IEEE 802.3z compliant 1000Base-X Gigabit Ethernet • Advanced QoS, VLAN segmentation, and security features (via supervisor engine) • Jumbo frame support up to 9216 bytes • Link aggregation (802.3ad) and per-port configuration |
| Compatibility | • Cisco Catalyst 4500 and 4500-E Series chassis • Requires Supervisor Engine (e.g., Sup II+, V, 6-E, 8-E) for operation • Cisco IOS Software for configuration and management |
| Environmental | • Operating temperature: 0°C to 40°C (32°F to 104°F) • Relative humidity: 10% to 90% (non-condensing) |
| Power Requirements | • Typical power consumption: ~50W |
| Software & Management | • Managed via Cisco IOS CLI, SNMP, RMON • Supports Cisco Prime Infrastructure and Cisco DNA Center for advanced network management • Software-dependent features include MAC address tables, security ACLs, STP, and VTP |
| Physical Design | • Form factor: Line card module for Catalyst 4500 chassis • Hot-swappable design for minimal downtime |
| Additional Highlights | • High-density fiber aggregation for scalable enterprise networks • Flexible SFP support for a variety of fiber types and distances |
FAQs for WS-X4448-GB-SFP:
Can I use different types of SFP modules in this card?
Yes, it supports a wide range of Cisco 1000Base-X SFPs, including SX, LX, ZX, and CWDM/DWDM transceivers.
Does this module support Layer 3 routing?
Not natively. Layer 3 capabilities require a compatible Supervisor Engine such as Sup V or Sup 8-E.
Is the WS-X4448-GB-SFP hot-swappable?
Yes, it can be inserted or removed while the chassis is running, assuming proper supervisory and power redundancy.
What is the maximum port speed on this module?
Each port supports 1 Gbps full-duplex through 1000Base-X SFP optics.
Which Catalyst 4500 chassis are compatible with this module?
It is compatible with most Catalyst 4500 and 4500-E Series chassis including WS-C4503-E, WS-C4506-E, WS-C4510R+E, etc.
