Juniper SIB-SFF-PTX-240-S Switch Fabric Module

Usage Area

The SIB-SFF-PTX-240-S is a Switch Interface Board module designed for deployment in Juniper PTX series core routers. It is installed into PTX chassis that support SIB slots and functions as a high-performance switching component within IP/MPLS cores and service provider backbone networks. The module enables high-density 100G/400G switching and supports Segment Routing, making it suitable for building scalable, carrier-grade transport infrastructures. It operates under Junos OS or Junos Evolved and is intended for environments requiring resilient, high-throughput data plane operation.

Construction Features

• Form factor: hot-swappable switch interface module for PTX chassis
• Based on Juniper Express silicon chipset for high-throughput switching
• Designed for integration into PTX series core router backplanes
• Supports field replacement without interrupting device operation
• Engineered for carrier-class reliability in core network deployments
• Compatible with Junos OS and Junos Evolved software environments

Technical Parameters

• Product Type: router switch interface module (SIB)
• Compatibility: Juniper PTX series core router chassis
• Chipset: Juniper Express silicon
• Supported OS: Junos OS / Junos Evolved
• Switching Capability: high-density 100G/400G
• Routing Support: IP/MPLS, Segment Routing
• Hot-swap: supported

Standards & Certification

The module is designed for deployment in service provider networks compliant with industry-standard IP/MPLS and Segment Routing protocols. It adheres to Juniper’s hardware specifications for PTX chassis integration and is certified for use with Junos OS and Junos Evolved releases. Carrier-grade operational standards are met, ensuring reliable performance in core and backbone network roles.