P-2OC3-ATM-SMIR - Juniper 2-Port ATM OC-3/STM1 PIC Expansion Module for M20 / M40 /M40E

Description

The Juniper P-2OC3-ATM-SMIR is a Physical Interface Card (PIC) specifically designed to offer two OC-3/STM-1 interfaces that support Asynchronous Transfer Mode (ATM) over single-mode fiber optic cabling. OC-3 and STM-1 are telecommunications standards for synchronous optical networking, each providing a data rate of 155 Mbps. This PIC is tailored for environments where ATM is the preferred protocol for Wide Area Network (WAN) connectivity, often used in older or specialized telecommunications infrastructure. The 'SMIR' designation indicates support for single-mode fiber with intermediate reach, suitable for moderate distances. This PIC is intended for installation in Juniper M-series routers, which are known for their versatility in service provider and enterprise networking. The dual-port configuration allows for redundant connections or the provision of two separate ATM WAN links. By supporting ATM, the card enables the transmission of variable-length data packets in fixed-size cells, a characteristic of ATM technology that was popular for its quality of service (QoS) capabilities and efficient handling of mixed traffic types, including voice, video, and data. The P-2OC3-ATM-SMIR is a component for networks that require specific ATM connectivity over optical fiber. While ATM has been largely superseded by IP-based technologies in many modern networks, it remains relevant in certain legacy systems or specialized applications. This PIC allows Juniper routers to interface with existing ATM infrastructure, providing a bridge or a connection point for ATM-based services. Its single-mode fiber support ensures reliable optical transmission over the specified distances, making it a functional choice for maintaining or integrating with ATM networks.

Condition: Refurbished