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Cisco

Cisco 4OC3X-ATM-IR-SC | 4x OC-3c/STM-1c ATM, SMF IR, SC

SKU:4OC3X-ATM-IR-SC

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Description

4-port OC-3c/STM-1c ATM ISE line card with single-mode intermediate-reach optics, ideal for legacy access aggregation and metro tail circuits where ATM remains in service.

Features

- Four OC-3c ATM interfaces for compact edge aggregation
- IR SMF optics for metro and regional spans
- Comprehensive ATM/OAM toolset for operations
- Carrier-grade stability with ISE hardware

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: Does it support concatenated payloads?
A: Yes, OC-3c/STM-1c indicates concatenated payload support for ATM over SONET/SDH.

Q: Is the optic wavelength 1310 nm?
A: Yes, IR single-mode optics operate at approximately 1310 nm.

Q: Can it mix ATM and POS on ports?
A: No, ports are ATM-specific. Use appropriate line cards for POS if required.

Technical Specifications

- Ports: 4x OC-3c/STM-1c
- Line rate: 155.52 Mb/s per port
- Protocol: ATM (AAL1/AAL2/AAL5), OAM support
- Optics: Single-mode IR, 1310 nm
- Optical reach: Up to ~15 km (IR)
- Connector: SC duplex
- Card type: ISE line card
- Use case: Access aggregation, metro tails, legacy ATM services

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