Skip Content


Service Delivery Switch

Ciena’s 3931 Service Delivery Switch is a weatherproof advanced Carrier Ethernet system able to deliver Carrier Ethernet services to almost any environment without sacrificing leading-edge functionality.

Features and benefits

  1. Includes environmentally hardened and physically secure enclosure and electronics (-40°C to +70°C), enabling Carrier Ethernet service delivery to virtually any location

  2. Provides advanced Carrier Ethernet and low TCO, powered by Ciena’s Service-Aware Operating System (SAOS)

  3. Supports 2 1GbE/10GbE NNI ports to deliver exceptional capacity for bandwidth-hungry applications

  4. Supports 8 GbE UNI ports including 4 100/1000Base-X Small Form-factor Pluggable (SFP) ports and 4 RJ-45 10/100/1000 Base-TX ports

  5. Provides IEEE 1588v2* and Synchronous Ethernet* to ensure high-quality and reliable transport services for mobile backhaul and LTE

  6. Incorporates on-board RFC 2544 Performance Benchmark testing capabilities, enabling end-to-end SLA verification without a truck roll



Rock on with These Packet Networking Summer Camp On-Demand Jams

Did you miss any of Ciena’s Summer Camp “jam sessions” as part of the Packet Networki...


Data sheet

3931 Service Delivery Switch product data sheet

The 3931 incorporates a complete Operations, Administration, and Maintenance (OAM) su...


Related solutions

All solutions


4G/5G converged xHaul

Build a foundation for an agile and seamless 5G evolution with open, programmable xHa...

Learn more


Edge routing and switching

Minimize deployment and infrastructure expenses and ensure the highest levels of assu...

Learn more


Network transformation

Accelerate your network transformation with our industry-leading experts, field-prove...

Learn more