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.


  • Includes environmentally hardened and physically secure enclosure and electronics (-40°C to +70°C), enabling Carrier Ethernet service delivery to virtually any location
  • Provides advanced Carrier Ethernet and low TCO, powered by Ciena’s Service-Aware Operating System (SAOS)
  • Supports 2 1GbE/10GbE NNI ports to deliver exceptional capacity for bandwidth-hungry applications
  • 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
  • Provides IEEE 1588v2* and Synchronous Ethernet* to ensure high-quality and reliable transport services for mobile backhaul and LTE
  • Incorporates on-board RFC 2544 Performance Benchmark testing capabilities, enabling end-to-end SLA verification without a truck roll

Give us a call and speak to one of our next generation transport technology experts or browse more links to find out more about the premier products that we sell and integrate.

Contact Us

Thank you for your interest in LightRiver Technologies. We will get back to you soon.