This is a Ciena 3903x service delivery demarcation switch AT&T 170-3903-910 with the power adapter. The switch was tested to power on only because we lack the proper service. The switch is in overall good condition with some signs of previous use. It is the Ciena 3903x service delivery demarcation switch with a power adapter only. The Ciena switch features:
- Advanced Carrier Ethernet services (Ciena SAOS)
- Flexible connectivity (fiber + copper ports)
- Zero-touch provisioning for easy deployment
- Built-in performance testing (no onsite visits needed)
- Advanced monitoring and troubleshooting (OAM tools)
- Fanless, silent, and reliable design
