# symmetric digital subscriber line

> DSL transmitting digital data over telephone network copper wires, where downstream bandwidth (network → subscriber) equals upstream bandwidth (subscriber → network)

**Wikidata**: [Q1079349](https://www.wikidata.org/wiki/Q1079349)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Symmetric_digital_subscriber_line)  
**Source**: https://4ort.xyz/entity/symmetric-digital-subscriber-line


## References

1. Freebase Data Dumps. 2013