# Class of service

> a parameter used in data and voice protocols

**Wikidata**: [Q909216](https://www.wikidata.org/wiki/Q909216)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Class_of_service)  
**Source**: https://4ort.xyz/entity/class-of-service


## References

1. Freebase Data Dumps. 2013