# Recommendation X.140 (11/1988): General quality of service parameters for communication via public data networks

> superseded recommendation/international standard from the International Telecommunication Union

**Wikidata**: [Q27051504](https://www.wikidata.org/wiki/Q27051504)  
**Source**: https://4ort.xyz/entity/recommendation-x-140-11-1988-general-quality-of-service-parameters-for-communication-via-public-data-networks