Source note · QoS marking and queuing for voice
RFC 4594 says CS6-marked flows from untrusted sources such as end-user devices should be dropped or re-marked at ingress to the DiffServ network.
Checked 2026-09-24
- Vendor
- IETF
- Product
- Differentiated Services
- Subsystem
- trust boundary
- Deployment
- any
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- RFC 4594: Configuration Guidelines for DiffServ Service Classes — IETF / RFC Editor · tier 1 standards and regulators · Section 3.2 (Network Control Service Class)
Cite this note
APA
WarmTransfer. (2026, September 24). QoS marking and queuing for voice: source note qos-marking-rfc4594-cs6-untrusted. WarmTransfer. https://warmtransfer.net/knowledge/claims/qos-marking-rfc4594-cs6-untrusted
BibTeX
@misc{warmtransfer-claim-qos-marking-rfc4594-cs6-untrusted,
title = {QoS marking and queuing for voice: source note qos-marking-rfc4594-cs6-untrusted},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/qos-marking-rfc4594-cs6-untrusted},
note = {Source note qos-marking-rfc4594-cs6-untrusted, checked 2026-09-24}
}