The diagnostics that may accompany a cause are given per cause value in Table 1 and Q.850 states that diagnostic information is not available for every cause.

Checked 2026-09-15

The diagnostics applicable to each cause value are given in Table 1. Diagnostic information is not available for every cause.
Vendor
ITU-T
Product
ITU-T Recommendation Q.850
Subsystem
Cause and location
Deployment
not restricted
Region
not restricted
Release range
edition 10/2018
Checked
2026-09-15

Sources

Cite this note

APA

WarmTransfer. (2026, September 15). ITU-T Q.850 call clearing cause values: source note q850-diagnostics-are-not-available-for-every-cause. WarmTransfer. https://warmtransfer.net/knowledge/claims/q850-diagnostics-are-not-available-for-every-cause

BibTeX

@misc{warmtransfer-claim-q850-diagnostics-are-not-available-for-every-cause,
  title  = {ITU-T Q.850 call clearing cause values: source note q850-diagnostics-are-not-available-for-every-cause},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/q850-diagnostics-are-not-available-for-every-cause},
  note   = {Source note q850-diagnostics-are-not-available-for-every-cause, checked 2026-09-15}
}

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