During a call in which the endpoints use different voice codecs, Unified CM invokes a transcoder into the media path.

Checked 2026-09-30

During a call when the endpoints use different voice codecs, the Cisco Unified Communications Manager invokes a transcoder into the media path.
Vendor
Cisco
Product
Unified Communications Manager
Subsystem
transcoder
Deployment
on-premises
Region
not restricted
Release range
Release 15 and SUs as of 2026-09-30
Checked
2026-09-30

Sources

Cite this note

APA

WarmTransfer. (2026, September 30). Troubleshooting Unified CM media resource allocation failures: source note cucm-media-resource-failures-xcode-invoked-codec-diff. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-media-resource-failures-xcode-invoked-codec-diff

BibTeX

@misc{warmtransfer-claim-cucm-media-resource-failures-xcode-invoked-codec-diff,
  title  = {Troubleshooting Unified CM media resource allocation failures: source note cucm-media-resource-failures-xcode-invoked-codec-diff},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-media-resource-failures-xcode-invoked-codec-diff},
  note   = {Source note cucm-media-resource-failures-xcode-invoked-codec-diff, checked 2026-09-30}
}

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