Cisco's Unified CM one-way audio section is probably of limited direct use for a current SIP-trunk or SBC estate. Its remedies are IOS, H.323 and SCCP commands, while the SIP-era causes in this packet (SDP address, latching, hairpin deadlock) come from other documents.

inferred · Checked 2026-09-24

Vendor
Cisco
Product
Unified Communications Manager
Subsystem
documentation currency
Deployment
on-premises
Region
not restricted
Release range
Unified CM 12.5(1) guide
Status
inferred
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). One-way and no-way audio diagnosis: source note one-way-audio-cucm-guidance-predates-sip-edge. WarmTransfer. https://warmtransfer.net/knowledge/claims/one-way-audio-cucm-guidance-predates-sip-edge

BibTeX

@misc{warmtransfer-claim-one-way-audio-cucm-guidance-predates-sip-edge,
  title  = {One-way and no-way audio diagnosis: source note one-way-audio-cucm-guidance-predates-sip-edge},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/one-way-audio-cucm-guidance-predates-sip-edge},
  note   = {Source note one-way-audio-cucm-guidance-predates-sip-edge, checked 2026-09-24}
}

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