SIP OPTIONS ping is turned on in the SIP profile applied to the trunk (Device > Device Settings > SIP Profile), and it is what lets Unified CM report trunk status.

Checked 2026-09-25

Vendor
Cisco
Product
Unified Communications Manager
Subsystem
SIP trunk monitoring
Deployment
on-premises
Region
not restricted
Release range
not stated; 2019 tech note
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Unified CM intercluster trunks: source note cucm-intercluster-trunks-options-ping-sip-profile. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-intercluster-trunks-options-ping-sip-profile

BibTeX

@misc{warmtransfer-claim-cucm-intercluster-trunks-options-ping-sip-profile,
  title  = {Unified CM intercluster trunks: source note cucm-intercluster-trunks-options-ping-sip-profile},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-intercluster-trunks-options-ping-sip-profile},
  note   = {Source note cucm-intercluster-trunks-options-ping-sip-profile, checked 2026-09-25}
}

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