In Unified CM, SIP OPTIONS Ping is turned on in the SIP Profile attached to a SIP trunk. Every node running the trunk's SIP daemon then periodically sends OPTIONS to each of the trunk's destination IP addresses.

Checked 2026-09-24

Vendor
Cisco
Product
Unified Communications Manager
Subsystem
SIP trunk
Deployment
on-premises
Region
not restricted
Release range
documented for 8.6(1); later releases not verified here
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). SIP OPTIONS pings and trunk keepalives: source note sip-options-keepalive-cucm-profile-enable. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-options-keepalive-cucm-profile-enable

BibTeX

@misc{warmtransfer-claim-sip-options-keepalive-cucm-profile-enable,
  title  = {SIP OPTIONS pings and trunk keepalives: source note sip-options-keepalive-cucm-profile-enable},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/sip-options-keepalive-cucm-profile-enable},
  note   = {Source note sip-options-keepalive-cucm-profile-enable, checked 2026-09-24}
}

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