In Cisco's Unified CM configuration for Webex Calling, the SIP trunk to the Local Gateway uses port 5065 so Webex-bound traffic can be told apart from PSTN traffic (port 5060) to the same device.

Checked 2026-09-24

Vendor
Cisco
Product
Unified CM
Subsystem
interconnect
Deployment
on-premises
Region
not restricted
Release range
current as of 2026-09-24
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Unified CM and Webex Calling coexistence during a migration: source note cucm-webex-calling-coexistence-ucm-trunk-port-5065. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-webex-calling-coexistence-ucm-trunk-port-5065

BibTeX

@misc{warmtransfer-claim-cucm-webex-calling-coexistence-ucm-trunk-port-5065,
  title  = {Unified CM and Webex Calling coexistence during a migration: source note cucm-webex-calling-coexistence-ucm-trunk-port-5065},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-webex-calling-coexistence-ucm-trunk-port-5065},
  note   = {Source note cucm-webex-calling-coexistence-ucm-trunk-port-5065, checked 2026-09-24}
}

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