Cross-server handoffs are signalled in-band: the originating location holds the caller, dials the receiving location with the cross-server dial string, and the two locations exchange DTMF tone sequences before the call is handed off.

Checked 2026-09-25

Vendor
Cisco
Product
Unity Connection
Subsystem
cross-server features
Deployment
on-premises
Region
not restricted
Release range
Release 15
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Unity Connection networking: source note unity-connection-networking-xs-dtmf-handoff. WarmTransfer. https://warmtransfer.net/knowledge/claims/unity-connection-networking-xs-dtmf-handoff

BibTeX

@misc{warmtransfer-claim-unity-connection-networking-xs-dtmf-handoff,
  title  = {Unity Connection networking: source note unity-connection-networking-xs-dtmf-handoff},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/unity-connection-networking-xs-dtmf-handoff},
  note   = {Source note unity-connection-networking-xs-dtmf-handoff, checked 2026-09-25}
}

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