When upgrading 6800 Series firmware, the base station is upgraded first and handsets are upgraded after the base station upgrade completes.

Checked 2026-09-24

You upgrade the base station first and then upgrade the handsets after the base station upgrade completes.
Vendor
Cisco
Product
Cisco IP DECT 6800 Series
Subsystem
firmware
Deployment
on-premises-hardware
Region
not restricted
Release range
firmware 5.1(3)SR1
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). DECT and wireless voice devices: source note dect-wireless-voice-upgrade-order. WarmTransfer. https://warmtransfer.net/knowledge/claims/dect-wireless-voice-upgrade-order

BibTeX

@misc{warmtransfer-claim-dect-wireless-voice-upgrade-order,
  title  = {DECT and wireless voice devices: source note dect-wireless-voice-upgrade-order},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/dect-wireless-voice-upgrade-order},
  note   = {Source note dect-wireless-voice-upgrade-order, checked 2026-09-24}
}

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