Cisco IP Phone 7800 Series Release Notes for Firmware Release 12.0(1)

Publisher

Cisco Systems

URL

https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cuipph/7800-series/firmware/12-0-1/release_notes/pa2d_b_7800-release-notes-for-1201.html

Published

2018-08-20

Updated

unknown

Accessed

2026-10-02

HTTP status

200

License

Cisco documentation; all rights reserved; no-redistribution; short excerpts and locators only

Source notes citing this source

• A Cisco IP Phone 7800 may have trouble booting when upgraded directly from a release earlier than 11.5(1) to firmware 12.0(1). in context
• For 7800 phones on firmware earlier than 11.5(1), Cisco's two workarounds are to upgrade to 11.5(1) first and then to 12.0(1) or later, or to upgrade directly to 12.0.1ES5 or later. in context

Cite this source record

APA

WarmTransfer. (2018, August 20). Cisco IP Phone 7800 Series Release Notes for Firmware Release 12.0(1). WarmTransfer. https://warmtransfer.net/knowledge/sources/cisco-7800-relnotes-1201

BibTeX

@misc{warmtransfer-cisco-7800-relnotes-1201,
  title  = {Cisco IP Phone 7800 Series Release Notes for Firmware Release 12.0(1)},
  author = {{WarmTransfer}},
  year   = {2018},
  url    = {https://warmtransfer.net/knowledge/sources/cisco-7800-relnotes-1201},
  note   = {Cisco Systems, accessed 2026-10-02}
}