Cisco IP Phone Feature - Peer Firmware Sharing

Publisher

Cisco Systems

URL

https://www.cisco.com/c/en/us/support/docs/unified-communications/unified-communications-manager-callmanager/200615-Cisco-IP-Phone-Feature-Peer-Firmware-S.html

Published

2018-05-23

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

• PFS uses UDP broadcasts and phone-to-phone TCP child connections on port 4051. in context
• The Peer Firmware Sharing setting is taken first from the individual phone configuration, then the Common Phone Profile, then Enterprise Phone Configuration. in context
• Peer Firmware Sharing is model-specific (different phone types form separate hierarchies) and works only between phones in the same subnet. in context

Cite this source record

APA

WarmTransfer. (2018, May 23). Cisco IP Phone Feature - Peer Firmware Sharing. WarmTransfer. https://warmtransfer.net/knowledge/sources/cisco-technote-200615-peer-firmware-sharing

BibTeX

@misc{warmtransfer-cisco-technote-200615-peer-firmware-sharing,
  title  = {Cisco IP Phone Feature - Peer Firmware Sharing},
  author = {{WarmTransfer}},
  year   = {2018},
  url    = {https://warmtransfer.net/knowledge/sources/cisco-technote-200615-peer-firmware-sharing},
  note   = {Cisco Systems, accessed 2026-10-02}
}