A Webex Calling user voicemail greeting upload must be a WAV file of 8 kHz, 8-bit mono CCITT u-law, at most 2 MB.

Checked 2026-09-30

The audio (WAV) file must be 8Khz, 8-bit mono, CCITT µ-law, 2MB max, .wav file format.
Vendor
Cisco
Product
Webex Calling
Subsystem
voicemail
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-30
Checked
2026-09-30

Sources

Cite this note

APA

WarmTransfer. (2026, September 30). Avaya Aura to Webex Calling: source note avaya-aura-to-webex-calling-vm-greeting-format. WarmTransfer. https://warmtransfer.net/knowledge/claims/avaya-aura-to-webex-calling-vm-greeting-format

BibTeX

@misc{warmtransfer-claim-avaya-aura-to-webex-calling-vm-greeting-format,
  title  = {Avaya Aura to Webex Calling: source note avaya-aura-to-webex-calling-vm-greeting-format},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/avaya-aura-to-webex-calling-vm-greeting-format},
  note   = {Source note avaya-aura-to-webex-calling-vm-greeting-format, checked 2026-09-30}
}

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