Source note · Early media and ringback behavior
Webex Contact Center's SIP interoperability guidelines list SIP Delayed Offer as Supported.
Checked 2026-09-24
- Vendor
- Cisco
- Product
- Webex Contact Center
- Subsystem
- voice channel PSTN SIP interop
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- Set up voice channels for Webex Contact Center — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · Set up voice channels for Webex Contact Center > SIP interoperability guidelines
Cite this note
APA
WarmTransfer. (2026, September 24). Early media and ringback behavior: source note early-media-ringback-wxcc-delayed-offer. WarmTransfer. https://warmtransfer.net/knowledge/claims/early-media-ringback-wxcc-delayed-offer
BibTeX
@misc{warmtransfer-claim-early-media-ringback-wxcc-delayed-offer,
title = {Early media and ringback behavior: source note early-media-ringback-wxcc-delayed-offer},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/early-media-ringback-wxcc-delayed-offer},
note = {Source note early-media-ringback-wxcc-delayed-offer, checked 2026-09-24}
}