Source note · SRST on Cisco IOS XE
Classic Unified SIP SRST does not support BLF speed-dial notification or call-forward synchronization, and music on hold is not supported for calls that SIP phones put on hold.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Cisco Unified SRST
- Subsystem
- sip-srst
- Deployment
- on-premises
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- Cisco Unified SRST Administration Guide (All Versions) - Cisco Unified SRST Feature Overview — Cisco Systems · tier 2 current vendor documentation · Cisco Unified SRST Feature Overview > Restrictions for Cisco Unified SIP SRST
Cite this note
APA
WarmTransfer. (2026, September 25). SRST on Cisco IOS XE: source note srst-configuration-sip-feature-gaps. WarmTransfer. https://warmtransfer.net/knowledge/claims/srst-configuration-sip-feature-gaps
BibTeX
@misc{warmtransfer-claim-srst-configuration-sip-feature-gaps,
title = {SRST on Cisco IOS XE: source note srst-configuration-sip-feature-gaps},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/srst-configuration-sip-feature-gaps},
note = {Source note srst-configuration-sip-feature-gaps, checked 2026-09-25}
}