Source note · SIP OPTIONS pings and trunk keepalives
For a dial-peer whose destination is a server group, CUBE sets the dial-peer to BUSY only when none of the group's targets answer the OPTIONS ping.
Checked 2026-09-24
- Vendor
- Cisco
- Product
- CUBE (IOS XE)
- Subsystem
- SIP trunk monitoring
- Deployment
- on-premises
- Region
- not restricted
- Release range
- IOS XE 17.6 onwards
- Checked
- 2026-09-24
Sources
- Cisco Unified Border Element Configuration Guide - Cisco IOS XE 17.6 Onwards - SIP Trunk Monitoring — Cisco · tier 2 current vendor documentation · section 'Overview' (server group paragraph)
Cite this note
APA
WarmTransfer. (2026, September 24). SIP OPTIONS pings and trunk keepalives: source note sip-options-keepalive-cube-server-group. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-options-keepalive-cube-server-group
BibTeX
@misc{warmtransfer-claim-sip-options-keepalive-cube-server-group,
title = {SIP OPTIONS pings and trunk keepalives: source note sip-options-keepalive-cube-server-group},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-options-keepalive-cube-server-group},
note = {Source note sip-options-keepalive-cube-server-group, checked 2026-09-24}
}