Source note · SIP OPTIONS pings and trunk keepalives
If an outbound proxy is configured on the dial-peer, or on a tenant associated with it, CUBE runs the keepalive session against the outbound proxy address.
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 · restrictions/notes under 'Configure SIP Out-of-Dialog OPTIONS Ping Group'
Cite this note
APA
WarmTransfer. (2026, September 24). SIP OPTIONS pings and trunk keepalives: source note sip-options-keepalive-cube-outbound-proxy. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-options-keepalive-cube-outbound-proxy
BibTeX
@misc{warmtransfer-claim-sip-options-keepalive-cube-outbound-proxy,
title = {SIP OPTIONS pings and trunk keepalives: source note sip-options-keepalive-cube-outbound-proxy},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-options-keepalive-cube-outbound-proxy},
note = {Source note sip-options-keepalive-cube-outbound-proxy, checked 2026-09-24}
}