Documentation forVoIP & Network Quality Manager
Monitoring VoIP and network quality is a key capability of SolarWinds Observability Self-Hosted (formerly Hybrid Cloud Observability) and is available in the Essentials edition.

OIDs from the ccmPhoneExtnTable

Name OID
ccmPhoneExtnIndex 1.3.6.1.4.1.9.9.156.1.2.5.1.1
ccmPhoneExtn 1.3.6.1.4.1.9.9.156.1.2.5.1.2