Cisco Sip Stats Info Ringing Outs

1.3.6.1.4.1.9.9.152.1.2.1.4

This object reflects the total number of Ringing (180) responses sent by the user agent since system startup. A outbound Ringing response indicates that this system has processed an INVITE for a particular end user and found a possible location where that user has registered recently. The system is trying to alert the end user and is conveying that status to the system that originated the INVITE.