SIP_RQF_OvlRCs=ARFM0009I: Response code {0} will be used to reject SIP/TCP messages, and code {1} will be used to reject SIP/UDP messages, due to overload.
Explanation
The indicated response code is used when a SIP message is rejected due to overload protection.
User response
Informational message only; different codes can be configured by setting the sip.overload.error and sipu.overload.error custom properties of the On-Demand Router.