Enable this option to allow the SBC to append a RegInfo value to the user part of the Contact header of a REGISTER request to uniquely identify the registering subscriber. If the subscriber registers from multiple devices using the same phone number, the SBC will use this value in subsequent routing to identify the correct subscriber instance..
% set addressContext <name> zone <name> sipTrunkGroup <name> signaling embeddedRegInfoinUserPart <disabled | enabled>