SIP Register's transport protocol list

Hello all,

This question is over an SBC cluster operating over an Access-Backbone topology which acts as probe for a EOM-ME. Our customer has different SIP registration sources which use different transport protocols (TCP and UDP).

• Is it possible to find a straightforward procedure on SBCs to generate a list with user registration based on Transport protocol? All show registration commands which return lists we tested omit this info and we had to check it user by user (show sipd endpoint)
  
  
• How could we create a KPI to measure Register messages or Registered users by protocol on EOM-ME?
• Would it be posssible to add a protocol column to