18、refer to the exhibit. Which statement is true?
THE CISCO PFR STATE IS UP; HOWEVER, THE EXTERNAL INTERFACE ET0/1 OF BORDER ROUTER 10.1.1.1 HAS EXCEEDED THE MAXIMUM AVAILABLE BANDWIDTH THRESHOLD.
THE CISCO PFR STATE IS UP; HOWEVER, AN ISSUE IS PREVENTING THE BORDER ROUTER FROM ESTABLISHING A TCP SESSION TO THE MASTER CONTROLLER.
THE CISCO PFR STATE IS UP AND IS ABLE TO MONITOR TRAFFIC FLOWS; HOWEVER, MD5 AUTHENTICATION HAS NOT BEEN SUCCESSFUL BETWEEN THE MASTER CONTROLLER AND THE BORDER ROUTERS.
THE CISCO PFR STATE IS UP; HOWEVER, THE RECEIVE CAPACITY WAS NOT CONFIGURED FOR INBOUND TRAFFIC.
THE CISCO PFR STATE IS UP, AND THE LINK UTILIZATION OUT-OF-POLICY THRESHOLD IS SET TO 90 PERCENT FOR TRAFFIC EXITING THE EXTERNAL LINKS.
