Hi All, I managed to get it resolved with help of Cisco TAC on UCM12.5 Changing mode to Permissive solved my issue +++++++++++++++++++++++++++++++++++++++++++++ admin:admin:utils os secure statusOS Security status: enabledCurrent mode: enforcingadmi...
MGCP PRI backhaul is a method for transporting complete IP telephony signaling information from an ISDN PRI interface in an MGCP gateway to Cisco Unified Communications Manager using a highly reliable TCP connection.It Terminates all ISDN PRI Layer 2...