OID value: 1.3.6.1.2.1.6.7
OID description:
tcpAttemptFails OBJECT-TYPE SYNTAX Counter ACCESS read-only STATUS mandatory DESCRIPTION "The number of times TCP connections have made a direct transition to the CLOSED state from either the SYN-SENT state or the SYN-RCVD state, plus the number of times TCP connections have made a direct transition to the LISTEN state from the SYN-RCVD state." ::= { tcp 7 }
See also the OID Repository website reference for 1.3.6.1.2.1.6.7