OID value: 1.3.6.1.2.1.6.12
OID description:
tcpRetransSegs OBJECT-TYPE SYNTAX Counter ACCESS read-only STATUS mandatory DESCRIPTION "The total number of segments retransmitted - that is, the number of TCP segments transmitted containing one or more previously transmitted octets." ::= { tcp 12 }
See also the OID Repository website reference for 1.3.6.1.2.1.6.12