. "For packet-oriented interfaces, the number of outbound\npackets that could not be transmitted because of errors.\nFor character-oriented or fixed-length interfaces, the\nnumber of outbound transmission units that could not be\ntransmitted because of errors.\n\nDiscontinuities in the value of this counter can occur\nat re-initialization of the management system, and at\nother times as indicated by the value of\n'last-clear'." . . "Reference : RFC 2863: The Interfaces Group MIB - ifOutErrors" . .