alcetherStatsTxExcDeferPkts 1.3.6.1.4.1.6486.800.1.2.1.5.1.1.2.2.1.45

The total number of frames that were deferred in excess of 6071 nibble-times in 100 Mbps, 24287 bit-times in 10 Mbps mode. These frames are dropped.(This stat is only in case of Half duplex and excessive defer bit reset).