根据我们的Solarwinds NPM，我有几台3750X思科交换机，每天都会产生数十亿个传输丢弃。 我不确定为什么要报告这些丢弃物。 3750X上的许多端口都连接了2960个端口，并被硬编码为中继端口。
Solarwinds NPM版本10.3
Cisco IOS版本12.2（58）SE2
总产量下降：29139431：
GigabitEthernet1/0/43 is up, line protocol is up (connected) Hardware is Gigabit Ethernet, address is XXXX (bia XXXX) Description: XXXX MTU 1500 bytes, BW 100000 Kbit/sec, DLY 100 usec, reliability 255/255, txload 1/255, rxload 1/255 Encapsulation ARPA, loopback not set Keepalive set (10 sec) Full-duplex, 100Mb/s, media type is 10/100/1000BaseTX input flow-control is off, output flow-control is unsupported ARP type: ARPA, ARP Timeout 04:00:00 Last input 00:00:47, output 00:00:50, output hang never Last clearing of "show interface" counters 1w4d Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 29139431 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 0 bits/sec, 0 packets/sec 5 minute output rate 35000 bits/sec, 56 packets/sec 51376 packets input, 9967594 bytes, 0 no buffer Received 51376 broadcasts (51376 multicasts) 0 runts, 0 giants, 0 throttles 0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored 0 watchdog, 51376 multicast, 0 pause input 0 input packets with dribble condition detected 115672302 packets output, 8673778028 bytes, 0 underruns 0 output errors, 0 collisions, 0 interface resets 0 unknown protocol drops 0 babbles, 0 late collision, 0 deferred 0 lost carrier, 0 no carrier, 0 pause output 0 output buffer failures, 0 output buffers swapped out sh控制器gigabitEthernet 1/0/43利用率：
接收带宽百分比利用率：0传输带宽百分比利用率：0
与思科TAC打开一个案例。 这个问题是一个软件错误（CSCso81660），表明Cat3750堆栈显示show interface上的输出下降值不正确。 这是纯粹的化妆品和“显示平台端口状态下降”命令显示正确的值。 这是零下降。