GigabitEthernet0/0 current state: UP Line protocol current state: UP Description: Connect to Lan The Maximum Transmit Unit is 1500 Internet Address is 10.70.164.247/24 Primary IP Packet Frame Type: PKTFMT_ETHNT_2, Hardware Address: 3c8c-40d4-a168 IPv6 Packet Frame Type: PKTFMT_ETHNT_2, Hardware Address: 3c8c-40d4-a168 Media type is twisted pair, loopback not set, promiscuous mode not set 1000Mb/s, Full-duplex, link type is autonegotiation Output flow-control is disabled, input flow-control is disabled Output queue : (Urgent queuing : Size/Length/Discards) 0/100/0 Output queue : (Protocol queuing : Size/Length/Discards) 0/500/0 Output queue : (FIFO queuing : Size/Length/Discards) 0/75/0 Last clearing of counters: Never Last 300 seconds input rate 62114.31 bytes/sec, 496914 bits/sec, 152.03 packets/sec Last 300 seconds output rate 46101.34 bytes/sec, 368810 bits/sec, 134.97 packets/sec Input: 347254240 packets, 3246404004 bytes, 347254240 buffers 29872941 broadcasts, 29505745 multicasts, 0 pauses 0 errors, 0 runts, 0 giants 0 crc, 0 align errors, 0 overruns 0 dribbles, 3112271 drops, 0 no buffers Output:311231434 packets, 2404771020 bytes, 311231434 buffers 6930 broadcasts, 4644182 multicasts, 0 pauses 0 errors, 0 underruns, 0 collisions 0 deferred, 0 lost carriers

其他端口正常，就是接内网的端口G0/0不正常

3112271 drops

端口没有看出来流量大，就算流量大，达到端口的上限，设备会产生日志告警信息，反而在日志告警信息没有任何故障信息。

估计是瞬时的突发流量大吧

就算是突发流量，我这里有网关设备，可以监控到的。