H3C路由器最近经常会断网，ｗａｎ口有大量error

[2023天涯]

查看端口状态如下，ｏｕｔｐｕｔ有大量ｅｒｒｏｒ而且上传速度也变的很慢！求告知可能是什么原因引起的！
GigabitEthernet3/1/0 current state: UP
Line protocol current state: UP
Description: GigabitEthernet3/1/0 Interface
The Maximum Transmit Unit is 1500, Hold timer is 10(sec)
Internet Address is xxxxx Primary
IP Packet Frame Type: PKTFMT_ETHNT_2, Hardware Address: xxx
IPv6 Packet Frame Type: PKTFMT_ETHNT_2, Hardware Address: xxx
Media type is twisted pair, loopback not set, promiscuous mode not set
100Mb/s, Half-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 1346116.75 bytes/sec, 10768928 bits/sec, 1384.65 packets/sec
Last 300 seconds output rate 185416.29 bytes/sec, 1483328 bits/sec, 996.35 packets/sec
Input: 820722568 packets, 909557616439 bytes, 0 no buffers
39396 broadcasts, 0 multicasts, 0 pauses
0 errors, 0 runts, 0 giants
0 crc, 0 align errors, 0 overruns
0 dribbles, 0 drops
Output:576235929 packets, 150231359169 bytes
312 broadcasts, 0 multicasts, 0 pauses
107488952 errors, 0 underruns, 21309687 collisions
86179265 deferred, 0 lost carriers

[白茶藕片]

出口商，看看，接光猫的网线，换一个根呗

[as512397821]

collisions错误一般都是双工导致的。看你display端口的配置，端口协商为半双工了，改成强制全双工应该就可以了。

[qq_35711697]

楼上OK的！

[谭林峰]

试试强制全双工看看，

[weixin_44612356]

同样的问题出现，多谢楼上