有错包且增长,但没有crc类型的,这是因为什么
%Aug 5 02:55:53:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_THRESHOLD: The number of input error packets exceeded the upper threshold: Interface name=GigabitEthernet1/0/1, upper threshold=1000, number of input error packets=1384, interval=10 s.
RBM_S<CAI-BJ-HO-Interdis int g1/0/1
GigabitEthernet1/0/1
Current state: UP
Line protocol state: UP
Description: GigabitEthernet1/0/1 Interface
Bandwidth: 1000000 kbps
Maximum transmission unit: 1500
Allow jumbo frames to pass
Broadcast max-ratio: 100%
Multicast max-ratio: 100%
Unicast max-ratio: 100%
Internet protocol processing: Disabled
IP packet frame type: Ethernet II, hardware address: 5cf7-96e5-8415
IPv6 packet frame type: Ethernet II, hardware address: 5cf7-96e5-8415
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 0/1024/0
Output queue - Protocol queuing: Size/Length/Discards 0/500/0
Output queue - FIFO queuing: Size/Length/Discards 0/75/0
Last link flapping: 8 weeks 4 days 22 hours 45 minutes
Last clearing of counters: Never
Current system time:2025-08-05 13:22:36
Last time when physical state changed to up:2025-06-05 14:36:57
Last time when physical state changed to down:2025-06-05 14:33:12
Last 300 second input: 2 packets/sec 189 bytes/sec 0%
Last 300 second output: 0 packets/sec 16 bytes/sec 0%
Input (total): 101536758 packets, 678823639 bytes
505 unicasts, 98163 broadcasts, 7130031 multicasts, 0 pauses
Input (normal): 7228699 packets, 678823639 bytes
505 unicasts, 98163 broadcasts, 7130031 multicasts, 0 pauses
Input: 94308059 input errors, 0 runts, 0 giants, - throttles
0 CRC, 0 frame, 0 overruns, 0 aborts
0 ignored, - parity errors
Output (total): 394233 packets, 83624062 bytes
5004 unicasts, 38078 broadcasts, 351151 multicasts, 0 pauses
Output (normal): 394233 packets, 83624062 bytes
5004 unicasts, 38078 broadcasts, 351151 multicasts, 0 pauses
Output: 0 output errors, 0 underruns, - buffer failures
0 aborts, 0 deferred, 0 collisions, 0 late collisions
0 lost carrier, 0 no carrier
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反复执行该命令如果错包持续增加那么就是链路问题,你这个是入方向错包,那么是对端接口或者中间传输链路存在问题,替换测试确认下是哪个硬件出现问题
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有增长对端接口出方向没错包,会是有环吗,做了聚合,现在两个成员端口都有错包,应该不会是两根线都有问题吧
聚合的话检查下聚合状态,stp我们设备都是默认开启,结合日志看下吧看看有没有一直在刷新TC ,display logbuffer re
日志没tc报文 %Aug 5 12:18:33:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_THRESHOLD: The number of input error packets exceeded the upper threshold: Interface name=GigabitEthernet1/0/0, upper threshold=1000, number of input error packets=13559, interval=10 s. %Aug 5 12:18:33:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_THRESHOLD: The number of input error packets exceeded the upper threshold: Interface name=GigabitEthernet1/0/1, upper threshold=1000, number of input error packets=15813, interval=10 s. %Aug 5 12:19:43:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_RECOVERY: The number of input error packets dropped below the lower threshold: Interface name=GigabitEthernet1/0/1. %Aug 5 12:20:33:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_THRESHOLD: The number of input error packets exceeded the upper threshold: Interface name=GigabitEthernet1/0/1, upper threshold=1000, number of input error packets=9779, interval=10 s. %Aug 5 12:23:53:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_RECOVERY: The number of input error packets dropped below the lower threshold: Interface name=GigabitEthernet1/0/1. %Aug 5 12:27:43:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_RECOVERY: The number of input error packets dropped below the lower threshold: Interface name=GigabitEthernet1/0/0. %Aug 5 12:32:53:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_THRESHOLD: The number of input error packets exceeded the upper threshold: Interface name=GigabitEthernet1/0/1, upper threshold=1000, number of input error packets=1508, interval=10 s. %Aug 5 12:33:03:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_RECOVERY: The number of input error packets dropped below the lower threshold: Interface name=GigabitEthernet1/0/1.
现象本质:硬件芯片或驱动未能正确分类错误类型,将所有输入错误笼统计入 input errors
计数器,未细分到子类(如CRC、frame等)。
华三设备常见场景:
老旧固件Bug:已知某些版本存在计数器统计缺陷(V5/V7平台均有历史案例)。
接口模块兼容性问题:非原厂光模块/SFP可能导致错误识别异常。
数据帧因以下原因被丢弃且无法归类:
无效MAC地址帧(如全0、广播MAC错误)。
长度异常帧:虽非runt
(<64B)或giant
(>MTU),但长度介于临界值(如63B或1501B)。
物理层信号干扰:未达到CRC错误阈值,但信号质量导致数据不可恢复。
背板流量拥塞:输入流量突增导致芯片缓存溢出,但统计未体现在overruns
(需查硬件手册)。
内存硬件故障:接口板RAM故障引发不可分类错误(概率低,需结合日志排查)。
错误增长模式:
当前 输入速率≈0% (Input: 2 packets/sec
),但错误高达9400万+ → 说明错误是历史累积,非实时产生。
是否仍在增长?
→ display interface GigabitEthernet1/0/1
再次执行,观察input errors
数值变化(间隔5分钟)。
错误归零测试:
reset counters interface GigabitEthernet1/0/1 # 清除接口计数器
等待10分钟后查看错误是否重现(需排除历史脏数据干扰)。
固件版本检查:
display version # 查看设备型号及软件版本
升级固件:如版本低于推荐Release,升级至官网最新稳定版(修复计数器Bug)。
reset counters interface GigabitEthernet1/0/1
等待10分钟,检查是否仍有新错误产生:
display interface GigabitEthernet1/0/1 | include "Input|errors"
检查官网是否有新版固件修复类似问题:
display version
# 示例输出:H3C Comware Software, Version 7.1.045
下载对应型号的推荐Release版本(避免测试版)。
更换物理接口:
将线路换至同设备其他接口(如 GigabitEthernet1/0/2
),观察错误是否迁移。
替换线缆/模块:
若为电口:更换超五类/六类网线。
若为光口:更换华为/华三原厂光模块。
镜像接口流量分析:
mirroring-group 1 local
mirroring-group 1 mirroring-port GigabitEthernet1/0/1 both # 镜像双向流量
mirroring-group 1 monitor-port GigabitEthernet1/0/48 # 接抓包工具
Wireshark检查是否存在畸形帧(过滤 !eth.type == 0x0800 and !eth.type == 0x0806
)。
若错误不再增长且业务未受影响:
# 关闭接口的告警阈值(避免日志刷屏)
interface GigabitEthernet1/0/1
undo monitor input-error enable # 关闭输入错误告警
undo monitor output-error enable # 关闭输出错误告警
首选操作 → reset counters
排除历史脏数据,观察是否复现。
核心根因 → 95%概率为固件Bug或硬件误报。若清除后错误重新增长,请:
升级固件至最新稳定版
更换接口或模块
业务影响 → 当前流量极低(0%利用率),即使9400万错误也是历史数据,无需紧急处理。
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%Aug 5 12:18:33:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_THRESHOLD: The number of input error packets exceeded the upper threshold: Interface name=GigabitEthernet1/0/0, upper threshold=1000, number of input error packets=13559, interval=10 s.
%Aug 5 12:18:33:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_THRESHOLD: The number of input error packets exceeded the upper threshold: Interface name=GigabitEthernet1/0/1, upper threshold=1000, number of input error packets=15813, interval=10 s.
%Aug 5 12:19:43:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_RECOVERY: The number of input error packets dropped below the lower threshold: Interface name=GigabitEthernet1/0/1.
%Aug 5 12:20:33:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_THRESHOLD: The number of input error packets exceeded the upper threshold: Interface name=GigabitEthernet1/0/1, upper threshold=1000, number of input error packets=9779, interval=10 s.
%Aug 5 12:23:53:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_RECOVERY: The number of input error packets dropped below the lower threshold: Interface name=GigabitEthernet1/0/1.
%Aug 5 12:27:43:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_RECOVERY: The number of input error packets dropped below the lower threshold: Interface name=GigabitEthernet1/0/0.
%Aug 5 12:32:53:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_THRESHOLD: The number of input error packets exceeded the upper threshold: Interface name=GigabitEthernet1/0/1, upper threshold=1000, number of input error packets=1508, interval=10 s.
%Aug 5 12:33:03:802 2025 CAI-BJ-HO-Internet-FW-02 IFMON/4/INPUT_ERROR_RECOVERY: The number of input error packets dropped below the lower threshold: Interface name=GigabitEthernet1/0/1.
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目前看现象应该还是物理层面较多,如果你担心环路则看看mac漂移和stp brief这类命令的回显