在端口e0S上检测到校验和错误的TCP数据包
This article may include metadata, visibility, validation state, and related support guidance.
适用场景
- AFF A800
- BMC固件版本10.8.
- ONTAP 9.11.1P8.
- ONTAP 9.11.1P10.
问题描述
- BMC升级到版本10.8.后、端口e0S上检测到TCP数据包校验和错误
system event log输出示例：
::> system event log -event *netif.tcp.conn.bad.checksum*
7/16/2023 10:05:57 node-01 ERROR netif.tcp.conn.bad.checksum: TCP packet with bad checksum detected on port e0S. The packet arrived on connection with source address 10.0.2.1 and destination_address 10.0.2.4.
ifstat -a输出示例：
::> system node run -node node_name -command ifstat e0S
-- interface e0S (18 days, 15 hours, 14 minutes, 59 seconds) --
RECEIVE
Total frames: 21976k | Frames/second: 14 | Total bytes: 2782m
Bytes/second: 1728 | Total errors: 0 | Errors/minute: 0
Total discards: 0 | Discards/minute: 0 | Multi/broadcast: 2625
Non-primary u/c: 0 | Errored frames: 0 | Unsupported Op: 0
(...)
LRO6 segments: 0 | LRO6 bytes: 0 | Bad UDP cksum: 0
Bad UDP6 cksum: 0 | Bad TCP cksum: 1662 | Bad TCP6 cksum: 0
Mcast v6 solicit: 0 | Lagg errors: 0 | Lacp errors: 0
...