メインコンテンツまでスキップ

ポートe0Sでチェックサム不良のTCPパケットが検出されました

Views:
79
Visibility:
Public
Votes:
0
Category:
aff-series<a>2009653737</a>
Specialty:
hw
Last Updated:

環境

  • AFF A800
  • BMCファームウェアバージョン10.8
  • ONTAP 9.11.1P8
  • ONTAP 9.11.1P10

問題

  • BMCをバージョン10.8にアップグレードしたあとに、ポートe0Sで不正なチェックサムのTCPパケットが検出されました
  • system event log 出力例:

::> 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 出力例:

::> 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
...

Sign in to view the entire content of this KB article.

New to NetApp?

Learn more about our award-winning Support

NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.

 

  • この記事は役に立ちましたか?