跳转到主内容

更换系统板后, iSCSI 连接丢失

i
Knowledge Base guidance

This article may include metadata, visibility, validation state, and related support guidance.

适用场景

  • ONTAP 9.4 之前的版本
  • 融合网络适配器 (CNA) 端口

问题描述

更换系统主板后出现以下问题:

  • 目标 LIF 不可 Ping
  • iSCSI 连接丢失
  • 端口 MTU 大小将自动更改
  • EMS 显示以下错误消息

[?] Sat Jan 22 21:15:15 JST [node-2: vifmgr:callhome.clus.net.degraded:alert]: Call home for CLUSTER NETWORK DEGRADED: Large MTU Packet Loss - Ping failures detected between Cluster-1 ( AAA.AAA.AAA.AAA ) on node-2 and Cluster-2 ( BBB.BBB.BBB.BBB ) on node-1

  • 节点 1 和节点 2 的配置如下:

node-2:node-2 e0a(aaa.aaa.aaa.aaa) <->Node-1:node-1 e0b(BBB.BBB.BBB.BBB)
node-1 e0a/e0b MTU 9000 ⇒ 1500 (已替换 MB )
node-2 e0a/e0b MTU 9000