在内部交换机 SP 或 BMC 更新期间，ONTAP 内的管理接口无法访问

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Category:: ontap-9

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适用于

ONTAP 9
AFF 和 FAS 机型

问题

在内部交换机更新期间，托管在同一节点 e0M 端口上的 SP 或 BMC 固件管理接口 (LIF) 会暂时不可用。
EMS 报告在 SP/BMC 固件升级完成后的内部交换机更新期间 e0M 端口链路断开/恢复：

[Node_01: spnr_main: sp.eth.switch.upd.start:notice]: BMC is starting Ethernet switch auto-update from 18 to 19.
[Node_01: intr: netif.linkDown:info]: Ethernet e0M: Link down, check cable.
[Node_01: spnr_main: sp.eth.switch.upd.success:notice]: BMC Ethernet switch version updated from 18 to 19.
[Node_01: intr: netif.linkUp:info]: Ethernet e0M: Link up.

SP-LATEST-SYSTEM-EVENT-LOG 报告 SP/BMC 固件升级完成后内部交换机更新期间 e0M 端口链路关闭/打开：

Record 2125: Mon Feb 02 01:20:38.850000 2026 [Fud.normal]: retcode 0, Firmware install successful
Record 2129: Sun Jan 01 00:00:40.682986 2017 [BMC.notice]: Running primary version 11.12
Record 2160: Mon Feb 02 01:27:00.032021 2026 [BMC.notice]: Starting Ethernet switch auto-update...
Record 2162: Mon Feb 02 01:27:34.792271 2026 [IPMI.notice]: 03b5 | 02 | EVT: 0900ffff | Wrench_Port_Up | Assertion Event, "Device Disabled"
Record 2163: Mon Feb 02 01:27:36.659701 2026 [BMC.notice]: Switch auto-updated to latest version 19
Record 2165: Mon Feb 02 01:27:40.698782 2026 [IPMI.notice]: 03b7 | 02 | EVT: 0901ffff | Wrench_Port_Up | Assertion Event, "Device Enabled"