通过SSH登录到管理接口失败、并关闭连接

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适用场景

ONTAP 9
SSH
Cisco双核2FA

问题描述

通过SSH登录到节点/集群管理接口失败、并显示"access denied"或"connection Closed"
已使用SSB/SSH成功连接和登录SP BMC
此外、还可以访问System Manager
EMS：

[Cluster1: sshd: sshd.loginGraceTime.expired:error]: Timeout before password authentication for remote host <client.IP>

Message.log (ASUP中的messages.log.gz)

Fri Sep 13 2024 08:38:42 -05:00 [auth:info] 1 2024-09-13T08:38:42.790030-05:00 Cluster1 sshd 8051 - - duo_init function executed successfully.
 Fri Sep 13 2024 08:38:42 -05:00 [auth:info] 1 2024-09-13T08:38:42.790055-05:00 Cluster1 sshd 8051 - - duo_set_timeout function executed successfully.
 Fri Sep 13 2024 08:38:42 -05:00 [auth:info] 1 2024-09-13T08:38:42.790062-05:00 Cluster1 sshd 8051 - - Duo preauth for the user: admin started