SVM 范围的 NDMP 无法建立数据连接

适用场景

• 集群模式 Data ONTAP 8
• ONTAP 9
• NDMP

问题描述

• 备份或还原需要网络连接才能在 DMA 和 NetApp 系统之间交换数据（间接或 3 路拓扑）
• 备份或还原因网络相关错误而中止
• 此问题可能伴随出现的错误示例，可在 NDMPD 调试日志中找到： 

error 33 (ERROR: CONNECT FAILED)
NDMP Connect: Unable to Connect to <data_connect_address> due to Connection timed out
ERROR: NDMP Vserver Connect: couldn't find any appropriate preferred local src IP address
NDMP Connect: Unable to Connect to <data_connect_address> due to Network is unreachable