# SSH故障
- **[本地通过SSH连接Notebook实例的故障排查](https://support.huaweicloud.com/trouble-modelarts/modelarts_05_4195.html)**   
- **[本地通过SSH连接Notebook实例时，报错：Bad permissions/Permission denied (publickey)](https://support.huaweicloud.com/trouble-modelarts/modelarts_05_4201.html)**   
- **[在ModelArts打开Notebook访问正常，使用SSH/VS Code访问时权限报错：Permission denied (publickey)](https://support.huaweicloud.com/trouble-modelarts/modelarts_05_4197.html)**   
- **[用户修改/home/ma-user/.ssh目录权限导致SSH无法使用，报错：Permission denied (publickey)](https://support.huaweicloud.com/trouble-modelarts/modelarts_05_4198.html)**   
- **[用户使用SSH连接Notebook实例时，同时建立的连接数超过10个，报错：ssh_exchange_identification: Connection closed by remote host](https://support.huaweicloud.com/trouble-modelarts/modelarts_05_4199.html)**   
- **[SSH偶现拒绝访问问题，报错：Not allowed at this time](https://support.huaweicloud.com/trouble-modelarts/modelarts_notebook_0001.html)**   
- **[用户使用自定义镜像创建Notebook，本地通过SSH连接Notebook时，报错：The OS version does not match](https://support.huaweicloud.com/trouble-modelarts/modelarts_05_4200.html)**