SMC2.0的数据库是什么？
SMC2.0软件默认的数据库是 Sql express，登录账号为admin，密码为 admin（老版本），Change_Me（新版本）。
The default database of the SMC2.0 software is Sql administrators. The login account and password are admin (old version) and Change_Me (new version).
SMC2.0如何备份数据库?
SMC2.0备份数据库的方法，在SMC2.0升级指导书有提供具体方法：
详情请参见HUAWEI SMC2.0 V500R002C00 升级指导书中的备份数据库章节
For details about how to back up the SMC2.0 database, see the SMC2.0 upgrade guide.
For details, see section "Backing Up the Database" in the HUAWEI SMC2.0 V500R002C00 Upgrade Guide.
SMC2.0如何备份数据库密钥?
进入SMC2.0 WEB界面，选择帮助>备份数据库密钥>保存数据库密钥文件即可。
Log in to the SMC2.0 web interface and choose Help > Back Up Database Key > Save Database Key File.