但是只允许具有特定权限的用户设置该配置。
But only users with special privileges are allowed to set up this configuration.
如果设置一个目录，它只允许有所有权的用户或者superuser (root)删除或者解除文件链接。
If set for a directory, it permits only the owning user or the superuser (root) to delete or unlink a file.
此时，硬盘上的V6migratedServer 配置文件具有操作系统设置的只允许根用户访问文件的权限。
At this point, the V6 migratedServer profile on the hard disk has permissions set by the operating system to allow only the root user to access the files.
然而，lvmo命令只允许更改专门用于特定VG的lvm pbuf可调参数的设置。
However, the lvmo command only allows the Settings to change for the LVM pbuf tunables that are dedicated to specific VGs.
例如，授权限制用户数上限为3,000，但是只允许2,500个用户并发访问，而临界值设置为2,000个并发用户。
For example, the license limits to 3,000 users but only allows a maximum of 2,500 users to access concurrently, and the threshold level is set at 2,000 concurrent users.
例如，要想只允许来自主机tardis(属于drwho域)的root访问，可以使用以下设置。
For example, to allow only root access from the host tardis (which belongs to the drwho domain) we could have the following.
可以看到，没有为组设置执行位，只允许用户alpha执行此文件。
As can be seen, there is no execute bit for the group, and only user alpha may execute the file.
考虑到安全因素，邮件代理只允许你查看收件箱和以你自己的账户回复邮件，而不允许访问到gChat服务，修改用户密码或者修改账户的其他设置。
In terms of security, delegates can only view your inbox and respond to messages on your behalf; they can't access gChat, change your password, or fiddle with other account settings.
常见的系统设置保护，只允许可信任的程序，以更新他们。
Common system Settings are protected by only allowing trusted programs to update them.
常见的系统设置保护，只允许可信任的程序，以更新他们。
Common system Settings are protected by only allowing trusted programs to update them.
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