User threshold policy ensures users can access concurrently the application up to the limit specified in a user license from the provider.
用户临界值策略保证用户能够并发地访问应用程序，并发量最高上限为提供商的用户授权规定的限制数。
User threshold policy: Ensures users can access concurrently the application up to the limit specified in a user license from the provider below or at the threshold level.
用户阀值策略：确保用户并发访问应用程序的数量可以达到供应商在用户许可中所指定的、低于或者等于阀值水平的最大限额。
When dealing with direct root SSH access from remote hosts, I suggest it is best to limit which hosts can SSH in as user root.
在处理来自远程主机的直接root SSH访问时，我建议最好限制能够作为root用户通过SSH连接的主机。
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