重复此步骤，以便每个主机都会有两个已经定义好的端口，接下来，创建存储分区，方法右键单击新创建主机组并选择Define Storage Partition，以打开存储分区向导。
Repeat this step so that each host has both ports defined. Next, create the storage partition by right-clicking the newly created host group and selecting define storage partition.
简单来说，中继器将正常情况下收到的信号，和数据碰撞时产生的拥塞信号重复发送到所有的端口。
The hub or repeater simply repeats an incoming signal on all ports and also sends the jam signal to all ports if there’s a collision.
清单4包含了一个简单的脚本，它使用sed和awk将ausearch的输出压缩成只有不重复的(忽略时间)可执行程序和端口号字段。
Listing 4 contains a simple script using sed and awk to compress the output of ausearch down to only the non-duplicated (time omitted) executable and port number fields.
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