此过程中添加的唯一信息是一些字段的描述名称，但那本来也可以使用不超过一百个字节的、简单的标题行指定。
The only information added in the process was some descriptive names for fields, but that could have also been specified in a single header line of less than a hundred bytes.
幸运的是，ESB提供了message element setter中介原语，可以将其用于检查传入消息格式并向传出消息Header添加一些信息。
Fortunately the ESB provides a message element setter mediation primitive that can be used to inspect the incoming message format and add some information to the outgoing message header.
通过添加在chuser手册页(man chuser)上找到的一些值，可以包含用户的GECOS信息并把用户的core ulimit改为524,288，见清单6。
By adding some values found in the chuser man page (man chuser), you can include the user's GECOS information and change his or her core ulimit to 524,288, as shown in Listing 6.
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