Before running the script, you need to edit following lines in its header, as shown in Listing 6.

在运行脚本之前，需要编辑脚本文件头部的以下几行，如清单6所示。

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In its header, each packet also carries the IP address of the final destination.

在报头中，每个包也携带最终目的地ip地址。

youdao

Van Persie whipped in a free-kick from the right and Gallas rose to glance in a header that Gomes could only touch on its way in.

BBC: Arsenal 4-4 Tottenham

Shortly after the restart, Gary Caldwell powered in a short-range header that worked its way back out of the Dons defence, but Aiden McGeady flighted flighted in a searching cross for Samaras to double Celtic's tally with a cute header from six yards out.

BBC: Sport - Football - Celtic 3-0 Aberdeen

Henrik Larsson had Sweden's best chance with a first-half header that hit the crossbar, but Russia nearly got its second goal in the 36th when Pavlyuchenko's shot also hit the woodwork.

CNN: Rampant Russia make last-8 date with Dutch