The ESP header is located after the IP header and before the transport mode protocol (UDP or TCP) or before an encapsulated IP header when using tunneling.

ESP报头位于IP报头之后，传输模式(UDP或者TCP)之前，或者当使用隧道时是在封装的IP报头之前。

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Keep the default value Transport default for Identity token type, as shown in Figure 7 below, so that the user name and password are extracted from the HTTP header.

保留默认值Transport Default身份标识类型，如图7所示，从HTTP报头中提取用户名和口令。

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In general, the transport defines a message structure comprising a header and a body.

总体来说，传输定义了一个包含头部和体部的消息结构。

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Hightlights include a double-headed session of the Home Affairs Committee on drugs and extradition (at 11am) and another double-header from the Transport Committee starting at 9.35am with evidence on whether new EU proposals to regulate the number of hours that pilots fly will compromise aviation safety.

BBC: Week ahead in Parliament