2.2.1.1.1.2.5 Command-Specific URI Parameters

The following URI parameters, also called command parameters, are specific to the ActiveSync commands. They are specified by the parameter-spec ABNF rule portion of the plain text query value. Valid values for the parameter name, represented by the parameter-name ABNF rule, are specified by the "Parameter" column in the following table. Valid parameter values, represented by the parameter-value ABNF rule, are specified in the "Description" column.

Parameter	Description	Used by
AttachmentName	A string that specifies the name of the attachment file to be retrieved.	GetAttachment
CollectionId	A string that specifies the server ID of the folder that contains the Message object to be forwarded or replied to.	SmartForward, SmartReply
ItemId	A string that specifies the server ID of the Message object to be forwarded or replied to.	SmartForward, SmartReply
LongId	A string that references a result set that was returned in the Search command response.	SmartForward, SmartReply
Occurrence	A string that specifies the ID of a particular occurrence in a recurring meeting.	SmartForward, SmartReply
SaveInSent	A character that specifies whether a copy of the Message object will be saved in the Sent Items folder. Set this parameter to T to instruct the server to save the Message object in the user's Sent Items folder; otherwise, set the parameter to F. The SaveInSent parameter is set to F by default.	SmartForward, SmartReply, SendMail

For more details about specific commands, see [MS-ASCMD].