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link_data_for_guidance

This data flow is sent from the Manage Traffic function to the Provide Driver and Traveller Services function. It contains data for use in determining which other ISP('s) must be contacted to obtain data about roads and highways in geographic area(s) outside that served by the local function. It consists of the following data items each of which is defined in its own DDE:

list_size{link_attributes
+ link_speed_limit
+ link_identity
+ link_ISP_identity}