SAP TM integration with GIS

Hello ,

    We are looking to integrate SAP TM with GIS,

any recommendations of the GIS tool like PC Miler or Randy Mc Nally etc.... which supports below need's

Provide Accurate Distance and Duration based on the real time traffic

Provide a route based on the real time traffic

Another requirement we are looking is to track the truck at any point of the time - In EM we can track based on Events but is there any functionality to track based on the GPS system available in the Truck

Thanks

Kumar