Gulf air correct routes

[Fedel]

Dear colleauges

Before days we operate a flight from CAI to BKK i choose a route via saudi arabia bahrain qatar UAE oman and india in my opinion i choose the correct route when i file my flight plan was accepted but PIC was complaining that he was receiving orders from ATC to change his route and the route was wrong the question is how can i check or find the correct or preferable routes for gulf air area

thanks

[dc9-32]

Check the preferred route scheme via each country AIP or within Jeppview.

[Fedel]

They are pusblished in Jeppesen kits ?

[dc9-32]

Clearly shown in Jeppview.