Which role does Contrail serve in SDN? 02/26/2022 – by Mod_GuideK 0 Which role does Contrail serve in SDN? A. orchestrator B. controller C. gateway D. fabric SHOW ANSWERSCorrect Answer: A Explanation/Reference: Reference: https://www.sdxcentral.com/networking/sdn/definitions/juniper-contrail-controller/ Download Printable PDF. VALID exam to help you PASS.