If one candidate is preparing for Service Provider Routing and Switching, Professional (JNCIP-SP) certification, he/she can not take Juniper JN0-661 exam. The JN0-661 exam will End of Life (EOL) on May 15, 2018. New JN0-662 Service Provider Routing and Switching, Professional exam has been released on August 14, 2018, which would be the best materials for