Troubleshooting and Maintaining Cisco IP Networks (TSHOOT 300-135) is a qualifying exam for the Cisco CCNP Routing and Switching certification. The TSHOOT 300-135 exam certifies that the successful candidate has the knowledge and skills necessary to: Plan and perform regular maintenance on complex enterprise routed and switched networks Use technology-based practices and a systematic ITIL-compliant approach to perform network troubleshooting