You are working as a Tier 3 NOC engineer at a large service provider. Supporting the core network is part of your job responsibility. An escalation has come to you after Tier 2 determines that a…

You are working as a Tier 3 NOC engineer at a large service provider. Supporting the core network is part of your job responsibility. An escalation has come to you after Tier 2 determines that a problem lies within the core of the network and is affecting every customer. You have analyzed the information in the trouble ticket, performed your own troubleshooting, and have determined that a BGP session is flapping between two core routers. Which two steps should you take before escalating to the router vendor? (Choose two.)