Refer to the exhibit. HSRP has been configured and Link A is the primary route to router R4. When Link A fails， router R2 （Link B） becomes the active router. Which router will assume the active role when Link A becomes operational again？" （）
Exhibit Which command will ensure that Company2 will be the primary router for traffic using the gateway address of 172.16.15.20？ （）
You have been tasked with setting a trust boundary on the Company network. What is the basic function of this trust boundary？（）
