Refer to the exhibit. After applying IPsec, the engineer observed that the DMVPN tunnel went down, and both spoke-to-spoke and hub were not establishing. Which two actions resolve the issue? (Choose two.) 
Definitions:
Ventricular Tachycardia
A heart rhythm disorder characterized by a fast heart rate that originates from the ventricles, potentially leading to serious cardiac issues.
SA Node Block
A condition where the electrical impulses generated by the sinoatrial (SA) node are partially or completely blocked before they reach the atria, affecting heart rhythm.
Atrial Tachycardia
Atrial Tachycardia is a type of heart rhythm abnormality that originates from the atria and results in a faster than normal heart rate.
Cardiac Arrhythmia
An irregular heartbeat that can be too fast, too slow, or erratic, disrupting the heart's normal rhythm.
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