You are a senior network engineer tasked with implementing IPsec in her organization to enhance network security.

The organization has a hybrid network infrastructure with on$-$premise and cloud$-$based resources. The organization also has remote employees who access the network via VPN$.$ You are considering using the Authentication Header $($AH$)$ protocol and are unsure about the mode of operation to use.

Which mode should you choose and why?

###answer###

Tunnel mode because it is more suitable for a hybrid network infrastructure.

Transport mode because it provides sufficient security while maintaining high network performance.

Transport mode because it is more compatible with the VPN used by remote employees.

Tunnel mode because it provides an extra layer of security by encrypting the entire packet.