A company has multiple branches. They use a VPN to encrypt all traffic to and from the central office. As they continue to grow, they've noticed a reduction in performance at the central office. Which of the following represents a possible short$-$term solution? Select two.

Group of answer choices

Upgrade the VPN concentrator.

Use site$-$to$-$site VPN connections.

Use a full funnel implementation.

Do not encrypt web$-$surfing traffic.

Use a split$-$funnel implementation.

Add more dynamic ports to the VPN concentrator.