A. FEC is useful to increase speed at which traffic is routed through IPsec tunnels.

B. FEC transmits additional packets as redundant data to the remote device.

C. FEC improves reliability which overcomes adverse WAN conditions such as noisy links.

D. FEC reduces the stress on the remote device jitter buffer to reconstruct packet loss

E. FEC transmits the original payload in full to recover the error in transmission.