Which of the following statement about the NAT configuration is wrong?
A . Configure source NAT in transparent mode, the firewall does not support easy-ip mode.
B . The IP address in the address pool can overlap with the public IP address of the NAT server.
C . When there is VoIP service in the network, you do not need to configure NAT AL
E . The firewall does not support NAPT conversion for ESP and AH packets.
Answer: D