Which three statements are true about Cisco IOS Firewall？（）

• A、It can be configured to block Java traffic.
• B、It can be configured to detect and prevent SYN-flooding denial-of-service （DoS） network attacks.
• C、It can only examine network layer and transport layer information.
• D、It can only examine transport layer and application layer information.
• E、The inspection rules can be used to set timeout values for specified protocols.
• F、The ip inspect cbac-name command must be configured in global configuration mode.