DRAG DROP
Drag each IPS Signature Engine on the left to the matching description on the right

Answer: See the explanation

Explanation:
1、 Processes events instead of individual packets Meta
2、 Supports individual signatures that include both Layer 3 and Layer 4 attributes Atomic
3、 Detects Dos and Ddos attacks that use the UDP and ICMP protocols Flood
4、 Analyzes non-standard protocol traffic without user-configurable parameters Trojan
5、 Enforces RFC compliance Normalizer
6、 Performs in-depth analysis of FTP and HTTP traffic AIC
7、 Matches parallel regular expressions to a specified depth Fixed