Softperfect Network Sniffer is an advanced, professional protocol analyzer for analyzing, debugging, maintaining, and monitoring local networks and Internet connections. It captures the data passing through your network connection, analyzes the data, and represents it in a readable form. This software completely decodes all the major protocols such as IP, TCP, UDP, ICMP, as well as top-level protocols such as HTTP, SMTP, POP, IMAP, FTP, and others.