SoftPerfect Network Protocol Analyzer is a tool ideal for IT professionals or networking enthusiasts. It's powerful for analyzing and maintaining local networks, Internet connections and Wi-Fi. It captures data passing through a network card and provides it neatly in an accessible form.

The software presents the results of its network analysis in a convenient and easily understandable format. It also provides the option to defragment and reassemble network packets into streams. SoftPerfect Network Protocol Analyzer can easily analyze network traffic based on a number of different Internet protocols. The software features full decoding of the following low-level protocols: AH, ARP, BOOTP, DHCP, DNS, ESP, GRE, ICMP, ICMPv6, IP, IPv6, IPX, LLC, MSG, REVARP, RIP, SAP, SER, SNAP, SPX, TCP, UDP, and VLAN. Additionally, it performs full reconstruction of top-level protocols such as HTTP, SMTP, POP, IMAP, FTP, TELNET and others.
The software features a flexible system of fully configurable filters that can be used to discard all network traffic except the specific traffic patterns you wish to analyze. SoftPerfect Network Protocol Analyzer also features a special packet builder. This tool allows you to build your own custom network packets and send them into the network. You could use this packet builder feature to check your network for protection against attacks and intruders.
SoftPerfect Network Protocol Analyzer requires Windows XP or higher and a network connection, which could be a wireless connection, or a modem that conforms to the NDIS standard. The software is available for download from www.softperfect.com.
Version 2.9.1: N/A