Net Pulse is a realtime TCP/IP, UDP, ICMP Traffic Monitoring and Alerting application.

Features:

• Graphical monitoring of network traffic
• Monitor Active TCP Connections
• Monitor Failed TCP Connection Attempts
• Monitor Incomming/Outgoing TCP/UDP/ICMP/IP packets
• TCP, IP, UDP, ICMP Protocol supported
• Email Alerts for several traffic thresholds
• Customize your thresholds

Ссылка: http://internap...net/sourceforge/openpages/Net-Pulse-1.0-Setup.exe