TrafMeter 

TrafMeter provides a powerful accounting and realtime monitoring of Internet traffic to and from a local network with. It can produce XML traffic reports or/and log traffic counters into a database. It can track visited websites by its name.
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Paessler Netflow Tester 

Paessler Netflow Tester is a free program that simply dumps the data of all Netflow packets that a computer receives from a Cisco router. This can be useful when debugging bandwidth monitoring configurations based on Cisco's Netflow protocol.
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Paessler SNMP Tester 

Test and debug SNMP requests with Paessler SNMP Tester for free. Run simple SNMP requests against a device in your network, testing each single step of the SNMP request as it is logged into a logfile for analysis.
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Network Protocol Packet Analyzer pro 

Packet Analyzer Pro edition is an advanced packet analysis and sniffing tool with powerful protocol decodes capabilities. It captures and analyze all traffic transport over both Ethernet and WLAN network with results displayed in simple English.
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Network Troubleshooting Analyzer 

Packet Analyzer Pro edition is an advanced packet analysis and sniffing tool with powerful protocol decodes capabilities. It captures and analyze all traffic transport over both Ethernet and WLAN network with results displayed in simple English.
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Network Traffic Monitor Analysis Report 

Packet Analyzer enterprise edition is an advanced network monitoring, analysis and reporting tool. It captures and analyzes traffic realtime, present comprehensive and graphic reports for many technical and business purposes.
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