1)   Colasoft Capsa Enterprise 6.8
Colasoft Capsa is an easy-to-use network analyzer (aka. protocol analyzer & packet sniffer) that performs real-time packet capturing, 24/7 network monitoring, advanced protocol analyzing, in-depth packet decoding, and automatic expert diagnosing.

 2)   AdventNet ManageEngine OpUtils 4
The AdventNet ManageEngine OpUtils is a comprehensive set of 45+ unique system and network monitoring tools. This web-based software helps IT administrators monitor, diagnose and troubleshoot their IT resources. OpUtils is web-based and very quick.