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If you have an older version of Wireshark on your Qlik server, remove both Wireshark and WinPcap, and then install the latest Wireshark version. But older versions included the WinPcap library, which does not support loopback capture.
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Accept the default settings and install npcap. Wireshark doesn’t capture localhost to localhost traffic Unfortunately, Wireshark alone doesn’t fix the problem. During the installation, a dialog displays where you can choose to install npcap.Download and install the latest version of Wireshark from.If you are trying to capture traffic from a machine to itself, that traffic will not be sent over a real network interface, even if it's being sent to an address on one of the machine's network adapters. To capture local loopback traffic, Wireshark needs to use the npcap packet capture library. After the traffic has been captured, stop and save the Wireshark capture. At the initial screen, select and double-click the Adapter for loopback traffic capture adapter. On the system where you want to capture loopback traffic, do the following: The following will explain capturing on loopback interfaces a bit. To start capturing traffic, run Wireshark.
#Wireshark capture localhost traffic how to
For information about how to use Microsoft Message Analyzer to capture SQL Server traffic for analysis, see Data Collection - How to use Microsoft Message Analyzer to capture SQL Server traffic for analysis.
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When you install npcap, it creates a new NIC, 'npcap Loopback adaptor', if you capture on this NIC, then it shows all 'local' traffic. Instead, use the Microsoft Message Analyzer. I dont understand your comment about 'declaring my 2 addresses on the virtual network card', normally you dont need to declare additional addresses just to capture local loopback traffic. IMPORTANT: If you are trying to capture traffic to and from an SQL Server, do not use Wireshark, because it does not readily display such traffic.