How to trace a client connecting to a Virtual Service

This article will outline some steps to trace a particular client IP address that is connecting to a Virtual Service on the LoadMaster.

Product: LoadMaster

Version: Any

Platform: Any

Application: Any

How to trace a client connecting to a Virtual Service on the LoadMaster for troubleshooting purposes.

Here are some steps to take a TCP Dump/Packet Capture on the LoadMaster as follows:

- In the main menu, go to System Configuration > Logging Options > System Log Files > Debug Options (or on newer firmware versions, the TCP Dump option is now available under Troubleshooting).
- The TCP Dump option is visible at the end of this page.

- Enter the Client IP Address to be traced.
- Click Start, wait for the client to connect to the Virtual Service, then click Stop, followed by Download.
- Analyse the pcap file using a tool like Wireshark.

Or, the Extended L7 Debug logs can be enabled on the Virtual Service in question as follows:

https://support.kemptechnologies.com/hc/en-us/articles/6600401311245-Extended-L7-Debug

Performing a TCP Dump/Packet Capture on the LoadMaster:

https://support.kemptechnologies.com/hc/en-us/articles/360030802632-Performing-a-TCPDump

Extended L7 Debug logs:

https://support.kemptechnologies.com/hc/en-us/articles/6600401311245-Extended-L7-Debug