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Home > Success Center > VoIP & Network Quality Manager (VNQM) > VNQM 4.2.2 Hotfix 2

VNQM 4.2.2 Hotfix 2

Fixed issues

This hotfix addresses the following issues:

  • SNMP timeout issues affecting SNMP polling. 
  • AXL MSMQ pile up.
  • Phones appear as unlicensed even if an SLAX license is used.
  • Issue with additional poller phones licensing.


  • VNQM 4.2.2


  • The extracted zip folder contains a setup.exe file.
  • Run the EXE file on the Orion server where VNQM is installed.
  • When you run the EXE file, it detects the version of VNQM on the server, and extracts the files into the same folder where the EXE file is saved.

Installation instructions

  1. Log in to your SolarWinds Orion server as an administrator.
  2. Stop all SolarWinds services using the Orion Service Manager. 
  3. Create a backup of the following files, which are typically placed in the c:\Program Files (x86)\SolarWinds\Orion\VoIP Monitor\ folder:


  4. Replace the DLL files in c:\Program Files (x86)\SolarWinds\Orion\VoIP Monitor\ with the DLL files contained in this fix.
  5. If you use Windows Server 2008, unblock each copied file by completing the following procedure:
        a. Right-click the file and select Properties.
        b. Navigate to the General tab.
        c. If there is a security warning, click Unblock.
        d. Click OK.
  6. Start all SolarWinds services using the Orion Service Manager.


Last modified
07:39, 3 Jan 2017