TTworkbench: My license server is firewalled. What to do?

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TTworkbench: My license server is firewalled. What to do?
Please ask your system adminitrator to release two TCP ports for the license server and vendor daemon. If no specific port number is defined for TCP/IP connection between the lmgrd, vendor daemon and client, the default number from 27000 to 27009 is used. In normal case, you do not need to/should not change the license file. But in case of special firewall setting, you can define the port usage and allow the traffic explicitly.  You can use any text editor to modify the license file (license.dat) and assigne the port numbers (in red) explicitly as below: SERVER VENDOR TTECH port=   ATTENTION: The rest must NOT be changed. Otherwise the license will not work!