How to verify net.ipv4.tcp_tw_reuse parameter is working?

Solution Verified - Updated -

Issue

  • How to verify net.ipv4.tcp_tw_reuse parameter is working?
  • After I enable net.ipv4.tcp_tw_reuse=1 kernel tunable with sysctl, how to check if it really works?

Environment

  • Red Hat Enterprise Linux
  • TCP sockets in TIME WAIT state
  • net.ipv4.tcp_tw_reuse = 1 kernel tunable to re-use TW sockets

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