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is the leader of a link group,
If it is restarted
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(start / stop) the GEN-IC may experience a TCP port change after start up, the link group will be momentarily broken. All the members of that link group will have temporarily lost their leader. You
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may have to wait for up to 5 minutes to have the link group restored with the leader accessible.
The GEN-IC instance port may change each time you start / stop the instance