Here's a good checklist: http://www.zedansolutions.com/help_install_push_failed.htm
Sounds like port contention. Try using 8088 for http transfer of signatures.
This is the best ESET NOD32/ESS step-by-step I've ever seen. Follow the steps carefully and it has worked for me every time....
You could create a configuration with Interval between connections to server set to 1 (one minute), then push that to the client. Not an...
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