Answer:
Use the following steps to resolve the connectivity problem:
- Try to manually ping the server to check its existence in the network
- Be sure that the firewall of both Server and Node are turned off
- If you are using Quick Heal firewall then check the following:
- Right Click on Quick Heal Firewall Icon on Task Bar
- Click on Setting
- Click LAN Setting under Firewall
- Check all the three check boxes
- Use Apply button
- Use Ok button


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