Solution:

STEP 1

First Make sure that you can ping the IP address

ping IP

STEP 2

Telnet IP on Port 445

Has there be any IP changes lately? Please make sure that the firewall is properly set.

STEP 3

Check DNS issue

STEP 4

Check firewall (include local firewall or network firewall)

STEP 5

Check your Log files - /var/log/syslog or /var/log/messages

run following command from “cmd” window

reg add hklm\system\currentcontrolset\services\tcpip6\parameters /v DisabledComponents /t REG_DWORD /d 4294967295 /f