mount error(115): Operation now in progress Refer to the mount.cifs(8) manual page (e.g. man mount.cifs)
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 your Log files