my $comdb_copy_obj= new Net::Telnet (Timeout => 20, Input_log=>($PrepareENB_Telnet_copycomdb_log));

    if ($comdb_copy_obj->open(Host => $tftp_ServerIP, Port =>'23') != 1)
                   {
                           print ("connection success");
   
                           return "ERROR_CONNECTION" ;
                   }