TNG add port class
| Column Name | Column Datatype | Column Null Option | Column Comment |
| class_name | varchar(30) | not null | Class name of object |
| portstring | varchar(128) | not null | Return value from port scan |
| port | integer | not null | Active port for classification through port scan |
| override_decal | varchar(64) | with null | Override vendor bitmap for discovered object |
Product Name: Unicenter Network and System Management
Table Type: Table