For each datum that changed, there should be "old" and "new" data.
New PC delivery, connecting to new LAN jackWhat happened: New PC delivery, connecting to new LAN jack
| Old | New | |
| Ethernet number | none | 0000c01a2b3c |
| State ID | none | 79165 |
| IP number | none | new |
| Username/function | none | Susan J Random |
| Jack number | none | 01 130x01N |
| Building & room | none | Sac 130 |
What happened: New PC delivery, replacing an existing LAN-connected PC, same user
| Old | New | |
| Ethernet number | 0000c0a5c619 | 0000c01a2b3c |
| State ID | 69667 | 79165 |
| IP number | 130.86.120.100 | same |
| Username/function | Tom Workman | same |
| Jack number | 01 157x02D | same |
| Building & room | Sac 157 | same |
What happened: Existing LAN-connected PC moved to new location/jack, same user
| Old | New | |
| Ethernet number | 0000c0a5c619 | same |
| State ID | 69667 | same |
| IP number | 130.86.120.100 | same |
| Username/function | Tom Workman | same |
| Jack number | 01 157x02D | 01 278x03N |
| Building & room | Sac 157 | Sac 278 |
What happened: Update username for existing LAN-connected PC (former user left CSUS)
| Old | New | |
| Ethernet number | 0000c0a5c619 | same |
| State ID | 69667 | same |
| IP number | 130.86.120.100 | same |
| Username/function | Tom Workman | Susan J Random |
| Jack number | 01 157x02D | same |
| Building & room | Sac 157 | same |
What happened: New PC (no NIC) replaced LAN-connected PC (NIC swapped)
| Old | New | |
| Ethernet number | 0000c0a5c619 | same |
| State ID | 69667 | 79514 |
| IP number | 130.86.120.100 | same |
| Username/function | Tom Workman | same |
| Jack number | 01 157x02D | same |
| Building & room | Sac 157 | same |
and so forth.