Paste from Excel, CSV, or plain text. Format auto-detected per line:
PCS-01 → creates a tag (name only)
PCS-01 10.0.0.101 or PCS-01,10.0.0.101 → creates a tag with a manual IP
PCS-01,10.0.0.101,my note → also includes a note
10.0.0.101 (IP alone) → assigns to the next empty slot in the target VLAN, in order