Is it possible to detect non cisco devices connected as neighbors

in CCNA & CCENT
For cisco devices, I can detect them using sh cdp neighbor.
For non cisco devices, is there any other method other than checking the interface description?:D
For non cisco devices, is there any other method other than checking the interface description?:D
Comments
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Mr.Robot255 Member Posts: 196 ■■■□□□□□□□
router(config)#lldp run
to enable it as its disabled by default