When networking different devices, can you use the same standard?

YES BECUSE EQUIPEMENT OF DIFFERENT VENDOR WORK ON COMMON TECHONOLOGY AND STANDARDISATION 

Yes We can Beause networking hardware can diffirents type, alsoknown as network equipment or computer networking devices, are used in same network ohter networking hardware used in computer includes data center.... A data packet is typically forwarded from one router to another through the ... or multiple devices that need to receive it, rather than broadcasting the same.