verifikacny, overovaci impulz....

Ak zatial v slovencine neexistuje ustaleny vyraz, budete musiet pouzit nejaky, ktory najlepsie vystihuje funkciu, ...

"prezencny" ... pritomny, pritomnost (niecoho....)

Predpoklad je ze mate cely text, ak nie tu je cast ako system
funguje...

"10 BASE-T MAU continually monitor the receive data path for activity as a means of checking that the link is working correctly. When the network is idle, the MAUs also send a link test signal to one another to verify link integrity. Vendors >>> ...

http://www.ethermanage.com/ethernet/10quickref/ch5qr_6.html