In Which OSI layer Routers work?

The network interface:

A ____________ relied on ___________ a source IP address and sending an __________ request, commonly known as a ping message, to the broadcast address of a network block.

ARP is not useful if you are communicating using IPv4

____________ is an old ____________ logging system. It was initially developed as part of the mail server Sendmail.

Which sentence is false about Windows Event Logs?

Which of these terms is not related to cryptographic hashes?

Which affirmative is wrong about Sysinternals?

Which class of IP address provides a maximum of only 254 host addresses per network ID?

For which purposes can MD5 be used? (Select all the right options)