3 ms·
Cisco osi model levels/layers 1 to 7: physical, data link, network, transport, session, presentation, application. Port numbering is a transport layer feature,
by robbedpeter 5y ago
Cisco osi model levels/layers 1 to 7: physical, data link, network, transport, session, presentation, application.
Port numbering is a transport layer feature, so it's technically a transport level / layer 4 vulnerability, not network.