Introducing Cisco Data Center Networking (DCICN) — Question 27

Which two options are groups of network protocols that are categorized into the following OSI layers: application, data link, network, and transport? (Choose two.)

Answer options

• A. FTP, LLDP, GRE, BGP
• B. RDP, CDP, EIGRP, UDP
• C. SSH, LLDP, ICMP, TCP
• D. Telnet, ICMP, EIGRP, FTP

Correct answer: B, C

Explanation

Option B includes RDP (application), CDP (data link), EIGRP (network), and UDP (transport), correctly covering the required OSI layers. Option C contains SSH (application), LLDP (data link), ICMP (network), and TCP (transport), also fulfilling the criteria. The other options do not align correctly with the specified OSI layers.