Which Ethernet standards use 100BaseT media?

FastEthernet (FE) uses 100BaseT media standard with 100Mbps speed.

Which interface is used for VLAN tagging?

Subinterfaces are used for VLAN tagging in Router-on-a-Stick configurations.

Which commands verify interface status?

Both show interfaces status and show ip interface brief display interface status information.

What is the primary use of a loopback interface?

The primary use is to provide a stable, always-up virtual interface for network services, management, and testing. OSPF often uses it for Router ID persistence.

Which interfaces support 5G connectivity?

Cellular interfaces (4G/5G) provide backup connectivity for remote sites.

What does 'down/down' interface status indicate?

First 'down' indicates Layer 1 physical issue (no signals), second 'down' means administrative shutdown.

Which interface discards all traffic?

Null interface (Null0) is used to discard traffic and prevent routing loops.

What is required for GRE tunnel configuration?

GRE tunnels require tunnel source and tunnel destination parameters. Encryption is optional.

Which modern interface supports SD-WAN?

SD-WAN-Tunnel interfaces are used for cloud-connected branch offices.

What command enables a shutdown interface?

The no shutdown command activates an administratively disabled interface.

CCNA Cisco Router Interfaces Quiz 2025: Are You Prepared?

Asad Ijaz / News /

March 14, 2025

CCNA Cisco Router Interfaces Quiz 2025: Are You Prepared?

Ace your CCNA prep with this 2025 Cisco Router Interfaces Quiz! Test your knowledge of interface types, CLI commands, and configurations. Identify gaps, master troubleshooting, and boost exam readiness!

Network Interfaces Certification Test

Asad Ijaz

NetworkUstad's lead networking architect with CCIE certification. Specializes in CCNA exam preparation and enterprise network design. Authored 2,800+ technical guides on Cisco systems, BGP routing, and network security protocols since 2018. Picture this: I'm not just someone who writes about tech; I'm a certified expert in the field. I proudly hold the titles of Cisco Certified Network Professional (CCNP) and Cisco Certified Network Associate (CCNA). So, when I talk about networking, I'm not just whistling in the dark; I know my stuff! My website is like a treasure trove of knowledge. You'll find a plethora of articles and tutorials covering a wide range of topics related to networking and cybersecurity. It's not just a website; it's a learning hub for anyone who's eager to dive into the world of bits, bytes, and secure connections. And here's a fun fact: I'm not a lone wolf in this journey. I'm a proud member and Editor of Team NetworkUstad. Together, we're on a mission to empower people with the knowledge they need to navigate the digital landscape safely and effectively. So, if you're ready to embark on a tech-savvy adventure, stick around with me, Asad Ijaz Khattak. We're going to unravel the mysteries of technology, one article at a time!"

→ Asad Ijaz