Professional CCNA Interview Questions & Answers:

1. How many (minimum and maximum) ports are present in a router?

Please answer to this question

2. What is the draw back of OSPF protocol?

i) Single Area

ii) High Hardware Requirements

iii) Troubleshooting

3. Which protocol comes under Hybrid dynamic type?

EIGRP (ENHANCED INTERIOR GATEWAY ROUTING PROTOCOL)

4. Which protocol works only on Cisco routers?

EIGRP (ENHANCED INTERIOR GATEWAY ROUTING PROTOCOL)

5. What is the size of Hello Packets in EIGREP protocol?

50 BYTES

6. How much hold down time of EIGREP protocol?

15 SECONDS

7. What is Formula of Hold down time of EIGRP protocol?

HELLO PACKETS*5=15SECONDS

8. After how long EIGRP protocol Advertise its routing table?

5SECONDS

9. Which multicast IP EIGRP protocol use?

224.0.0.10

10. Which protocol called Rapid protocol?

EIGRP