100+ Cisco Networking Interview Questions – Crack your Dream Job

Although no system is ever 100 percent protected, the ability for differentiating between typical network traffic as well as potentially harmful malware is considered crucial and provides the focus of this associate-level certification path. Also, if you wish to acquire this certification, you should gain the CCNP 300-410 ENARSI Dumps, which are being offered at the ITCertDumps.

Cisco Systems, Inc. is an American Multinational Company headquartered in San Jose, California amidst the Silicon Valley.

Cisco develops, manufactures, and sells Networking Hardware and Software Products and other high technology services.

Cisco also hosts IT Network Certifications in various domains like Routing and Switching, Security, Collaboration, Cyber Ops, Data Center, Cloud, Collaboration, Wireless, Service Provider, and Industrial. These Cisco Certifications are recognized globally.

Cisco is the market leader of the IT Networking Industry. A lot of IT Network Professionals wish to work at Cisco. Cisco carried out Interviews to hire candidates at various levels. If you are looking for Cisco Interview Questions, you are at the right place.

Here is the List of Frequently Asked Cisco Networking Interview Questions:

  • Which two flags are used in the core handshake of a typical TCP connection establishment?
  • Which layer determines if sufficient resources for the intended communication exist?
  • Which layer is responsible for Identifying and establishing the availability of Intended Communication Partner?
  • Which Protocol will test the connectivity without configuration of Layer 3 Protocols?
  • What are the important features Of OSI Layer 3-Network Layer? List the important characteristics of Switches.
  • What is the access list range for extended ACK, extended IP, and extended VLANS?
  • Which layer is responsible for providing mechanisms for multiplexing Upper-layer Application, Session Establishment, and Teardown of Virtual Circuits?
  • What is The UDP Datagram Format? Why does networking use a layered model?
  • Which service get data from multiple sources and allocate bandwidth on one?
  • What things should be considered while designing an enterprise network?
  • What Is Span Or PSPAN?
  • What Is TACACS+?
  • What is the Format used for configuring Subnet Mask For an IP Address?
  • Which Switching Method examines The Destination Mac Address?
  • What tools are used to Isolate and Troubleshoot Network Issues?
  • Does extended Ip Access List use Access List Range? If yes which?
  • State some essential characteristics of PPP PAP Authentication?
  • What are some ways you can improve network performance?
  • What are the phases Of ppp Session Establishment?
  • Explain which Authentication Method is used to set up a Session?
  • Explain Pre, Post, and In Order. State along with examples.
  • Why is the data link layer used in TCP/IP or OSI layer?
  • What is the OSI Layers, and what are their functions?
  • Which Compression Protocols Are Used For PPP?
  • Where is the Backup Configuration File found?
  • Which mechanism happens in a Traffic Light?
  • List Three Important Properties Of EIGRP?
  • Provide three features Of IP Access List?
  • What is the macro to set the nth bit?
  • Name a X.25 Addressing Standard?
  • What Is Windowing?
  • What is a Gateway?
  • What is routing?
  • What is a node?
  • What is a link?
  • What is the Sliding Window Protocol?
  • What are different routing protocols and how do they function?
  • Physical Address and Network Topology uses which OSI Layers?
  • Describe how can you meet challenges associated with IPv6?
  • What is a real-time OS and how it’s different from other OS?
  • Which Hardware Component stores Buffers, Tables, etc.?
  • What are some examples of Troubleshooting Methods?
  • How do you find an IP Address from a Mac Address?
  • What is the Cisco IOS Exec Command Trace used for?
  • One Command can specify how many DNS Servers?
  • Which Is the Serial Encapsulation by Default?
  • Important Features of Ppp Chap Authentication?
  • What are the characteristics of an IP Access List?
  • What Are The Important Characteristics Of Isdn?
  • Which OSI Layer helps ensure Packet Delivery?
  • Which Hardware is necessary for Broadcasts?
  • How can you vary the Router Boot Sequence?
  • What Is The Numbered Range of Ip Access List?
  • Can the Internet Layer handle an IP Packet?
  • List The Important Characteristics Of OSPF?
  • What Are The Important Features Of UDP?
  • What is The Data Link Mac Layer used for?
  • What Is The Default Serial Encapsulation?
  • What is a ‘Window’ in networking terms?
  • What is the advantage of using a switch?
  • What is Subnetting, and what is its uses?
  • List The Default Values In Eigrp Metric?
  • When does network congestion occur?
  • Define signal and interrupt handling.
  • Why Do We Have To Disable CDP?
  • What are the functions of RARP?
  • How is a TCP connection made?
  • OSI Layers and their functions.
  • What Is The Use Of DLCI?
  • The process of becoming a networker isn’t considered for the faint-hearted. It requires lots of hard work and nice and trustworthy CCNP 300-415 ENSDWI Dumps, like that offered at the ITCertDumps, to clear this grueling exam.

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  • What Is The Use Of ARP?
  • What Is Source Quench?
  • What Is ICMP Protocol?
  • What happens when a Wildcard Mask Bit is set to 0 in Cisco Routers?
  • What is VMPS?
  • State the abbreviation for the Router to tell it to check all numbers?
  • What Is the Default CDP holdtime in Seconds For Cisco Routers?
  • What is a firewall? What is the security level in the ASA firewall?
  • How to convert the User Data from DTE to WAN Service Form?
  • What Protocols can exist in the Protocol Field of an IP Packet?
  • Which forms of WAN Services are accessed by Cisco Routers?
  • What does a Cisco Router check first while using Access Lists?
  • Cisco Catalyst 5000 uses which LAN Switching Method?
  • Explain an IP Address to a non-networking professional.
  • State the use of “IP Name-server”?
  • Which command enables failover in an ASA firewall?
  • State the different memories used in a Cisco router?
  • How Many Access Lists are allowed Per Interface?
  • Which Field in the IP Packet has Network Testing?
  • What is the Cisco default TCP session timeout?
  • Explain how cut-through LAN switching works.
  • What is the Multilink Protocol MLPPP used for?
  • Describe the end-to-end Network Service?
  • What Are The Cisco HDLC Protocol?
  • What is a transparent firewall?
  • What Is Flow Or Netflow?
  • What is the purpose of TCP/IP or OSI layer?
  • What is the purpose of an IP Access List?
  • What are extended XNS and Extended VINES used for?
  • How will you use a linked list to stimulate 3 TCP/IP Packets?
  • Write a program to reverse a linked list.
  • What is the boundary problem in allocation of size of structures?
  • What is balanced binary tree?

You can also download the questions in PDF. Kindly click on the button below.

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Here a some of our other blogs you can refer:

  • CCNA Study Plan
  • Cisco Certification Roadmap to Success
  • Cisco Certification Jobs: How To Find The Right Role For Yourself

We hope that these Cisco Interview Questions will help you get towards your dream job.

If you wish to have all the perks of being certified with the exam, you should checkout the CCNP 300-420 ENSLD Dumps offered in the ITCertDumps’s Bootcamp Program.

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