Cisco Network Engineer Interview Questions with Answers
Question: 1. What Is The Access List Range For Extended Ip Access List?
Answer:
The access listing range is a hundred – 199.
Question: 2. Name A X.25 Addressing Standard?
Answer:
X.121 is a x.25 layer three add. General.
Networking Interview Questions
Question: 3. List Three Important Properties Of Igrp?
Answer:
It is a composite metric. There are updates every 60 seconds and it’s far a poison opposite.
Question: 4. Where Can The Backup Configuration File Be Found?
Answer:
It is stored within the NVRAM.
Networking Tutorial
Question: five. What Are The Three Features Of Ip Access Lists?
Answer:
There are 3 specific sorts of access lists. These are general, extended and named.
CCNA Interview Questions
Question: 6. How Can A Router Be Configured?
Answer:
It may be configured through TFTP, Nvram or Console
Question: 7. Which Mechanism Takes Place In A Traffic Light?
Answer:
Flow control
Dynamic Link Library (DLL) Tutorial Switching Interview Questions
Question: eight. What Is Windowing?
Answer:
It is a type of glide manipulate.
Question: nine. Which Filters Are Used To Control Sap Traffic?
Answer:
Input sap filter and output sap filters can be used for the same.
Firewall Support Interview Questions
Question: 10. Which Hardware Component Is Used To Store Buffers, Tables, Etc.?
Answer:
RAM
Question: 11. What Are The Important Features Of Udp?
Answer:
It is the layer 4 shipping protocol and has no handshaking.
Routing Protcol Interview Questions
Question: 12. What Is The Number Range Of Ipx Access List?
Answer:
The variety is 800-899
Networking Interview Questions
Question: 13. Name The Osi Layer Which Helps Ensure Packet Delivery?
Answer:
Network layer.
Question: 14. How Can You Vary The Router Boot Sequence?
Answer:
It may be performed by way of boot gadget commands and config check in.
Question: 15. Which Hardware Is Necessary For Broadcasts?
Answer:
transfer, repeater and bridge.
Cisco Interview Questions
Question: sixteen. What Are The Important Characteristics Of Ppp Pap Authentication?
Answer:
Username and password is despatched in clear textual content and The authentication controls remote node.
Question: 17. Which Switching Method Is Used To Examine The Destination Mac Address?
Answer:
Cut thru is the switching method used to look at it.
Cisco Nexus switches Interview Questions
Question: 18. What Is The An Important Feature Of Rarp.?
Answer:
The complete form of RARP is Reverse Address Resolution Protocol. It is used to start remote O/S load sequence.
CCNA Interview Questions
Question: 19. Which Protocol Helps Test The Connectivity Without Configuration Of Layer 3 Protocols?
Answer:
CDP protocol
Question: 20. What Is The Use Of Ipx Sap?
Answer:
It stands for Service Advertising Protocol and it is used to put it on the market offerings.
Firewall (computing) Interview Questions
Question: 21. List The Default Values In Eigrp Metric?
Answer:
The default values are bandwidth and postpone.
Question: 22. What Is The Default Serial Encapsulation?
Answer:
HDLC is the default serial encapsulation.
Question: 23. What Is The Use Of Arp?
Answer:
It is used to decide the MAC Address of a workstation.
Cisco Unified Computing System Interview Questions
Question: 24. What Is The Use Of Dlci?
Answer:
It is used to perceive the PVC in frame relay community.
Switching Interview Questions
Question: 25. Important Features Of Osi Layer three – Network Layer?
Answer:
Determines the path, multiplexing and management of classes.
Question: 26. List The Important Characteristics Of Switches?
Answer:
The bandwidth is extended and collision domain names are created. Also it helps ahead site visitors the usage of mac deal with.
Router Interview Questions
Question: 27. Which Osi Layer Is Used For Physical Address And Network Topology?
Answer:
The Data hyperlink layer serves this cause.
Firewall Support Interview Questions
Question: 28. Why Do We Have To Disable Cdp?
Answer:
To shop the bandwidth by using reducing overhead and to hook up with a non cisco router.
Question: 29. What Are The Important Characteristics Of Isdn?
Answer:
It transports each voice and records, and same as X.25
Enhanced Interior Gateway Routing Protocol (EIGRP) Interview Questions
Question: 30. List The Important Characteristics Of Igrp?
Answer:
Multiple unequal paths, self sufficient machine range, and so forth.
Question: 31. What Is The Range Of Extended Ip Access List?
Answer:
The range is one hundred-199
Question: 32. Which Hardware Component Is Used To Store Backup Configuration?
Answer:
NVRAM is used for this.
Dynamic Link Library (DLL) Interview Questions
Question: 33. Which Is The Ipx Serial Encapsulation By Default?
Answer:
HDLC
Routing Protcol Interview Questions
Question: 34. Important Features Of Ppp Chap Authentication?
Answer:
Authentication messages and local router challenges
Question: 35. How Many Dns Servers Can Be Specified With One Command?
Answer:
6 DNS Servers may be targeted with one command.
Question: 36. What Is The Use Of Cisco Ios Exec Command Trace?
Answer:
The “trace [protocol] [destination]” is used to find out routes that packets will tour to their vacation spot hosts. TTL (Time to Live) is used to file vacation spot route records.
Cisco Interview Questions
Question: 37. What Is The Use Of “ip Name-server 255.255.255.255?
Answer:
It sets the domain name lookup to be a neighborhood broadcast.
Question: 38. Which Format Is Useful For Configuring The Subnet Mask For An Ip Address?
Answer:
dotted decimal, hexadecimal and bit rely codecs can be used.
Question: 39. Which Process Is Used To Find An Ip Address From A Mac Address?
Answer:
RARP Process
Question: 40. What Is Source Quench?
Answer:
It is the condition whilst the router lacks any more buffer area.
Cisco Nexus switches Interview Questions
Question: forty one. What Is Icmp Protocol?
Answer:
It is used to carry messages like vacation spot unreachable, supply quench, parameter problem, time exceeded, timestamp, cope with respond and deal with request.
Question: 42. Name Any Two Protocols Which Can Exist In The Protocol Field Of An Ip Packet.?
Answer:
These are TCP and UDP Protocols.
Firewall (computing) Interview Questions
Question: forty three. Which Field In The Ip Packet Has Network Testing?
Answer:
The community trying out is observed in IP Options discipline.
Question: forty four. How Does The Internet Layer Know How To Handle An Ip Packet?
Answer:
The type of service tells it.
Question: forty five. What Is The Use Of Ddr On Cisco Routers?
Answer:
It is used for dial on call for routing. DDR presents routing for low quantity and periodic traffic.
Question: 46. Cisco Router Has Two Types Of Access Lists?
Answer:
Standard and Extended
Question: 47. What Do You Know About The Udp Datagram Format?
Answer:
Source Port – sixteen bits, Destination Port – 16 bits, Length – sixteen Bits, Checksum – sixteen bits, Data
Question: forty eight. When Using Access Lists, What Does A Cisco Router Check First?
Answer:
The cisco routers checks whether or not the packet is routable or bridgeable
Question: 49. How Many Access Lists Are Allowed Per Interface?
Answer:
One Access listing according to port, consistent with protocol is permitted.
Question: 50. What Happens If We Set A Wildcard Mask Bit To zero In Cisco Routers?
Answer:
The router assessments the corresponding bit fee.
Question: 51. Which Abbreviation Is Used To Tell The Router To Check All Numbers?
Answer:
host
Question: 52. Which Service Is Used To Get Data From Multiple Sources And Allocate Bandwidth On One?
Answer:
TDM or Time Domain Multiplexing
Question: fifty three. How Can We Convert The User Data From Dte To Wan Service Form?
Answer:
We can use the Modem, CSU/DSU and TA/NT1 for this.
Question: fifty four. Which Are The Different Forms Of Wan Services Accessed By Cisco Routers?
Answer:
These are Switched offerings, Using protocols connecting peer to peer devices and Interface front give up to IBM Enterprise Data center computer systems.
Question: fifty five. What Are The Cisco Hdlc Protocol.?
Answer:
It carries the Flag, Address, Control, Proprietary, Data, FCS and Flag.
Question: 56. What Is The Quality Protocol?
Answer:
It monitors information dropped on a hyperlink.
Question: 57. What Is Magic Number?
Answer:
It allows keep away from body looping.
Question: fifty eight. What Is The Use Of Multilink Protocol Mp?
Answer:
It is used to provide load balancing throughout multiple hyperlinks.
Question: 59. Which Authentication Method Is Preferred To Set Up A Session?
Answer:
CHAP
Question: 60. Which Compression Protocols Are Used For Ppp?
Answer:
Stac and Predictor
Question: 61. Name And Explain The Phases Of Ppp Session Establishment.?
Answer:
These are link status quo phase, authentication phase and the network layer protocol section.
Question: 62. Name The Default Ipx Ethernet Encapsulation?
Answer:
Novell-Ether is the default IPX Ethernet encapsulation.