jobinterview

Question 1

tell me about yourself

Answer 1

In my last role I was a contractor for the government.

I was responsible for configuring and maintaining cisco switches and router
IOS upgrades

I configured taclanes which is an encryption device that the military uses

I have experience using ISE which is used for authentication

and i did monthly backups for all of our networking devices

Question 2

strength/ weakness

Answer 2

good problem solver
adaptable to new challenges and new enviornments

weakness- public speaking

Question 3

give me a example when you had a conflict

Answer 3

my team was doing monthly backups and i thought it would be a good idea to do them biweekly. My boss thought that would take up too much time. I suggested I would do the backups on my downtime because I thought it was important. He finally agreed.

Question 4

Tell me about the time you made a mistake

Answer 4

I was at a client site and I was in the data closet and I bumped a fiber connection and the whole floor lost connectivity. I was able to trace the fiber connection and reseated it and connectivity was restored

Question 5

BGP

Answer 5

is used for routing between different networks

Question 6

MPLS

Answer 6

used traffic management

Question 7

IS-IS / OSPF

Answer 7

are both used for routing in a single network

Question 8

Layer 2 and 3

Answer 8

Layer 2 - switching / mac addresses/ data link
Layer 3- routing /ip addresses / networking

Question 9

How to know if you have a layer 2 issue

Answer 9

ping the default gateway

Question 10

how to know if you have a layer 3 issue

Answer 10

ping a device in another subnet
traceroute - to see where the packet stops

check neighbor relationships

Question 11

when would you use ping

Answer 11

check for connectivity

Question 12

when would you use traceroute

Answer 12

helps pinpoint where the failure is

Question 13

DNS

Answer 13

domain name service
changes a domain name to an ip address

Question 14

DHCP

Answer 14

automatically assigns an ip address to a device

Question 15

tell me about a time you had a conflict

Answer 15

backups from monthly to biweekly

Question 16

you made a mistake

Answer 16

i was in a data closet and I bumped a fiber connection. the whole floor lost connectivity. I was able to trace back to the fiber - reseated it and floor gained connectivity

Question 17

BGP

Answer 17

is used for routing between different subnets

Question 18

MPLS

Answer 18

is used for traffic managment

Question 19

IS-IS / OSPF

Answer 19

are used for routing in a single subnet

Question 20

BGP

Answer 20

used for routing to different networks

Question 21

MPLS

Answer 21

used for managing traffic

Question 22

IS_IS /OSPF

Answer 22

both used for routing in a single subnet

Question 23

BGP

Answer 23

used for routing in different subnets

Question 24

MPLS

Answer 24

used for managing traffic

Question 25

IS_IS / OSPF

Answer 25

used for routing in a single subnet

Question 26

layer 2

Answer 26

data link layer switches mac addresses layer 2 issue if you ping the default gateway and it fails

Question 27

Layer 3

Answer 27

Networking layer Routing - Ip addresses there may be a layer 3 issue if you try pinging a device in another subnet and it fails

Question 28

conflict

Answer 28

backups- my team had been doing monthly backups and i thought it would have been a good idea to do them biweekly. My boss didnt think it was important enough to do them biweekly. I suggested that i could do them on my down time. He agreed and i started doing them biweekly

Question 29

Static routing

Answer 29

*manually configured *easy to configure for small networks

Question 30

Dynamic routing

Answer 30

routes are automatically learned by routing protocols