new Flashcards
Tell me about yourself
Im a Network Administrator with 5 years of experience.
*most of my experience is with configuring upgrading 9300 switches including implementing 802.1x and port security
*My goal for this position is to apply my experience and to also expand my knowledge of networking
Last employment
I was terminated because I consoled into the wrong switch which caused a security violation. It was a mistake on my part. It was completely unintentional.
As a result of an error that occurred when I consoled into the wrong switch and it caused a security violation, I was terminated.
Strength/ weakness
1)I quickly adapt to new challenges and environments
2)Im a good problem solver.
***
1) I tend to take on too much instead of delegating. But I’ve learned that trusting people is more efficient.
2)I can be a perfectionist spending too much time with every little detail
Challenging situation
I had to replace a codec which is a decoder for audio visual equipment. I had never done it before I had to some research on it. I was able to resolve it pretty quickly.
Working under pressure
I once had to troubleshoot a VOIP phone in a room full of high ranking officials. Keeping calm was the key.
Team Work & Collaboration
Our network was taken over my another unit and we lost our permissions. We had to have many discussions
Mistake
One of my first jobs I had I was at a client site. I was in the data closet and bumped into a fiber connection and it took down the whole floor. I finally figured out what the issue was.
802.1x/port security
802.1x- uses a authentication server (Radius) to verify the device.
Port security- limits the amount of mac addresses on the port
ISE
authentication /authorization of networking devices. Uses 802.1x and Tacacs
upgrading IOS
make sure flash has enough resources.
copy the new file to flash
Router / Switch
Router
layer 3 device
uses ip addresses
connects devices outside a local network
Switch
layer 2 device
uses mac addresses
connects devices within a local network
Trunk vs Access Port (VLAN)
Trunk - carries traffic to many Vlans
Access - carries traffic to a single vlan
VLAN
security / segmentation
Default route
instead of maintaining many routes you can use a single route which usually points to the core router
TCP vs UDP
TCP- connection oriented
http ssh telnet
Default gateway
an ip address that is used to allow traffic to flow outside of the local network
DHCP
domain host configuration protocol
an ip address that is assigned automatically
DNS
Domain name service
when a domain name is changed to an ip address
Tell me about yourself
*IM a network administator with 5 years of experience
*Most of my experience is in 9300 switches implementing 802.1x and port security
*my goal for this position is to bring my experience and also to expand my knowledge in networking
Last employment
I was let go due to an error which led a switch to go down for 30 minutes. There were systems alerted outside of the office. I took full responsibility for the incident which was a mistake that I made
Strength/Weakness
Strength-
Im adaptable to new challenges and enviornments
Problem solving
Good communication skills
Weakness-
I tend to take on too much not delegating.
Public speaking
Asking for help
Challenging situation
I replaced a codec which is a decoder for audio and visual equipment. I had never done it before. I had to research it and was able to resolve it
Teamwork & Collaboration
We were upgrading all of the networking devices in the building. We had a deadline. We would check in with other departments to make sure systems were up and running
Working under pressure
I had to trouble shoot a VOIP phone with a room full of high ranking officials
