Cisco CLI
Protocols
Wireless
What were you thinking?
Know your Subnets
100

An exec mode command that reboots a Cisco switch or router.

What is reload?

100

This is the telecommunication protocol that all computers must use to be part of the Internet.

What is Internet Protocol?

100

This is the oscillation rate of an alternating electric current or voltage or of a magnetic, electric or electromagnetic field or mechanical system in the frequency range from around 20 kHz to around 300 GHz.

What is Radio Frequency (RF)?

100

qwerty, password, 111111, 12345678, password1 are the most common of these.

What are passwords?

100

What is the netmask for /19 network?

What is 255.255.192.0

200

Lists information about the currently operational trunks and the VLANs supported by those trunks.

What is show interfaces trunk?

200

Each one of these is separately numbered, includes the Internet address of its destination, and travels by different routes through the Internet.

What is a Packet.

200

This was the year that Wifi was first released to consumers.

What is 1997?

200

Martin-Router-King, Allyourpacketsbelongtome, Lordof thePings, 99problemsbutwifiaintone are examples of this.

What is SSID's?

200
In a Network with 62 hosts, what is the broadcast address for a the subnet with a Vlan ID address of .128?

What is .191

300

Specifies 802.1Q encapsulation on the trunk link.

What is switchport trunk encapsulation dot1q?

300

When this protocol is used, a special connection is opened up between two network devices, and the channel remains open to transmit data until it is closed.

What is TCP protocol?

300

These are 3 of the available options for AP modes in a Cisco WLC configuration.

What are local, flexconnect, monitor, Rogue detector, sniffer, bridge, flex+bridge, SE-Connect, sensor?

300

One major business client called to report they’d lost their internet connection. After sending out a team of engineers, it was discovered that the internet was down due to an employee in this business department cancelling a circuit to save $20 a month. This cost the business thousands in revenue and took almost two weeks to get back online.

What is the finance team?

300
This address is the standard address for IPv4 loopback traffic.

What is 127.0.0.1?

400

While executing the "sh spanning-tree" command - what are three of the available options to show more detail?

What are word, active, backbonefast, blockedports, bridge, detail, inconsistentports, interface, mst, pathcost, root, summary, uplinkfast, vlan, |, <cr>?

400

This protocolis a standard for data transmission in a local area network. It uses optical fiber as its standard underlying physical medium, although it was also later specified to use copper cable, in which case it may be called CDDI (Copper Distributed Data Interface), standardized as TP-PMD (Twisted-Pair Physical Medium-Dependent), also referred to as TP-DDI (Twisted-Pair Distributed Data Interface).

What is Fiber Distribute Data Interface (FDDI)

400

These are the available non-overlapping 20MHz channels in the 2.4GHz band.

What are channels 1,6,11?

400

This Samsung device is a initial attempt to a folding phone format.

What is the Samsung Galaxy Fold? Look it up!

400

What are the first, third, and 5th networks allowed by the following access-list:

access-list 101 permit ip any 192.168.0.1 0.0.255.0

What are:

192.168.0.1

192.168.2.1

192.168.4.1

500
This Cisco CLI command can be used to see if the T-cam is full on a specified interface.

What is show policy-map interface?

500

The network protocol was developed by principal development engineer John Murphy at Datapoint Corporation in 1976. It was originally developed to connect groups of their Datapoint 2200 terminals to talk to a shared 8" floppy disk system. It was the first loosely coupled LAN-based clustering system, making no assumptions about the type of computers that would be connected.

What is  ARCNET?
500

This is the standard default beacon period interval on both 2.4GHz and 5.0GHz on Cisco Wireless LAN Controllers.

What is 100 millisecs?

500

This was Apple's attempt at wireless charging pad.

What is airpower? Tech never made it to the market

500
This is the wildcard mask for the netmask of 255.255.254.0.

What is 0.0.1.255?