Comp 4 Exam

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What is distributed switching?

It is a single distributed vSwitch that can service VMs across multiple hosts.

A network TAP serves what purpose on a network?

It provides a mirrored port for monitoring traffic between other ports.

At what layer of the OSI model do proxy servers operate?

Layer 7

When using Spanning Tree Protocol, what is the first step in selecting paths through a network?

STP must first select the root bridge, or master bridge.

Which of the following is an example of proxy server software?

Squid

The PEAP standard creates an encrypted TLS tunnel between the supplicant and the server before proceeding with the usual EAP process.

True

Which DSL standard has the fastest speeds immediately outside the CO?

VDSL

Which type of uninterruptible power supply uses AC power to continuously charge its battery, while also providing power to devices through the battery?

online UPS

Which command on an Arista switch would require an SNMP notification when too many devices try to connect to a port?

switchport port-security

When using DOCSIS 3.0, what is the minimum number of channels that can be used?

4

In North America, what ISDN connection type used two B channels and one D channel?

Basic Rate Interface (BRI)

Where does an MPLS label go in a PDU?

Between Layers 2 and 3

In metro settings, end-to-end, carrier-grade Ethernet networks can be established via what protocol?

Carrier Ethernet Transport

At what point is a packet considered to be a giant?

It becomes a giant when it exceeds the medium's maximum packet size.

What does the Common Address Redundancy Protocol do?

It becomes a giant when it exceeds the medium's maximum packet size.


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