Additional Ethernet Switch Features

Question 1

Link Aggregation (IEEE 802.3ad)

Answer 1

Combines multiple physical connections into a single logical connection to minimize or prevent congestion

Question 1

User Authentication

Answer 1

(802.1x) Requires users to authenticate themselves before gaining access to the network

Question 2

Power Over Ethernet

Answer 2

(PoE 803.3af, PoE+ 802.3at) Supplies electrical power over ethernet and requires CAT 5 or higher copper cable

Question 3

PoE 802.3af & PoE 802.3at Watts?

Answer 3

Power Over Ethernet

PoE 802.3af Up to 15.4 watts
PoE 802.3at Up to 25.5 watts

Question 4

Port Monitoring or Mirroring

Answer 4

Makes a copy of all traffic destined for a port and sends it to another port

Question 5

User Authentication

Answer 5

(802.1x) Requires users to authenticate themselves before gaining access to the network

Question 6

Console Port

Answer 6

Allows for local administration of the switch using a separate laptop and a rollover cable (DB-9 to RJ-45)

Question 7

Out-of-Band (OOB) Management

Answer 7

Keeps all network configuration devices on a separate network

Question 8

MAC Filtering

Answer 8

Permits or denies traffic based on a device’s MAC address

Question 9

Traffic Filtering

Answer 9

Permits or denies traffic based on IP addresses or application ports

Question 10

First-Hop Redundancy

Answer 10

Uses Hot Standby Router Protocol (HSRP) to create virtual IP and MAC addresses to provide active and standby routers