Network Adapter Properties( Comptia Objective 1.8)

Question 1

When you are troubleshooting a network connection one of the first questions you will be asked will be?

Answer 1

• What is the link speed and duplex?
• Be aware that auto negotiation doesn’t always negotiate
• Both sides must match

Question 2

How would you go about configuring the link speed and duplex settings for your network adapter card?

Answer 2

• First go to the control panel
• Next go to Network and Sharing Center and select the option “ Change adapter settings
• Then right click on the appropriate adapter you want to configure and select “ Properties”
• In the next window click on the “configure” button
• Next click on the advanced tab and select “ Link speed & duplex”

Question 3

What is another useful feature that allows a Windows computer to sleep until it is needed for something like an update?

Answer 3

• Wake on LAN( Useful for late-night software updates)
• Computer sleeps until needed
• Configured inside of the Power management tab under the network adapter properties

Question 4

What can be used to prioritize the various forms of network traffic such as Applications, VOIP and Video?

Answer 4

• Quality Of Service( QOS)
• Note your Network infrastructure must support QoS
• In Windows QOS assigns Differentiated Services Code Points( DSCP) which allows a network administrator to identify various types of web traffic and prioritize appropriately. These Code points are in the field in the IP header.
• There are two different types of DSCP code points one called Type of Service( TOS) field for IPv4 and Traffic Class Octet for IPv6. Can be configured under Group policy settings or Local computer settings to assign QOS policies or rules

Question 5

Sometimes you will find that the Network Adapter inside your system is disabled and can’t be accessed via the Operating System. In this situation how would you go about enabling it?

Answer 5

• Via the BIOS Settings
• Here you can choose to enable or disable devices such as a Network adapter card.
• To prevent anyone from just accessing the BIOS and changing these types of settings Admin passwords for the BIOS itself can be setup.