Advanced Network Settings Flashcards

1
Q

What is a network location?

A

A saved state of Network preferences that contains all network interface settings.

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2
Q

Who can access network locations?

A

Only administrators can define network locations, but if more than one location exists, all users can use the Apple menu to switch between the various locations.

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3
Q

What is the default network location set by macOS?

A

Automatic

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4
Q

How do network settings differ from other preferences when modifying settings?

A

You must click Apply to activate the new settings.

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5
Q

Why wouldn’t the “Location” drop down menu appear in the Apple Logo menu?

A

Because there is only one location setup in network preferences (more than likely, Automatic). The Location drop down doesn’t show up until there are at least two network locations.

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6
Q

What are the four hardware network interfaces that macOS includes built-in support for?

A
  1. Ethernet
  2. Thunderbolt Bridge
  3. USB
  4. Wi-Fi
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7
Q

What is the ethernet network interface?

A

The family of IEEE 802.3 standards that define most modern wired local area networks (LANs)

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8
Q

Even though USB is not technically a network connectivity standard, why does macOS support it?

A

macOS supports a variety of USB adapters for Ethernet and adapters that provide internet access through cellular networks i.e. tethering

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9
Q

How does macOS support the use of cellular internet connections?

A
  1. USB cellular network adapters

2. Wi-Fi PAN

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10
Q

How does tethering work in regards to macOS and iPhone?

A
  1. Connect your iPhone to your Mac with a USB cable
  2. Turn on the Personal Hotspot feature on the iPhone
  3. Install any potential third-party drivers that may be needed to associate the Personal Hotspot with the Mac via USB
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11
Q

What feature gives you the ability to automatically authenticate to an iOS device’s personal hotspot service?

A

Handoff

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12
Q

What is a virtual network service?

A

A logical network within a hardware network interface

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13
Q

What built-in support does macOS include for virtual network services?

A
  1. Virtual private network (VPN)
  2. Virtual local area network (VLAN)
  3. Point-to-Point Protocol over Ethernet (PPPoE)
  4. Link aggregate
  5. 6to4
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14
Q

What is the VPN service?

A

They are primarily used to create secure virtual connection to private LANs over the internet.

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15
Q

What is the VLAN service?

A

Allows you to define separate independent LAN services on a single physical network interface.

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16
Q

What is the PPPoE service?

A

Used by some service providers to directly connect your Mac to a modem providing a high-speed digital subscriber line (DSL) internet connection.

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17
Q

What is the link aggregate service?

A

Used to define a single virtual LAN service using multiple physical network interfaces.

18
Q

What is the standard link aggregate that macOS Monterey uses?

A

Link Aggregation Control Protocol (LACP) also known as IEEE 802.3ad

19
Q

What is the 6to4 service?

A

It transfers IPv6 packets across an IPv4 network.

20
Q

What built in support does macOS include for network protocols?

A
  1. TCP/IP configured with DHCP
  2. TCP/IP configured manually
  3. DNS
  4. Wireless Ethernet (Wi-Fi) protocol options
  5. Authenticated Ethernet with 802.1X
  6. WINS (Windows Internet Naming Service)
  7. IP proxies
  8. Ethernet hardware options
21
Q

How does network service order affect network connectivity?

A

The network service order list is used to determine the primary network service interface if more than one service is active. All network traffic that isn’t better handled through a local connection is sent to the primary network service interface. So in most cases, all WAN traffic, internet traffic, and DNS resolutions are sent through the primary network service interface.

22
Q

What is the first thing to check when troubleshooting a network issue?

A

The network service list. It is updated dynamically as new services become active or as active services become disconnected.

23
Q

Where is the network traffic that isn’t being handled through a local connection sent?

A

To the primary network service interface.

24
Q

How do you reorder the network service order?

A

By dragging them into the order you prefer.

25
Q

What 6 options are available in the Action menu in Network preferences?

A
  1. Duplicate Service
  2. Rename Service
  3. Make Service Inactive
  4. Set Service Order
  5. Import/Export Configurations
  6. Manage Virtual Interfaces
26
Q

What are the three VPN protocols that macOS supports?

A
  1. Layer 2 Tunneling Protocol over Internet Protocol Security (L2TP over IPsec)
  2. Cisco IPsec
  3. Internet Key Exchange version 2 (IKEv2)
27
Q

What’s the easiest way to configure virtual private network (VPN) settings in macOS Monterey?

A

Using a configuration profile containing all the relevant VPN setup information

28
Q

What are the steps for manually configuring VPN settings?

A
  1. Click the Add (+) button at the bottom of the network service list in Network preferences
  2. Choose the Interface (VPN) and VPN Type and click Create
  3. Select the VPN interface, and enter the basic configuration settings on the right (VPN server address, and account name)
  4. Define the authentication methods to connect to the VPN
29
Q

True/False: Network service interfaces that may require a manual connection process automatically engage the DHCP or PPP process to acquire TCP/IP and DNS settings.

A

True

30
Q

What are the 6 Advanced setting panes that you can adjust in Advance Network Settings?

A
  1. TCP/IP
  2. DNS
  3. WINS
  4. 802.1X
  5. Proxies
  6. Hardware
31
Q

What are the two options to configure TCP/IP manually?

A
  1. Configure IPv4 using DHCP with manual address and manually enter the IPv4 address.
  2. Configure IPv4 manually and enter all information
32
Q

True/False: If you manually configure IPv4, you do NOT have to manually configure DNS server settings.

A

False. Click the DNS button ton inspect the DNS settings. Click the Add (+) button at the bottom of the DNS server list to add a new server.

33
Q

How can you prevent a Mac from automatically joining a Wi-Fi network?

A

In Advanced Network Settings for Wi-Fi, remove the network, or de-check the “Auto-Join” box.

34
Q

What does holding the Option key and then clicking the “Advanced” tab in Network Preferences do?

A

It reveals the Advanced Settings dialog with two additional columns: Hidden and Shareable

35
Q

What two ways is 802.1X configured on Mac computers?

A
  1. Automatic configuration through the selection of a Wi-Fi or Ethernet network that requires WPA/WPA2/WPA3/Enterprise authentication
  2. Semiautomatic configuration through an 802.1X configuration profile provided by an administrator
36
Q

What are the steps to manually figure WINS settings?

A
  1. Open and (if necessary) unlock Network preferences
  2. Select the network service you want to configure from the network service list
  3. Click Advanced
  4. In the Advanced settings dialog, click the WINS button to inspect the WINS settings
  5. To enable WINS, enter at least one WINS server IP address
37
Q

What are the only two URL schemes that macOS Monterey supports IF you are using a proxy auto-configuration (PAC) file?

A
  1. HTTP

2. HTTPS

38
Q

If you are configuring proxies automatically, which proxy protocols should be selected?

A
  1. Auto Proxy Discovery

2. Automatic Proxy Configuration

39
Q

What must you to do configure proxy settings manually?

A
  1. Select a proxy server and then type in its address and port number
  2. Select the “Proxy server requires password” checkbox if the proxy server is protected by a password. Enter account name and password.
40
Q

Why would you want to bypass proxy settings for certain Hosts and Domains?

A

If you want to make sure you’re receiving information directly from the host or domain and not information that’s cached on the proxy server.

41
Q

How do you manually configure ethernet settings?

A
  1. In Advanced settings, select the Hardware pane
  2. Choose Manually from the Configure drop down
  3. Made adjustments/custom selections from the other menus
  4. Click OK to save the configuration changes.