1.4 Given a scenario, configure basic mobile-device network connectivity & application support Flashcards by Karolina Karczmarek-Giel

2 common types of 2G & 3G cellular networks?

GSM
CDMA

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Meaning of GSM?

Global System for Mobile Communication

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Meaning of CDMA?

Code Division Multiple Access

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Meaning of SIM?

Subscriber Identity Module

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How does GSM differ from CDMA?

Allowing users to use SIM cards on unlocked devices with chosen network provider

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Where is GSM adopted?

Internationally & by AT&T & T-Mobile in the U.S.

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How does CDMA differ from GSM?

Having the provider directly manage devices

There is no removable SIM card

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What was CDMA adoption largely restricted to?

Sprint & Verizon

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Meaning of PRL?

Preferred Roaming List

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Why do CDMA devices use PRL updates?

To get info. the cellular radio needs to connect to the network

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How are PRL updates done on CDMA devices?

Via settings or by dialing a special code

i.e. *228

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What cellular network types requires a SIM card?

4G & 5G

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What devices do not require manual PRL updates?

Devices with SIM cards

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2 common indicators used to represent 2G network connections?

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What 2G network does G indicator represent?

GSM

The E indicator means EDGE (Enhanced Data Rates for GSM Evolution)

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What 2G network does 1X indicator represent?

CDMA

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2 types of cellular network technologies 3G uses?

UMTS
EV-DO

They represent different standards for how mobile devices communicate with cellular network infrastrucutre in the 3G era

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Meaning of UMTS?

Universal Mobile Telecommunications Service

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Meaning of EV-DO?

EVolution-Data Optimized

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What 3G cellular network technology do GSM networks use?

UMTS

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What 3G cellular network technology do CDMA networks use?

EV-DO

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2G data speeds?

Up to 400 Kbps

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3G data speeds?

Up to 3Mbps

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What does the 3G network indicator H/H+ represent?

HSPA

HSPA is a subset of UMTS, it provides improved data rates

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Meaning of HSPA?

High Speed Packet Access

HSPA+ data speeds? | Subset of UMTS (3G cellular network technology)

Up to 42Mbps | Real-world performance is likely to be lower

What is the bandwidth of LTE-A (4G+)?

300Mbps | (In theory) Real-world performance is likely to be lower

Usual throughput of 5G?

Up to 300Mbps

3 things to configure when setting up mobile hotspot?

- Network name - Security type - Password

What is tethering?

Sharing a device's cellular data via USB or Bluetooth

How is tethering limited?

Some carriers restrict or charge for it

List the Bluetooth pairing process

- Enable Bluetooth - Enable pairing - Find device for pairing - Enter PIN - Test connectivity

3 common types of synchronization accounts?

- Microsoft 365 - Google workspace - iCloud

What accounts are used for accessing Microsoft Office suite & OneDrive subscriptions?

Microsoft accounts

What is the default domain for Microsoft 365 accounts?

**@outlook.com** | But you can also register with a third-party address (i.e. gmail.com)

What do google accounts grant free access to?

Google's Workspace & Google Drive storage

What domain is used for google accounts?

**@gmail.com** ## Footnote Google accounts do not support third-party email addresses (i.e. outlook.com)

What does an Apple ID account grant free access to?

Apple's productivity software & iCloud storage

What is the default domain for Apple ID accounts?

**@icloud.com** ## Footnote Apple ID accounts DO support third party addresses (i.e. gmail.com or outlook.com)

What are sub-accounts on mobile devices?

Additional accounts for services/apps

What do account settings in devices allow you to configure?

Features for account data sync

What does mobile device synchronization mean?

Copying data back & forth between devices

What do most email providers allow the OS to do?

Autodiscover connection settings

What does autodiscover mean?

Using DNS records published by the email service to configure email settings ## Footnote To connect to an autodiscover-enabled email account, choose the mail provider & sign in

What do many institutions use for corporate email?

Microsoft's Exchange mail server ## Footnote Exchange is often integrated into email client options

What info is required for manual setup of ISP or corporate email?

- Incoming mail server - Outgoing mail server - Whether TLS is used - Port(s)

What's the incoming mail server in ISP/corporate email setup?

FQDN or IP address of IMAP/POP3 server

Meaning of IMAP?

Internet Mail Access Protocol

Meaning of POP3?

Post Office Protocol 3

When is IMAP used as the incoming mail server in ISP/corporate email setup?

If viewing & accessing emails from multiple devices

What does POP3 do with emails?

Downloads email on device & removes it from server mailbox

What protocol does Exchange default to?

MAPI | But it still supports POP3 & IMAP

What's the outgoing mail server in ISP/corporate email setup?

Address of SMTP server

Meaning of SMTP?

Simple Mail Transfer Protocol

When should TLS be enabled in ISP/corporate email setup?

When connecting to the email server via public link | i.e. an open Wi-Fi hotspot

What is a restriction to enabling TLS in ISP/corporate email setup?

Mail provider must support it | Else TLS can't be enabled

Meaning of EMM?

Enterprise Mobility Management

What is EMM?

Management software to secure devices & apps in enterprises

What does "**visibility**" refer to in terms of device management?

Challenge of identifying & managing devices in a network

2 main functions of an EMM product suite?

- MDM - MAM

Meaning of MDM?

Mobile Device Management

Meaning of MAM?

Mobile Application Management

Purpose of MDM functionality within EMM product suites?

Set device policies for authentication, feature use, & connectivity | Feature use like camera & microphone ## Footnote i.e. requiring PIN, restricting camera, & only allowing connection to a specific Wi-Fi network

Purpose of MAM functionality within EMM product suites?

Set policies for apps processing corporate data & prevent data transfer to personal apps

What can a device enrolled with MAM software be configured into?

Enterprise workspace mode

What does Enterpise workspace mode in MAM do to devices?

Only allows authorized corporate apps to operate | Personal apps can still be used ## Footnote i.e. the app(s) used for corporate email, calendar, & contacts would store settings & data separately from the app used for personal email. Messages and attachments sent from the account might be subject to Data Loss Prevention (DLP) controls to prevent unauthorized forwarding of confidential or privacy-sensitive data

How can MAM suites push public/private apps to enrolled devices?

Via Apple Business Manager or Managed Google Play ## Footnote Apple Business Manager for iOS devices, Managed Google Play for Android devices