1.6 Given a scenario, configure basic mobile device network connectivity and application support. Flashcards
You could a phone to be able to connect other devices to the internet one common way to do this is by turning your phone into a ___.
hotspot
If you’re the only one who needs this internet access through your smartphone, you can simply turn on ___.
tethering
What are some different wireless network types that you can enable or disable on your smartphone?
cellular network
802.11 Wi-Fi
Bluetooth radio
NFC network
If you were on a plane and wanted to enable only 802.11 network connection in order to not disturb communication devices. How would you do so quickly?
Turn on airplane mode to disable all networks. Then manually turn on only WiFi, leaving other radios disabled.
In iOS, you can go to the (1) ___ to manually enable or disable these networks, or use the (2) ___ that you can swipe down from the top of the screen and enable or disable the different networks from there.
1) Settings
2) Control center
There are many different ways to disabled networks on Android. One way is to go to (1)___ and then (2)___ to be able to control what networks you’d like to use.
1) Settings
2) Wireless and Network Settings
Bluetooth is what we call a ___.
personal area network (PAN)
What is the approximate range of a Bluetooth PAN?
10 meters (approx 32 feet)
To be able to use a Bluetooth device, you have to initially __ with the device. Both devices remember each other so it generally only needs to be done once.
pair
How to you pair with a Bluetooth device?
You would first enable Bluetooth on your smartphone and on the device that you would like to pair with.
Then you would put those devices in discoverable mode.
The name of a discovered device will appear on the other Bluetooth device.
A PIN will appear on both sides so that you can confirm that you have indeed selected the correct device. Once you’ve confirmed the PIN, you then choose to connect, and the devices are paired.
To be able to connect our smartphone to a cellular provider’s network, there needs to be a radio inside of this device that’s providing that communication. This is called a ___.
baseband radio processor
What radio inside a smartphone is specifically designed to communicate with the cellular provider’s network? It has its own firmware and memory.
baseband radio processor
The firmware associated with a phone’s baseband radio processor occasionally needs to be updated. And most often this update is done ___ and isn’t noticed.
over the air (OTA)
What kind of mobile phone update is common to CDMA networks like Sprint and Verizon?
PRL (Preferred Roaming List)
PRL stands for what, and what does it mean?
Preferred Roaming List. It is an update that tells the device which tower it should communicate with.
These mobile phone updates have specific radio settings, like ID numbers, network codes, and country codes so that your phone knows exactly how to use the wireless network.
PRI (Product Release Instructions)
Every mobile device on wireless carrier networks can be tracked through a unique code called an ___.
IMEI code (International Mobile Station Equipment Identity)
Every smartphone has a different ___ so your wireless carrier can allow access or disallow access based on this ___ value.
IMEI
If you’re purchasing a phone, you may want to check the ___ to make sure that it’s not locked, so when you receive the phone, it’s able to be activated on your carrier’s network.
IMEI
A type of identifier used by phone companies tied to the user’s SIM card rather than the device itself is known as a ___.
IMSI (International Mobile Subscriber Identity)
___ could be provisioned in the SIM card, which means you can move the SIM card between different phones and still maintain access to your wireless provider’s network.
IMSI
If you want a secure channel of communication between your smartphone and another device, you may want to enable ___ functionality.
VPN (Virtual Private Network)
What does a VPN do for mobile phone connections?
It creates a secure channel between your smartphone and another device.
Username and password, authentiaction tokens, server name, specific configuration settings, or a file sent by an administrator are some things that could be required to set up a ___ on a mobile device.
VPN
If you’re retrieving emails from an internet service provider’s email server, then you’re probably using the (1)___ protocol or the (2)___ protocol.
1) POP3 protocol
2) IMAP protocol
If you’re sending mail from a mobile device, you’re probably using the (1)___ protocol for that particular (2)___’s network.
1) SMTP protocol
2) ISP
If you’re on a corporate network, you may be using something like ___, which has a completely different process for sending and receiving emails.
Microsoft Exchange
If you’re using a number of providers that integrate email, such as ___, ___, or ___, then there are a number of additional steps that you’ll need to take to be able to configure those accounts to use certain protocols.
Google, Yahoo, or iCloud
___ protocol was used to retrieve ISP email messages onto mobile devices. Today, we don’t see ___ used quite so often because we need more flexibility with how we’re retrieving and viewing our email messages.
POP3 (Post Office Protocol version 3)
This protocol downloads a single message and gives you the option to delete it from the server it came from.
POP3
What are 3 possible steps to setup a POP3 connection for a smartphone to receive messages from it?
1) Enter the name of the POP3 server.
2) Enter username and password.
3) Provide a port number.
(The default ports are port 110, POP3s uses port 995.)
What is the default TCP port number for POP3?
TCP port 110
POP3s being a secure connection version of POP3, uses a ___ encrypted connection.
SSL (secure sockets layer)
What is the default TCP port number for POP3s?
TCP port 995
A more flexible protocol for retrieving email messages is the ___.
IMAP4 (Internet Message Access Protocol version 4)
This protocol allows us to retrieve messages, but leave them stored on a central server.
IMAP4
Unlike POP3, IMAP4 has the ability to create (1)___ and perform server-side (2)___ on the server.
1) folders
2) searches
How does the configuration needed for IMAP compare to the information you might need to enter for POP3?
Configuration is almost identical.
What are 3 possible steps to setup an IMAP connection for a smartphone to receive messages from it?
1) Enter the name of the IMAP server.
2) Enter username and password.
3) Provide a port number.
(The default IMAP TCP port is 143, SSL version uses TCP port 993.)
What is the default port for SSL IMAP4?
TCP port 993
What is the default port for IMAP4?
TCP port 143
Retrieving mail from your ISP is going to use POP3 or IMAP. But what protocol do you use for sending email messages to them?
SMTP (Simple Mail Transfer Protocol)
This protocol only allows you to send email from your local device to your ISP’s ___ server. There’s usually authentication involved.
SMTP (Simple Mail Transfer Protocol)
When putting in SMTP authentication settings, what must you do to ensure it can be received by the ISP?
Make sure that if you’re putting in SMTP authentication settings, that those match the SMTP settings that are configured on your ISP.
If we’re performing a simple SMTP with no authentication (rarely used), then we’re probably using port ___.
TCP port 25
Most authentication for SMTP is going to run over port ___.
TCP port 587
What are some ease of access advantages of an enterprise email such as Microsoft Exchange over POP3, IMAP, or SMTP?
Microsoft Exchange has an integrated calendar, set of contacts with search functions, reminders, and synchronization of this information.
The configuration options for Microsoft Exchange usually require what 4 steps?
1) You provide an email address
2) Specify the Exchange server name
3) Configure a Windows domain name.
4) Authenticate with a username and a password.
Microsoft Exchange also provides additional security for the email messages themselves. You can encrypt your emails using __.
S/MIME (Secure Multipurpose Internet Mail Extensions)
S/MIME allows you to both (1)___ and (2)___ the messages that you’re sending and receiving from Microsoft Exchange.
1) encrypt
2) digitally sign
Google Mail and Yahoo Mail are examples of what kind of email?
integrated services
Google Mail, Yahoo mail, and Exchange Online all optionally allows you to retrieve or send messages using ___ and ___.
IMAP4, POP3
The cloud-based service for Exchange is called ___.
Exchange Online
iCloud/Apple Mail support only ___ message retrieval.
IMAP4
What two protocols are used for retrieving mail?
IMAP, POP3
What protocol is used for sending mail to servers?
SMTP
Enterprise emails such as Microsoft Exchange are typically not for use at ___.
home
Integrated services provide their own ___.
email servers
