CT4 General Flashcards
Three main types of firewall rules are?
Packet filtering
Proxy
Stateful inspection
When the trigger condition is met the virus unleashes its payload?
Delivery
A technique by which several hosts or computers share a single IP address for access to the Internet?
Network address translation
Unsolicited bulk email?
Spam
A system of computers, peripherals, terminals and databases connected by communication lines?
A network
A temporary IP address is also called a ?
Dynamic IP address
10.0.0.0 is an example of a ?
Private IP address
Allows you to direct inbound Internet traffic to connect to a specific application or computer within a private LAN via a predefined port?
Port forwarding
Provides the ability to dynamically open a specific inbound port based on a request from a local computer or user?
Port triggering
A secure connection to an organization private network?
VPN
IP address used on an IP gateway?
Gateway IP
Identifies all hosts/devices on the LAN?
Broadcast IP
/28 is a subnet of what and with how many static IP addresses?
255.255.255.240
13 static IP addresses
Forwards requests for particular port pair to another port pair?
Port address translation
IP address that encompasses the entire subnetwork (lowest in the value)
Network IP address
/30 is a subnet of what and how many static IP addresses ?
255.255.255.252
1 static IP address
IP address that is used on customer equipment ( usually static )
Routable IP address
/29 is a subnet of what and how many static ip addresses?
255.255.255.248
5 static ip addresses
2.4Ghz @ 100-150’ and speeds of 11Mbps?
802.11b
Allows you to open or close specific inbound ports to connected computers or firewalls configured with a public routable IP address?
True static ip port management
Enables you to request specific local hosts from accessing particular Internet applications?
Port blocking
2.4Ghz @ up to 160’ and speeds of 100+Mbps?
802.11n
Every time a virus runs it checks for certain conditions, usually a specific date. Whenever the trigger condition exists the virus delivers its destructive payload.
Event watching
This type of IP address is visible to the public?
Routable IP address
5Ghz @ 75’ speeds up to 54Mbps
802.11a
This virus inserts copies of itself into other program files.
Replication
Stealth viruses disguise themselves to avoid detection by antivirus software?
Camouflage
2.4Ghz @ 100-150’ and speeds up to 54 Mbps
802.11g
Tech log in credentials for business gateway ?
Username - mso
Password- “password of the day”
Using the gateway a customer can manage their users access to the Internet. Users can be blocked access to specific websites.
User access management
Provides essential protection for businesses by blocking unwanted users and data traffic from entering the LAN?
Firewall protection
The main types of virus?
Executable
Email
Worms
Trojan horse
Variant of spyware that displays advertising for products it thinks might interest you based on the website you are browsing ?
Adware
Software that enables a user to obtain covert information about another’s computer activities by transmitting data covertly from their hard drive?
Spyware
T568a connection?
Wg/G/Wo/B/Wb/O/Wbr/Br
In its simplest form, ________ is an electronic message?
Port 161?
SNMP
Port 69
TFTP
A descriptive name for an address or group of addresses on the Internet?
Domain Name
A customer would require ________ static ip addresses if they have multiple servers using different ports?
One
A set of computers connected to one another through a single device?
local area network
Port 993
IMAP4
Port 110
POP3
Port 443
HTTPS
A group of computers connected to one another through a group of networks?
Wide area network
Permits and blocks traffic with defined access control policy?
Firewall
Port 53
DNS
Port 80
HTTP
A technique by which several hosts or computers share a single IP address for access to the Internet?
Network address translation
Port 25
SMTP
Port 23
Telnet
How many total ip addresses in a /28 ?
16
Forwards requests for a particular ip port pair to another ip port pair?
Port address translation
How many total ip addresses in a /30?
4
What does a RJ45 straight connection connect?
Two different data devices
How many total ip addresses in a /29?
8
What does a rj45 crossover connection connect?
Two of the same devices
3x3?
3 transmit antennae
3 receive antennae
MIMO?
Multiple input multiple output
What are wifi limitations to non xfinity customers?
2-one hour complimentary sessions per month
Can pay for more if needed
How much peak upstream speed does a HD video conference per user need?
6-12Mbps
Document sharing and cloud backup consumes _________ of peak upstream bandwidth per user?
12.2Mbps
Heavy email and Internet user requires peak bandwidth of ________ per user?
5.5-6.8Mbps
Top three features of BCI?
Network superiority
Best in class wifi for business
Faster speeds than competition
A protocol used on the Internet for exchanging?
File transfer protocol
Features all Internet plans come with?
hosted microsoft exchange norton internet security online xfinity wifi basic web hosting off site and mobile access advanced ip gateway website building tool
Internet plans?
STARTER - 16/3 DELUXE 25 - 25/10 DELUXE 50 - 50/10 DELUXE 75 - 75/15 DELUXE 100+ - 100/20 DELUXE 150 - 150/20
568B tx colors and pins
WO/O one and two
568B Rx pins and colors
WG/G three and six
568A Rx colors and pins
WG/G one and two
568A tx pins and colors
OW/O three and six
What process involves multiple computers transferring data by taking turns sending and receiving information?
Half-Duplex
What equipment helps pick up fading communications from access point to access point in wireless netoworks?
Extension points
In what format are IPV6 addresses written?
colon-hexadecimal format, using numbers (0-9) and letters (A-F)
The host of an IPV6 address consists of how many characters?
16
The first half of an IPV6 address represents what?
The carrier network
Name two types of IPV6 addresses?
Link-local address global unicast address
Share and synchronize email, calendars, contacts and tasks.
Microsoft Outlook
Business welcome kit
Share documents and information, coordinate projects and get up to 10GB of storage and backup.
Windows Sharepoint
Bus welcome kit
Communicate from anywhere you have internet access, on all your mobile devices.
Mobile access
An online marketplace of cloud based small business applications that are specifically built for business.
Upware marketplace
Enables you to create a web presence that fits your business.
Web hosting
Included at no charge, this package offers the ability to build a 3-page website for your business at your own domain with easy to use online site building tools. You get 10MB of storage space and 100MB of data transfer.
Starter package
300GB of storage space, you can build a dynamic site with web scripting and data base support.
Business package
Put a large catalog online and sell your products securely with 400GB of storage space and integrated e-commerce functionality.
Commerce package
All of the fuctionality included in the commerece package with even more storage space. This bundle lets you buil, run and promote a big website without a big price.
Professional package
Over the past two years, Comcast has signed agreements to provide media and communications services to several pro sports organizations around the country, including the San Francisco 49’ers, Denver Broncos, Jacksonville Jaguars, Boston Celtics, Oakland A’s, Boston Red Sox, Detroit Tigers, Tennessee Titans and Atlanta Hawks.
.
With Comcast Business Internet you can protect up to __ PCs with Norton Security
3
802.11ac
1.3Gbps
5Ghz
230ft
802.11n
600Mbps
2.4&5 Ghz
230ft