Nationals 01 Flashcards
This layer of the OSI model includes pin layouts, voltages, cable specifications, hubs, and network interfaces.
Physical Layer
This layer of the OSI model communicates directly with the media that transmits bits
Physical Layer
This layer of the OSI model consists of a media access control layer (MAC) and logical link control layer (LLC)
Data Link
This layer of the OSI model ensures messages are delivered to proper LAN devices using MAC addresses
Data Link
This layer of the OSI model includes specifications for MAC addresses, Switches, ARP, and DHCP
Data Link
This layer of the OSI model manages logical device addressing, tracking device locations on network, and determining best path for moving data
Network
This layer of the OSI model includes internet protocol (IP), internet control message protocol (ICMP), and router information protocol (RIP)
Network
This layer of the OSI model segments and reassembles data from upper layers to be united on the same data stream.
Transport
This layer of the OSI model provides logical connection between sending and destination hosts, flow control, and error recovery
Transport
This layer of the OSI model includes user datagram protocol (UDP) and transmission control protocol (TCP)
Transport
This layer of the OSI model provides dialogue control between devices and coordinates communication between systems
Session
This layer of the OSI model ensures that an application’s data is separate from other user’s application data
Session
This layer of the OSI model includes specifications for NetBIOS and point to point tunneling protocol (PPTP)
Session
This layer of the OSI model is responsible for compression, encryption, and code formatting.
Presentation
This layer of the OSI model includes specifications for moving picture experts group (MPEG) and secure sockets layer (SSL)
Presentation
This layer of the OSI model includes specifications for hyper text transfer protocol (HTTP), file transfer protocol (FTP), simple mail transfer protocol (SMTP), and real-time transport protocol (RTP)
Application
This layer of the OSI model includes hardware specifications for voice over IP and Bluetooth devices
Application
This is layer one of the OSI model
Physical Layer
This is layer two of the OSI model
Data Link Layer
This is layer three of the OSI model
Network Layer
This is layer four of the OSI model
Transport Layer
This is layer five of the OSI model
Session Layer
This is layer six of the OSI model
Presentation Layer
This is layer seven of the OSI model
Application Layer
This establishes a secure connection to an organization’s private network using a public network such as the internet
Virtual Private Network (VPN)
This device provides a client PC the ability to tunnel into a LAN from the internet via an encrypted connection.
VPN Server or Endpoint
Comcast provides these tools to customers who wish to set up a VPN
Internet Connection, IP Gateway (or Modem), Static IP Address
These are two options for configuring a VPN endpoint
Assign a Static IP or Configure Port Forwarding
This is the demarc Comcast is responsible for when troubleshooting a customers VPN
IP Gateway / Modem
This is a network scheme in which portions of a network are connected to the internet, but information sent is encrypted
A VPN
A VPN encypted connection is also known as this
A Tunnel
Some VPNs may have this effect on a customers internet connection
Slow it down
Connections established to a VPN server are inherently this
latent
Three causes of VPN server connection latency
Distance and route, Simultaneously connected clients, Encryption protocols, Network Firewalls
A VPN connection speed is only as fast as this
The slowest link in the connection
This can only be disabled if the customer has a static block loaded on the device
WAN Firewall
This person should be present when installing new services at a customer’s business
The customer’s IT administrator
A business may want this feature enabled when they have their own router
Bridge mode
Static IPs will not route when this feature is enabled
Bridge mode
Disables the routing functions of the modem
Bridge mode
This feature can be enabled on a BWG/CBR to transparently bridge all customer ethernet traffic while enabling Xfinity Wifi
Advanced Bridge mode
This feature can be enabled on a BWG/CBR to transparently pass all ethernet traffic to the modem while disabling Xfinity Wifi
Basic Bridge mode
This prevents unauthorized access to or from a private network
Firewall
All messages entering or leaving the internet pass through this on the Comcast IP gateway
Firewall
This IP gateway feature allows an inbound connection request to be forwarded to a specific machine on the local network
Port Forwarding
This IP gateway feature is used to restrict outbound connections to a specific port and IP address
Port Blocking/Port Management
This IP gateway feature forwards all inbound traffic to a single specified local IP address
DMZ
Allow IP address to bypass the firewall
DMZ
This IP gateway feature translates a useable WAN IP’s inbound and outbound traffic to a specified local IP address
NAT/1 to 1 Network Address Translation
This IP gateway feature is a way to automate port forwarding based on outbound traffic on predetermined ports
Port Triggering
When a customer does not have an on site IT person, and requires services not covered by comcast, we can refer them to this Company
HelloTech
This device provides firewall protection, user access management, and advanced security features
Comcast Business IP Gateway
The Comcast Business IP gateway provides these features
Firewall protection, user access management, advanced security features
There are this many Ethernet ports on the back of the Comcast Business Router
8
There are this many telephone ports on the back of the Comcast Business Router
8
Ports 1, 3, 5, and 7 of the CBR and CBR2 are this version of registered jack
RJ14
Ports 2, 4, 6, and 8 of the CBR and CBR2 are this version of registered jack
RJ11
The backup battery backs up these lines on a CBR
phone lines 1 and 2
This Comcast Business device has built in WiFi 6 capabilities
CBR2
When installing the CBR2 over Epon, customers are limited to this many X1 boxes.
8
This color light indicates a 2.5Gbps ethernet connection on port 5 or 6 of the CBR2
Blue
The power LED will be lit this color when the CBR2 is using the backup battery for power.
Amber
This Comcast Business device can connect over HFC or EPON
CBR2
This Comcast Business device has 6 LAN ports.
CBR2
These Comcast Business devices support both phone and internet capabilities
CBR/CBR2
This must be installed along with the CBR2’s internal backup battery for voice customers over EPON
a UPS for the EPON device
This utility can be used to troubleshoot network issues by sending a packet to a specified address and waiting for a reply
Ping
This utility can be used to troubleshoot network issues by sending a packet to a specified host and showing how many hops the packet requires to reach the host
Traceroute
This should be done before replacing a previously working device
Record all of the settings
This is a frequent cause of connectivity issues for Comcast Business internet customers
Customer network problems
These type of IP Addresses are in a subnet block
Network, Routable, Gateway, Broadcast
These two steps can be taken to identify a duplicated static IP issue
Ping the static gateway IP and then unplug the modem
DHCP
Dynamic Host Configuration Protocol
Static IPs and Bridge Mode can be enabled/disabled without needing to log into the GUI through this tool
Tech360
The option to load static IP can be found in this location in Tech360
The modem’s context menu
Comcast Policy prohibits technicians from working on customer equipement past this point
Demarcation Point
The BWG/CBR combine these two pieces of internet gear
Modem and Router
This is a cloud internet security product offering SMB customers the ability to protect their business by customizing internet experiences at their sites
Comcast Business Security Edge
This Comcast business product automatically scans outgoing internet traffic requests to identify and block malware, phishing, and botnet cyber-attacks
Comcast Business Security Edge
This Comcast Business product allows customers to customize a block page and internet scheduling policies, provides a dashboard for internet activity details, has web filtering capabilities, and provides a regular activity report
Comcast Business Security Edge
This Comcast Business product works by redirecting DNS queries to Akamai DNS servers.
Comcast Business Security Edge
Cyber secrity add on for CB
security edge
Comcast Business Security Edge does not provide these types of protection
endpoint, VPN, Firewall, Antivirus
Software intended to damage or disable computers or computer systems
Malware
Network of hijacked zombie computers that are remotely used to steal data, send spam email, and perform DDoS attacks
Botnet
Most commonly deployed cyber threat
Phishing
This cyberattack is used to collect sensitve information through legitimate-looking websites and emails
Phishing
This Comcast business service provides DNS based threat defense and content filtering
SecurityEdge
SecurityEdge DNS is updated this often to stay current on potential threats.
Every 10 minutes
SecurityEdge DNS ignores this when processing a DNS request
Custom DNS settings on devices
Software intended to damage or disable computers or computer systems
Malware
Network of hijacked zombie computers that are remotely used to steal data, send spam email, and perform DDoS attacks
Botnet
Most commonly deployed cyber threat
Phishing
This cyberattack is used to collect sensitve information through legitimate-looking websites and emails
Phishing
This WiFi Pro feature allows customers to create a customized welcome page when the public WiFi is accessed
Splash Page
This Wifi Pro feature allows customers to capture analytics on connected and nearby clients through the WiFi Pro networks
Customer Analytics
This WiFi Pro feature provides a Facebook, Twitter, Instagram login to the customer on the guest splash page
Social Network Integration
This WiFi Pro feature provides customers with the ability to schedule while WiFi is broadcast from the business
WiFi Network Scheduling
This Wifi Pro feature provides customers with the ability to allocate a set limit for the downstream/upstream traffic on the guest WiFi network
Bandwidth Allocation
This Wifi Pro feature provides customers with the ability to allocate time limits to your guest’s WiFi usage sessions
Session Timeout
This Wifi Pro feature provides customers with the ability to prevent access to content deemed unacceptable by the business
WiFi Content Filtering
This Wifi Pro feature provides customers with the ability to Schedule and receive on-demand reporting on business analytics obtained from the WiFi Pro networks
Reporting
The WiFi Pro networks can be configured from this website
comcastwifipro.com
WiFi Pro access points can be provisioned with either of these two tools
Field Provisioning Portal or Tech360
WiFi Pro provisioning will typically take this long
10-15 minutes
These LEDs will be lit green upon successful WiFi Pro AP provisioning
All LEDs
WiFi Pro Access point coverage is approximately this
2500 Sq Ft
The maximum CAT5 run from the modem to WiFi Pro access point is this
300 Ft
The limit on the ceiling height for WiFi Pro device placement is this
20ft
WiFi Pro access points need these ports open
UDP 3851, TCP/UDP 80, and TCP 443
This is the maximum amount of concurrent users per WiFi Pro Access Point
60 users
This is the maximum amount of concurrent users per WifFi Pro Access Point radio
30 users
WiFi Pro is compatible with these additional bolt-on Business Internet services
Security Edge and Connection Pro
This Comcast Business product will back up mission critical items in the event of a service or power outage
Connection Pro
This is the download and upload speed of the connection pro when in backup
10mbps download and 1mbps upload
This is the amount of time Connection Pro can be on battery backup
8 hours with External UPS or 1 internal battery, 16 with 2 internal batteries
This is the wired throughput on the Connection Pro 1.0
300 Mbps
This is the wired throughput on the Connection PRo 2.0
1 gig
Connection Pro utilizes these LTE service providers
Verizon and AT&T
Connection Pro will not back up devices configured with this
Static IP
This equipment allows a group of phone stations to access a common set of telephone lines.
Key or PBX System
This equipment enables operators to deliver up to eight lines of telephony, tiered data, and other advanced Internet Protocol (IP) services
eMTA or Embedded Multimedia Terminal Adapter
This is required for all devices supporting business voice service.
Battery
This is a Telco standard device for connecting multiple telephone wires at a common point
66 Block/Punch-down Block
This is a device used to connect data wiring at a common point.
110 Block
This is the standard interface for connecting multiple pieces of telephone equipment, and can be the interface between the EMTA and 66 or 110 block demarcation point.
RJ-21X
This device is used for wire management on telecommunications equipment boards to avoid kinks and sharp bends.
Mushroom Spool
This uses an internal modem to transmit sales transaction data using a telephone line.
Point of Sale (POS) System
This type of eMTA backup battery must be assigned to an account
CBR/CBR2
This is the approximate proper loop current for off-hook phone status
39mA
This is the typical baud rate equipment should be set to for best compatibility with eMTA voice lines
9600 baud
This is the proper supervisory voltage for an eMTA
48V DC
This should be isolated if incompatibility is suspected with a Business Voice eMTA
customer’s/inside wires
The serviceability check that occurs prior to a site survey consists of these two components
Serviceability of the location and E911 serviceability
If the customer does not have a 66 block, this is considered the demarcation point for Comcast Business Voice service
Customer-facing voice jack on eMTA
This side of a 66 block is typically used by the service provider
left side
This side of a 66 block is typically used by the customer
right side
ILEC
Incumbent Local Exchange Carrier
This is the proper way to punch down a cable
Punched Downwards
When terminating Telephone/Ethernet cabling, twists should maintained up to this point
as far as possible
This much of the jacket should be stripped back when terminating telephone/ethernet wiring
Only as much as necessary to terminate
Telephone/ethernet wiring should be routed here when punching down onto a 66 block
Routed behind the 66 block
These connect the network side of a 66 block to the customer side
Bridge Clips
When punching into a 66 block you should always lead with this
The tip wire
Telephone signal should flow in this direction on a 66 block
from left to right
This is the star code to enable call forwarding always
*72
This is the star code to disable call forwarding always
*73
This is the star code to enable anonymous call rejection
*77
This is the star code to disable anonymous call rejection
*87
This is the star code to enable call forward busy
*90
This is the star code to disable call forward busy
*91
This is the star code to enable call forwarding no answer
*92
This is the star code to disable call forwarding no answer
*93
This is the star code to enable call forwarding not reachable
*58
This is the star code to disable call forwarding not reachable
*59
This is the star code to enable call forwarding selective
*63
This is the star code to disable call forwarding selective
*83
This is the star code to place a call on hold
*52
This is the star code to park a call
*68
This is the star code to pick up a parked call
*88
This is the star code for call return
*69
This is the star code for call return disable
*89
This is the star code to enable call waiting
automatically activated
This is the star code to disable call waiting
*70
This is the star code for call trace
*57
This is the star code for caller ID Delivery Blocking
*67
This is the star code for directed call pickup
*97
This is the star code for directed call pickup with Barge-in
*33
This is the star code to enable do not disturb
*78
This is the star code to disable do not disturb
*79
This is the star code to enable terminal make busy in a hunt group
*230
This is the star code to disable terminal make busy in a hunt group
*231
This is the star code to enable group make busy in a hunt group
*232
This is the star code to disable group make busy in a hunt group
*233
This is the star code for last number redial
*66
This is the star code to disable repeat dialing
*86
This is the star code for music on hold
*39
This is the star code for speed dial 100
*75
This is the star code for speed dial 8
*74
This is the star code for voicemail retrieval
*99
This is the star code for direct voicemail transfer
*55
This is the star code to enable call screening
*60
This is the star code to disable call screening
*80
This is the star code for speed dial 30
*75
document that includes special instructions and contract info
service order agreement/ business contract
cannot be strapped tapped or attached to exteriar of conduct
back bone cable
VoiceEdge Select is based on Business Voice Mobility along with these
Handsets. Automated Attendant, Hunt Group, Voicemail per seat, Enhanced Management Portal
VoiceEdge Select is available to be used at this many sites per customer
Single site only
VoiceEdge Select has these models of handset available for the customer to choose from
Panasonic KX-TPA60 (handheld) and Panasonic KX-TPA65 (Desktop)
This Cloud based PBX offers dedicated voice bandwidth via a separate modem for customers at a single site
VoiceEdge Select
VoiceEdge select can be mixed with any products except for these
Any advanced voice product
This VoiceEdge select feature answers inbound calls and provides choices to the caller
Automated Attendant
This VoiceEdge select feature allows customers to set a customer schedule to provide different prompts at different times of day
Automated Attendant
This is the maximum amount of phone numbers provided on a VES only order
9 (8 seats + 1 AA)
This voice feature enables calls to roll from seat to seat to ensure effective call handling.
Hunt Group
These are the types of hunt group available to VES customers
Sequential or Simultaneous
IMS
IP Multimedia Subsystem
IP Multimedia Subsystem (IMS) supports up to this many hunt groups per account
4
These are two benefits of a hunt group
Helps the caller get to a ‘live’ person and increases the odds of an answer
These comcast business SMB products offer readable voicemail
VoiceEdge Select and BV Mobility
This SMB voice product has a seat based pricing structure
VES or VoiceEdge Select
This SMB product has a line based pricing structure
BV Mobility
This is the cordless base station for VES phone systems
Panasonic KX-TGP600
The VES base station supports up to this many cordless phones
8
The VES base station supports up to this many concurrent phone calls
8
This is the approximate range of a VES base station
100’ - 150’
This is the wireless standard used by VoiceEdge Select
Digital Enhanced Cordless Telecommunications or DECT
Workers that need to move around the business would probably prefer this model of VES phone
KX-TPA60 Handset Phone
Workers who primarily work from a single location may prefer this phone
KX-TPA65 Desk Phone
This VES device is used for increasing the cordless range
KX-A406 repeater
This is the maximum amount of repeaters allowed per VES site
3
This is the maximum amount of concurrent calls a VES repeater supports
4
This VES device does not need to be provisioned
KX-A406 repeater
This VES device can not be set up in a cascaded configuration
KX-A406 repeater
CPNI
Customer Proprietary Network Information
This provides access to certain secured Voice settings and billing details on My Account portal
Security Pin.CPNI PIN
The first person to sign on to the My Account portal is assigned this role by default, which can be reassigned later if necessary
Primary Service Manager
If a customer is getting VES services and already has existing business internet and voice service, they will not need this at the time of install.
CPNI PIN
If a customer is getting VES services and already has existing business voice but no internet service, they will need this at the time of install.
CPNI PIN
VES customers with no existing Business internet or voice service will receive this at the time of install
CPNI PIN
VES services can not be configured on day of install if either of these are not present
Primary Service Manager (PM) or CPNI PIN
On a VES handset, the LED on the top left will turn on to indicate this
That the phone is charging
When a VES handset is in the charging cradle this can not occur
Power On or Off
These two modems are compatible to use for VES service
Arris 820 or 804
This eMTA type should not be used for Business Voice when installing new Business Voice service alongside new VES
8 port eMTA
CAAP
Comcast Advanced Activation Platform
VES telephone numbers are assigned to the Base Station mac in this
CAAP
If the email address in CSG is not valid, the CPNI PIN is sent to the service address via this
USPS
All hunt groups have these three sections
Entry Point, Treatment, and Exit Point
The default entry point for a hunt group with VES is this
When a caller dials the first user in the hunt group
Beginning July 8th, Comcast Business customers will no longer be able to purchase new or renew services for this product
VoiceEdge Select
In VoiceEdge select hunt settings, users can choose to skip to the next user based on this
number of rings
To enter maintenance mode on a VES handset follow these steps
Turn off phone, turn phone back on, when screen turns white hold talk button, press left softkey, press 8 1, press ok
This RSSI is the minimum that is adequate to support phone service for a VES handset or Deskphone
-68
Flashing red indicator light on a VES base station means this
The base is in registration mode
Do this to manually enter registration mode on a KX-TGP600 base
Press the button on the right side of the base
This feature lets a comcast business customer put a caller on hold while taking a second call
Call Waiting
This feature allows a Business Voice customer to choose which phone number appears on caller ID for outgoing calls
Call Masking
To factory reset a VES Base Station, do this
hold down the reset button for 35 seconds
IPEI
International Portable Equipment Identity
If the wrong or no phone number displays on the phone after registering to a VES base the mapping between this and the phone number is incorrect
IPEI or International Portable Equipment Identity
This has occurred if the VES base station indicator light shows a solid amber light
The base station has failed to obtain an IP address
This has occurred if the VES base station indicator light shows a blinking amber light after all phones are paired
The base station has failed to register all of the phones with the Comcast IMS network
This device deletes unused channels and inserts local video feed for subscription channels or other video feed such as cameras or promo video loops
Channel Deletion Filter and Combiner
This equipment is used widely in hospitality, nursing homes, and MDUS as a way to replace channels with their own form of broadcast
Channel Deletion Filter and Combiner
This loads a base-band signal onto the standard video channel carrier
Video Modulator
This connects to the combiner in the filter for local insertion of the subscription channel
Universal Digital Transport Adapter (uDTA)
This device provides secure HD content to commercial grade TVs for Hospitality and FTG services
Q2Q
Q2Q devices support up to this many Pro-Idiom: channels
76
This connects to the incoming RF before it encounters any drop or insert equipment
Universal Digital Transport Adapter (uDTA)
The uDTA is capable of these types of video output
HDMI, CH 3/4 analog
This device has a cable bypass output that allows for an additional device (such as a cable modem) to be connected to RF signal
uDTA
MDTA
Multi Digital Transmit Adapter
This device can serve analog video to multiple pieces of equipment with integrated screens (TVs, Fitness equipment, etc)
MDTA or Multi Digital Transmit Adapter
This device replaces the need for multiple set top boxes by converting digital video to an analog distribution
MDTA or Multi Digital Transmit Adapter
The MDTA supports these features
Free to Guest (FTG), Hospitality Digital Standard TV packages, Private View or Public View Broadcasts, Most local channel insertion methods
The MDTA can only be used to support a maximum of this many rooms.
50
The MDTA can only be used to support a maximum of this many outlets
100
The MDTA outputs analog video on these channels
2-72
The MDTA allows for channels to be inserted above this channel
72
This device contains six cable cards and supports delivery of up to 36 SD channels for hotels with 30 rooms or less.
Mini-mDTA (Vecima TC600)
This device contains 12 cable cards and supports delivery of up to 82 SD channels for hotels with 50 rooms or more.
MDTA (Multi Digital Transport Adapter)
This device contains an embeded modem, ten cable cards and supports coax delivery of up to 60 HD channels for hotels with 65 or more rooms.
Q2Q (QAM-to-QAM)
This device contains an embeded modem, ten cable cards and supports CAT5/6 delivery of up to 60 HD channels for hotels with 65 or more rooms.
Q2IP (QAM-to-IP)
For video distribution devices (MDTA, Q2Q, DSAN) the demarcation point is this.
The tap or ground block if present
If the XR2 flashes red when pressing channel up or down it indicates the remote is operating in this mode
IR or infrared
On an XR2, you can hold the setup button for three seconds and enter this code to check the battery power
999
When checking the battery power via the 9-9-9 code, four green blinks indicates this power level
Excellent
When checking the battery power via the 9-9-9 code, three green blinks indicates this power level
Good
When checking the battery power via the 9-9-9 code, two red blinks indicates this power level
Low
When checking the battery power via the 9-9-9 code, one red blink indicates this power level
very low
To unpair an Xfinity RF remote from a previous device hold the setup button and then enter this code
981
This process is used for hotels, MDUs, and small businesses to distribute a premium channel using just one DCT or a video source containing advertising or information for customers/guests.
Drop and Insert
This process diverts a portion of the multiplexed aggregate signals at an intermediate point and introduces a different signal for subsequent transmission in the same position
Drop and Insert
This is a tapping device providing isolation between tap and output terminals
Directional Coupler
This will occur if a channel deletion filter isn’t working properly
Co-Channeling
This is the first step in checking for a bad channel filter
Turn off the modulator and check for picture
These two X1 devices can be used for analog video output
XG2 and XiD
The Xfinity stream app allows this many concurrent viewers
5
PIE
Private Infrastructure Evaluation
This is the Keenness and depth of perception, discernment, or discrimination especially in practical matters:
Acumen
This is the Ability to make good judgments and quick decisions, typically in a particular domain:
Business Acumen
If a technician is unable to answer a customers question, this is the appropriate response:
Be honest, Give the customer a new point of contact, Follow Up
Electronic message sent from one device to another
Protocol used on the internet for exchanging files
FTP
Type of IP visible to the public
Routable IP
Descriptive name for an address or group of addresses on the internet
Domain name
Location for passing data in and out of your computer
Port
Combines the functions of a cable modem and a router in a single device
IP gateway
Unique number for each computer on a given network
IP address
What is the abbreviation for the internet service that locates and translates domain names into IP addresses?
DNS
A temporary IP address
Dynamic IP
This is an enabling force for developing and implementing agile, assured, and orchestrated Third Network services for the digital economy and hyper-connected world.
Metro Ethernet Forum (MEF)
Comcast Ethernet Network uses frame sizes in this range.
128 to 9000 (Jumbo Frame)
This layer of switch utilizes MAC addresses to quickly pass information from port to port
Layer 2
This layer of switch (CMTS/SUR), utilize IP addresses to pass information from port to port
Layer 3
EPL, EVPL, and ENS are ethernet solutions that operate on this OSI layer
Layer 2
EDI is an ethernet solution that operates on this OSI layer
Layer 3
This is the “size” of the network. It is defined either as a max or min amount of data that the network system can handle.
Bandwidth
This is the “success rate” of a network. It is defined as the amount of data that is successfully delivered in a given period of time.
Throughput
This is the “reliable bandwidth” of a network. It is defined as the amount of data that the network can transfer reliably over a given period of time.
Capacity
This is an intelligent routing protocol that makes routing decisions based on paths, network policies, and/or rule sets configured by the network administrator.
Border Gateway Protocol (BGP)
EPL
Ethernet Private Line
EVPL
Ethernet Virtual Private Line
ENS
Ethernet Network Service
EDI
Ethernet Dedicated Internet
This Comcast Business product offers point to point connectivity between two sites for bandwidth-intensive applications
Ethernet Private Line (EPL)
This Comcast Business product offers point to multipoint connections tailored by application
Ethernet Virtual Private Line (EVPL)
This Comcast Business product offers multipoint to multipoint connectivity for businesses with high bandwidth requirements and multiple locations
Ethernet Network Service (ENS)
This Comcast Business product offers high-bandwidth connectivity between a LAN and the internet
Ethernet Dedicated Internet (EDI)
Ethernet Virtual Private Line (EVPL) customers must have this standard of VLAN tagging enabled on their equipment
IEEE 802.1Q
99.99% availability means that our customers must not lose service for more than this amount of time per month
four minutes
99.9% availability means that our customers must not lose service for more than this amount of time per month
Fourty minutes
EDI circuits are typically divided into these two IP blocks
A point to point and customer allocation block
