6
Modem connection Voice over IP connection Fax machine connection Telephone connection
Voice over IP connection
100 meters 412 meters 500 meters 1,000 meters 2,000 meters
100 meters
Which type of fiber optic cable supports 10 Gigabit Ethernet with a maximum segment length of up to 40 km?
10GBaseER single-mode
20 21 53 80 110
20 21
110 389 3389 123
3389
80 143 443 3389
3389
25 80 143 443
443
110 53 143 123
53
A network in a small geographic area, like in an office. The interconnection of components, such as laptops, printers, keyboards, and other wireless devices within a personal range (typically 10 meters or less). A network whose computers and servers are separated geographically, but still connected. An extension of a private network over a shared or public network, such as the internet.
A network in a small geographic area, like in an office.
Add a network card using an AGP slot. Clear the CMOS settings. Replace the motherboard. Add a network card using a PCI slot.
Add a network card using a PCI slot.
Coaxial cable Twisted pair cable Fiber optic cable Straight-through cable
Coaxial cable
Cross-talk interference Router interference Cat 5 Ethernet interference Wi-Fi interference
Cross-talk interference
Patch (or straight-though) cable configuration used to connect computers to network devices, such as switches and hubs. Crossover cable configuration used to connect computers directly to one another for networking. RJ11 configuration used to connect wireless routers to phone line connections. Rollover cable configuration used to connect computers to routers for console management.
Crossover cable configuration used to connect computers directly to one another for networking.
DNS Telnet DHCP ARP
DNS
NTP DNS WINS LMHOSTS file SMTP
DNS
802.11n Ethernet Token Ring Bluetooth ArcNet
Ethernet
Ethernet over Power AC Circuit Switch Ethernet multiplexer Power over Ethernet AC-enabled switch
Ethernet over Power
Fiber optic Twisted pair Wireless Copper
FO
TFTP SNMP SMTP LDAP FTP SSH
FTP
RJ11 RJ45 F-type ST BNC
F-type
Ability to install longer cable lengths Safer for installations in overhead ceiling spaces Lower cost Greater resistance to interference
Greater resistance to interference
Green with white Blue Green Orange with white
Green with white
Gateway Router Bridge Hub Switch
Hub
SMTP IMAP NTP POP3
IMAP
IP NetBIOS IPX/SPX PPP SLIP
IP
LC RJ11 RJ45 ST
LC
It connects multiple cable segments or devices and broadcasts frames to all of its ports. It connects multiple segments of different architectures. It translates frames and broadcasts them to all of its ports. It connects multiple segments of different architectures. It translates frames and forwards them to the appropriate segment. It connects multiple cable segments or devices and forwards frames to the appropriate segment.
It connects multiple cable segments or devices and forwards frames to the appropriate segment.
Mesh Ring Bus Star
Mesh
Tree Ring Star Bus Mesh
Mesh
Messages are sent directly to the correct destination device. Messages are broadcast to all devices connected to the network. Messages travel from one device to the next until they reach the destination device. Messages are sent to a central device, which then forwards the message to the destination device.
Messages are broadcast to all devices connected to the network.
Messages travel from one device to the next until they reach the destination device. Messages are sent to all devices connected to the network. Messages are sent to a central device, which then forwards the message to the destination device. Messages are sent directly to the destination device only.
Messages travel from one device to the next until they reach the destination device.
Twisted pair Category 6 Single-mode fiber optic Twisted pair Category 7 Multimode fiber optic
Multimode fiber optic
Protocol Network interface card Switch Bridge
Network interface card
Extranet Client/server Peer-to-peer Intranet
Peer-to-peer
Wide Area Network (WAN) Personal Area Network (PAN) Metropolitan Area Network (MAN) Local Area Network (LAN)
Personal Area Network (PAN)
PVC Plenum Multi-mode fiber STP
Plenum
Riser-rated RG-58 Plenum-rated CAT-6a Riser-rated CAT-5e Plenum-rated multimode fiber
Plenum-rated CAT-6a
Ethernet over Power Power over Ethernet AC-enabled switch AC Circuit Router Ethernet multiplexer
Power over Ethernet
CAT 6a Multimode fiber RG6 CAT 5e
RG6
RJ45 F-type RG58 RJ11
RJ11
RJ45 BNC DIX AUI
RJ45
Run the cable under the carpet. Periodically check the cable for kinks and wear. Replace the cable when necessary. Encase the cable in a protective shield and secure the cable to prevent it from slipping. Run the cable through the ceiling area instead of across the floor.
Run the cable through the ceiling area instead of across the floor.
SNMP SMTP POP3 FTP IMAP
SMTP
Drop the frame. Send the frame out the destination port. Send the frame out ports 2-8. Send the frame out all 8 ports.
Send the frame out ports 2-8.
Ring Bus Star Mesh
Star
Network adapter Router Hub Switch
Switch
Patch panel Bridge Switch Router
Switch
Switch Repeater Router Bridge
Switch
ICMP UDP TCP SNMP
UDP
TCP HTTP RTSP VoIP
VOip
When a frame enters a port, the destination IP address is copied from the frame header. When a frame enters a port, the destination MAC address is copied from the frame header. When a frame enters a port, the source IP address is copied from the frame header. When a frame enters a port, the source MAC address is copied from the frame header.
When a frame enters a port, the source MAC address is copied from the frame header.
