What are the most common internet connection types in a SOHO network?
DSL
Cable
FDDI
PPP
HDLC
T1
MPLS
What protocol is used to determine an unknown physical address
ARP
DNS
DHCP
NDP
To create a leased line, a physical path must exist between the two routers.
What protocol is used to derive an ip address from a name that is easier for humans to remember?
The leased line connection coming in from the TELCO typically uses a ________ connector.
RJ-48
RJ-45
RJ-11
RJ-6
IP focuses on routing data in the form of segments.
Slower leased line connections generally run in multiples of
64kbps
56 kbps
1.544 Mbps
9600 Bps
When building a WAN link in a lab without a true Telco connection, you must use a ________ cable
Cat 5e
Crossover
DTE/DCE
v.35
The routing process is sometimes referred to as path selection.
a router reuses the Ethernet frame a packet was received in, when sending a packet to its next hop.
What HDLC header field did Cisco add to their proprietary version of the ISO HDLC standard?
type
preamble
pad
MAC address
An IPv4 address is _____ bits.
32
48
64
128
'Octet' is a vendor neutral term for ____________?
byte
bit
nibble
group
1000BASE-LX uses________ and supports distances up to ________.
single mode fiber
multi mode fiber
5 km
70 km
IP addresses in the same group must not be separated by a router.
Addresses separated from each other by a _______ must be in different groups.
router
bridge
hub
switch
What two Ethernet standards made Ethernet a viable wan technology
1000BASE-T
1000BASE-LX
1000BASE-ZX
1000BASE-FZ
192.168.1.1 is a class_________ network
A
B
C
D
DSL is a viable replacement for a leased line.
172.42.15 27 is a class _______ address
Cable and DSL WAN links tend to cost less than a leased line because they utilize infrastructure that is likely already installed.
11.1.1.11 is a class _______ address
Leased lines use _______ pairs of wires and operate at __________.
2
4
full duplex
half duplex
127.10.21.1 is an assignable address in Class B
the Data link layer FCS field allows for
error detection
error recovery
error detection and correction
We like routing protocols because
they dynamically fill our routing tables
they place the best route in our routing tables
they notice when routes aren't available anymore, and they clean up.
they work quickly to add new routes
they prevent routing loops
A leased line exists as a single long cable through a Telco
EoMPLS uses an _________ standard header and trailer.
802.3
802.11
802.1Q
802.2
DSL connections are most likely ________________.
synchronous
asynchronous
HDLC is a layer ____ protocol
1
3
