___________ defines LAPD, which is responsible for the data-link layer connection between the router and the ISDN switch.
Q.931
Q.921
I.921
I.931
Correct Answer :
B. Q.921
Related Questions
Which metric components, by default, are used in IGRP? (Choose all the correct answers.)
Delay
Reliability
Load
Bandwidth
Which prompt indicates that you are at User EXEC mode?
>
#
%
@
Which 2950 command enables trunking?
switchport mode trunk
trunking on
trunking enable
switchport trunk on
How many steps do LCP and NCP go through when setting up a connection?
1
2
3
4
Which interface type is used to connect to the serial interface of a router?
EIA/TIA-232
V.35
DB-60
X.21
You examine your interfaces, and the Ethernet 0 interface status says: Ethernet 0 is up, line protocol is down. What does this indicate?
There is a physical layer problem.
There is a data link layer problem.
There is a network layer problem.
There is no problem.
Cisco routers generate LMI enquiries every _______ seconds and a full status update every _________ seconds.
10, 60
10, 6
60, 300
15, 60
The _________ is your network equipment, which includes the DCE (e.g., a modem) and the DTE (e.g., a router).
Demarcation point
Carrier switch
Local loop
CPE
Which command defines interesting traffic?
dialer-group
dialer-list
dialer map
dialer remote-name
Which type of traffic is not flooded?
Multicast
Known unicast
Broadcast
Unknown unicast
_________ allows you to create this summarization: 10.0.0.0/7.
Subnetting
CDR
Supernetting
VLSM
Which frame field is different between ISO HDLC and Cisco's HDLC?
Address
Control
Flag
Proprietary
If you see a VC with an inactive status, this indicates ____________.
The connection between both Frame Relay DTEs is up and operational.
The connection between your Frame Relay DTE and DCE is up and operational, but there is something wrong with connection between your connected Frame Relay switch and the destination DTE.
You are not receiving any LMI messages from the Frame Relay switch.
The 1900 switch supports ________ VLANs.
10
32
64
250
You execute the line console 0 command from Configuration mode. What will the router's prompt be?
Router(config)#
Router(config-line)#
Router(config-interface)#
Router#(config-if)
A _________ provides a high-speed infrastructure to move data between storage devices and file servers.
SAN
LAN
CN
SAN and CN
You are given a Class C network with 25 bits of networking. How many subnets do you have?
1
2
3
4
Which router command specifies the ISDN switch the router is connected to?
isdn switch-type
isdn connection-type
isdn spid1
interface serial0:15
If you wanted a list of parameters for the show command, you would type ________.
LOOK
VIEW
SHOW
Which would you use to move your cursor back one word?
ESC-B
esc-p
ctrl-b
ctrl-p
A _________ uses Gigabit Ethernet as a media type
WAN
LAN
MAN
LAN and MAN
________ topologies in NBMA environments do not have problems with split horizon.
Partially meshed
Fully meshed
Hub and spoke
Star
172.16.240.256 is a class __________ address.
A
B
C
None of the above
Which of the following situations are best for DDR connections?
Primary WAN connection
A lot of constant traffic
Long phone calls
Backup connection
Which of the following is not an advantage of route summarization?
It requires less memory and processing.
It supports smaller routing update sizes.
It contains network problems.
It supports discontiguous subnets.
RIP has a maximum hop count of ____________ hops.
10
15
16
100
RIP generates routing updates every _________ seconds.
15
30
60
90
An _____________ is a public IP address associated with an inside device.
Inside global IP address
Inside local IP address
Outside global IP address
Outside local IP address
EIGRP will route for ___________.
IP
IP and IPX
IP and AppleTalk
IP, IPX, and AppleTalk
There are _________ actions a router can take when there is a match on an ACL statement
1
2
3
4