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Module 1 - 100
Vo Van Giap - Take Exam
Exam questions
Time remaining: 00: 15: 27
1 . When creating standards for network diagrams; which document characteristic should you use primarily?
Icons
Inventory
Configuration
Command syntax
None of the above.
2 . What categories of information should you take into consideration when you document the properties of a router for a NeConfiguration Table? (Choose three)
STP state
interface IP address
routing protocol information
EtherChannel configuration
management IP address
interface types
3 . Which of the following documentation traits have to be addressed when creating network diagram standards?
Inventory
Abbreviations
Configurations
Command syntax
None of the above
4 . In order to be more proactive in the management of the Cisco network, an action plan was created. What step should anadministrator take while in the process of implementing an action plan?
Document the topology of the network.
Delete access lists on routers to isolate traffic.
Create troubleshooting steps as needed during the process.
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Restore your network to a known previous state if the action item does not solve the problem.
None of the above.
5 . Youve just been hired as the new senior systems administrator at the Cisco Corporation and although the network is woperfectly and efficiently the previous system administrator left no network documentation. In order to create a network baselithree steps should you take in creating this initial baseline? (Choose three)
Determine all the variables in the network and record them.
Determine the scope of the domain responsibility.
Record the baseline data for the first two months.
Determine the network performance goals.
Start the baseline network model with the access layer.
Identify the devices and ports of interest.
6 . Documenting the network is important for any network administrator. In which three ways is documentation beneficial? (S
three)
Annual review
Managed access
Revision history
Guaranteed accuracy
Distribution efficiency
7 . Which of the following components should you include in an End-System Topology Diagram? (Choose all that apply.)
Device illustration
Operating system
IP routing protocol
Connection to the network
Device name
VTP domain
8 . What is true about the characteristics of a network topology diagram? (Choose all that apply)
It is a detailed report about the capabilities of the network.
It is an illustration of how each network is connected to the Internet.
It contains the components that the network configuration table does not contain.
It illustrates how each device in a network is connected.
It is defined by the aspects of its logical architecture.
9 . Which of the following guidelines should you adhere to if you wanted to ensure proper network documentation as networ
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and conditions change? (Choose four)
Be consistent
Know your objective
Document everything
Keep the documents accessible
Establish new baselines weekly
Maintain the documentation
10 . What can you find in the Cisco Documentation CD-ROM that is provided from Cisco?
Information on the most popular topics only
A search facility to go directly to the needed information
Similar information to the CCO web site but it is not in HTML format
Command references and command summaries, but not product catalog information
None of the above
11 . Having a library of standardized symbols and templates contributes to which network documentation guideline?
Document objectives
Document accessibility
Document scope
Document consistency
Document maintenance
12 . While a network performs at an acceptable level, what should you do in order to create a snapshot of a network configu
Establish a baseline
Configure snapshot routing
Use Netsys Baseliner
Use Netsys Analyzer
None of the above.
13 . The Topology Builder is a network tool that is included with which of the following?
Router Configuration File Loader
Connectivity Baseliner
Connectivity Solver
Topology Builder
Diagnostic Report Generator
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14 . Which of the following items should you include in a network topology diagram? (Choose two)
Individual end user systems.
Location of configuration files.
Illustrations of each network device.
Representations of logical and physical connections.
Speed and duplex of individual switch ports.
15 . Which one of the following is the leading cause of lost network availability?
Natural disasters
Operational errors
Network device software failures
Network device outage at single points of failure in the topology
End user error
16 . Network Topology Diagrams and Network Configuration Tables share two similarities. What are they? (Choose two)
Both share few components.
Both share many of the same components.
Both define physical memory components.
Both are used for troubleshooting.
Both use lines and symbols to represent network components.
17 . Which of the following pieces of information are relevant to an end-system network configuration table? Select four.
network media type
DNS server address
default gateway address
routing protocol characteristics
operating system and version
IP address and subnet mask
18 . Which of the following best describes the measurements of your network under normal conditions?
synchronized
baseline
average
log
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19 . Which of the following is a network process characterized by the following: Log in, Interface discovery, and Device disco
Network testing
Network documentation
Network configuration
Network troubleshooting
All of the above
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Module 2 - 94
Le Son - Take Exam
Exam questions
Time remaining: 00: 38: 40
1 . You have found that your solution to a problem doesnt work. What should be the next step?
Undo all changes and reload all software
Replace the defective hardware
Undo one change at a time and test
Gather more facts
2 . Which of the following produces the lowest logging overhead?
console
buffer
syslog server
virtual terminal server
3 . When analyzing a network problem; in what terms should a network troubleshooter define the problem?
Symptoms and root causes
Root causes and root benefits
Benefits and ROI
Causes and benefits
Symptoms and potential causes
4 . Network trobleshooters are like detectives, sometimes they have to bring in network users for questioning in order to dete
what the problem is. In which troubleshooting step does this happen?
Verifying the information
Defining the problem
Isolating the problem
Gathering facts
Logging the trouble ticket
None of the above.
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5 . The general troubleshooting process is composed of three essential stages. What are these three steps in the generaltroubleshooting process? (Choose three)
Isolate Symptoms
Isolate the problem
Correct the problem
Identify the problem
Gather Symptoms
Document the problem
Research Solutions
6 . Which of the following is not a way for users to contact TAC (Technical Assistance Center)?
phone
postal service
CCO
Fax
7 . You are having problems with other vendors devices. What would you use to help you with this situation?
CCO Software Center
Stack Decoder
Troubleshooting Assistant
Open Forum
8 . Is the following statement true or false? Systematic approaches are very effective when troubleshooting networks.
True only when you are running IOS to manage the network gears.
False
True only when CWSI is in use.
True
True only when all network gear is Cisco based
9 . What are four reasons for proper handling of the Cisco troubleshooting tools? Choose four.
So you know how to stop the tool when you are done using it
Certain tools may cause router performance issues
So you can keep certain tools running at all times
So you know about the most selective and focused use of the diagnostic tool
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So you know how you can minimize the impact of your troubleshooting in other processes competing for resources on tdevice
10 . Youre a network administrator, and while you were gone in vacation; your junior administrator installed a new router. Sresponse time for end users on the network has degraded to the point of concern. To begin troubleshooting you start by exarouting protocol operations, and then check the physical connections on the affected devices. What is the name of this troubmethod?
Bottom-up
Experience based
Top-down
Divide-and-conquer
None of the above.
11 . What is the general idea of using a troubleshooting model?
You normally dont need a troubleshooting model because this takes up too much time. Youre better off trying to solve
problem using standard solutions and hoping that this brings up the network before you have to implement a systematictroubleshooting method
To systematically reduce a large set of possible trouble causes to a small set of causes or a single cause. Using a troubmodel also reduces the time to solve similar, future problems
To allow unexperienced network administrators a way to solve complex problems
To keep network documentation up-to-date
12 . What will a Cisco CSE consider when deciding how to work on a TAC case?
The severity of network degradation
The type of problem and the priority level
How many cases the CSE is currently working on
In the order they were received
13 . When troubleshooting a network, what are the advantages of using a logically layered network model?
Focus on physical, data link and network layers to isolate a problem.
Focus on specific elements to isolate a problem.
Focus on physical layers to isolate a problem
Focus on transport and application layers to isolate a problem.
None of the above.
14 . A Cisco Support Engineer (CSE) asks for the output from the show interface command. The problem is most likely:
A performance issue
A crash or hung system
A partial loss of system function
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A serial link problem
15 . The CCO Software Center provides:
Online upgrades and maintenance releases of Cisco software products
Monitoring of network traffic and measuring data flow
Configuration management
you to see the effect that certain changes will make on a network without actually making the changes
16 . Which of the following is a network process characterized by the following: Log in, Interface discovery, and Device disco
Network testing
Network documentation
Network configuration
Network troubleshooting
All of the above
17 . According to Ciscos problem-solving model, what should a network troubleshooter do after they have resolved a proble
Gather facts about the problem.
Call TAC to have the case closed.
Document the changes that were made.
Try the same solution on another router to verify the fix.
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Module 3 - 90
Le Son - Take Exam
Exam questions
Time remaining: 00: 45: 22
1 . When you use the show interface command, you see a number of overruns. This most likely indicates:
Buffers may be damaged
The receiver was unable to move data to a buffer because the input rate exceeded the receivers ability
Packets were received with CRC errors
Packets exceeded the maximum packet size
2 . Caution should be used when performing debug commands because (Choose three):
many are processor intensive
they can cause degraded performance
using them can sometimes result in loss of connectivity
you have to recycle the router to clear them from NVRAM
3 . What would you most likely use to check for attenuation?
Digital Multimeter
Breakout Box
Protocol Analyzer
Cable Tester
4 . You want to use the following two DNS servers for name resolution and you want the search order for domain name resofollows: First 10.1.1.1 and then 0.1.1.2. What would be the easiest way to do this?
A
B
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C
D
5 . What tool should you use to check for attenuation and return loss in the three predominant wavelengths -- 850nm, 1300n1500nm?
TDR
Fiber Optic Cable Tester
Volt-Ohm Meter
Digital Multimeter
6 . By default, logging goes to the:
buffer
console
terminal
syslog server
7 . To what three destinations can a Cisco router send its logging processes and error messages to? (Choose three)
Message directory
External syslog server
Logging buffer
Terminal lines
History file
Configuration file
8 . What RJ-45 pins does ISDN use for transmit/receive?
1,2,3,4
1,8
3,4,5,6
1,2,7,8
9 . When done configuring an interface, what should you always do next?
Perform the no shutdown command
Exit the interface configuration mode
Ping the default gateway of the router
Shut down the interface
10 . What is not a reason for a complete interface reset?
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Link congestion
Interface hardware problem
Clocking signal problem
Counters cleared with the clear interface command
11 . Which two inexpensive tools would you use to check cable continuity?
TDR
Volt-Ohm Meter
OTDR
Multimeter
12 . You are trying to reach a network other than your own. You notice that the packet does not reach its destination. What cthe problem? Choose two.
There is no default gateway configured on the router
There is no gateway of last resort configured on the router
The domain SOA (Start of Authority) record is corrupt
There is not an entry for this destination in the DNS cache
13 . What tool could you use to check a damaged cable with NO shorts or breaks?
TDR
OTDR
Volt-Ohm Meter
Breakout Box
14 . What tool is used to record, interpret, and display network traffic.
Protocol Analyzer (Network Analyzer)
Network Monitor
Breakout Box
OTDR
15 . What tool should you use to check for shorts, sharp bends, crimps, kinks, impedance mismatches, and other defects in cabling?
Digital Multimeter
Volt-Ohm Meter
TDR
Network Monitor
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16 . What is a good troubleshooting technique to use to eliminate uncertainties about cable breaks or problems?
Replace the cable in question using a known good external cable
Replace the network cards on both ends
Turn on half-duplex on the network cards on both ends
Use a higher quality cable
17 . Which IOS command could you use to keep track of the exact time and date that a debug output occurred at or the duraevents?
debug all
service timestamps
access list
debug events
terminal monitor
18 . When you use the show interface command, you see a number of underruns. This most likely indicates:
Buffers may be damaged
The receiver was unable to move data to a buffer because the input rate exceeded the receivers ability
The transmitter has run faster than the router could handle
Packets exceeded the maximum packet size
19 . You have decided to manually create your own hostname table. What command will you have to use?
A
B
C
D
20 . A problem while troubleshooting fiber optic networks is called fiber optic asymmetric connectivity? Which of the followingdescribes this?
Both sides of a transmit and receive cable pair fails
The transmit cable fails while the receive cable continues working
The receive cable fails while the transmit cable continues working
One side of a transmit and receive cable fails, but the remaining cable nonetheless forwards frames
21 . When you type an incorrect command at the router prompt, a broadcast is generated to look for a DNS server to try to r
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incorrect command. This can waste time, so what do you do to terminate this process?
Ctrl-Alt-Delete
Ctrl-Z
Ctrl-X
Ctrl-Shift-6-X
Ctrl-Shift-6
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Module 4 - 100
Vo Van Giap - Take Exam
Exam questions
Time remaining: 00: 36: 18
1 . Only the local DLCI 0 and DLCI 1023 come up. What should you do?
Check again in 5 minutes because DLCIs take approximately 5 minutes to become active after being configured
Use the show frame-relay map command to check the status of the DLCIs
Change the encapsulation to ITU-T
Focus your troubleshooting at the other end of the connection
2 . What does the following output from the debug isdn q931 command tell you?
A call teardown procedure from the router
A call teardown procedure from the network
A call setup procedure for an outgoing call
A call setup procedure for an incoming call
3 . You should not configure a VTP server offline because:
it doesnt matter, you can configure a VTP server online or offline
it may automatically switch to transparent mode without first switching to client mode
the spanning tree root-bridge may become the root port
you run the risk of an inconsistency when it prevents a VTP advert revision that does not accurately reflect the domain
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4 . What type of switching is used with debugging?
Process
Fast
CEF
Cut-through
5 . What is true regarding the LMI?
It must be configured manually
It is automatically auto-sensed on a router
Your LMI does not have to match the service providers LMI
If your router supports auto-sensing, you cant manually configure the LMI
6 . The following is output from the debug ppp negotiation command. What does this output tell you?
The remote side is not responding
This is a normal negotiation, where both sides agree on Network Control Program (NCP) parameters
The local side is not responding
The router is not trying to bring up LCP
7 . What does the following output from the debug isdn q931 command tell you?
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A call teardown procedure from the router
A call teardown procedure from the network
A call setup procedure for an outgoing call
A call setup procedure for an incoming call
8 . What command would you use to view the bundle name of the connected client device?
show ppp bundle
debug ppp negotiation
show ppp multilink
show ppp authentication
9 . While using the debug isdn q921 command, what is the first AI value after doing a no shut on the BRI 0 interface to st(Terminal Endpoint Identifier)?
0
64
127
128
10 . When troubleshooting a problem in an NT/95 network, you should first:
Check the server configuration
Check the host configuration
Check the router configuration
Check IP addressing and subnetting
11 . Which is a cause of slow VLAN performance?
Too many instances of STP (Spanning Tree Protocol)
Too many VLAN changes being made
Poor traffic patterns
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A campus-wide VLAN model following the 80/20 rule
12 . What does the following output from the debug isdn q931 command tell you?
A call teardown procedure from the router
A call teardown procedure from the network
A call setup procedure for an outgoing call
A call setup procedure for an incoming call
13 . Look at the following output. What LMI type is being used as indicated by the question mark (?)?
CISCO
ANSI
q933a
802.1q
14 . What command would you use to display the LMI DLCI number on a Frame Relay interface?
show frame-relay map
show frame-relay pvc
show frame-relay dlci
show frame-relay stats
15 . When using a certain command, you see the following output: Advertisement version:2 What does this mean?
You are using the RIPv2 routing protocol on a device
You are using Cisco Discovery Protocol Version 2 (CDPv2) advertising functionality on a device
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The advertising functionality of the routing table is using version 2
You must be using a post-IOS version that does not support CDPv1
You are using VTP version 2
16 . What does the following output from the debug isdn q931 command tell you?
A call teardown procedure from the router
A call teardown procedure from the network
A call setup procedure for an outgoing call
A call setup procedure for an incoming call
17 . The most likely cause of a browsing problem in an NT/95 network is:
More than one master browser
Router failure
Interface hardware problem
Telnet not working correctly
18 . The following is output from the debug ppp negotiation command. What does this output tell you?
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The remote side is not responding
This is a normal negotiation, where both sides agree on Network Control Program (NCP) parameters
The local side is not responding
The router is not trying to bring up LCP
19 . What command would you use to show the BRI 0 PPP status?
show ppp link
debug bri
show isdn status
show interface
20 . Look at the following output. What LMI type is being used as indicated by the question mark (?)?
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CISCO
ANSI
q933a
802.1q
21 . How many VTP domains can a switch support?
1
2
128
1024
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Module 7 - 100
Le Son - Take Exam
Exam questions
Time remaining: 00: 51: 48
1 . Your TFTP sessions are not completing. What is a troubleshooting step that you should take?
Verify that the TFTP server is not on the same network
Verify that the file you want to transfer is in the correct directory
Make sure that you are using Ciscos TFTP server product
Make sure that the TFTP server is running on the switch
2 . You want to display the current TCP/IP network configuration parameters on a Windows 98 client. What command would
ipconfig
winipcfg
winipconfig
winipcfg /showclassid
3 . Which network management product provides configuration management?
TrafficDirector
NetSys
CiscoWorks 2000
CiscoView
4 . Which Cisco management product would you choose to manage Cisco switches?
TrafficDirector
CWSI
MRTG
Scion
5 . What layers does a given layer in the OSI model generally communicate with. Choose the best three answers.
The layer directly above it
All the layers above or below it
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All the layers above it
The layer directly below it
Its peer layer in other networked computer systems
6 . What feature must you have to access additional RMON groups?
Spanning Tree
SPAN
RMON8
CWSI
7 . Youre working on a host PC and want to view the host routing table. What command do you use?
route view
route print
route add
route display
8 . Which Cisco network management product provides you with a real-time graphical representation of a routers interfacesLEDs?
CiscoWorks
NetSys
Scion
CiscoView
9 . Where you send the system logs can affect the overhead of the system. What is the highest, in terms of the overhead pro
virtual terminal logging
console logging
internal buffer logging
syslog server logging
10 . What four groups in the RMON specification (RFC 1757) does the Catalyst 5000 embedded RMON agent support?
Statistics Group
Supervisor Group
History Group
Alarms Group
Events Group
11 . When testing a prototype network and you are simulating normal network application load, a protocol analyzer can be u
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Capture data
Identify errors
Verify network utilization
Determine percentage of broadcast traffic
All of the above
12 . You receive the following output: Router#traceroute 10.3.3.3 Type escape sequence to abort. Tracing the route to 10.3.Router# What does this output mean?
A timed-out request
An Unknown packet type
The network is not reachable
The port is not reachable
13 . Which network management product allows you to see the effect that certain changes will make on a network without amaking the changes?
TrafficDirector
NetSys
CiscoWorks
CiscoView
14 . Which layer is responsible for flow control with sliding windows and reliability with sequence numbers and acknowledgm
Application
Internet
Network Interface
Transport
15 . Youre working on a host PC and want to add a route to the host routing table. What command do you use?
route add
ip route
ip route add
route addition
16 . What are two major network management protocols?
SNMP
CHAP
PAP
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RMON
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Module 6 - 100
Nguyen Anh Dung - Take Exam
Exam questions
Time remaining: 00: 16: 05
1 . Which processes does TCP, but not UDP, use? Choose two.
Windowing
Acknowledgements
Source Port
Destination Port
2 . Which command would you use to clear all statistics from access list statements?
clear ip access-list counters
clear ip access list counters
clear access-list counters
clear access list counters
3 . What command would you use to display the contents of all current IP access lists?
show ip access-lists
show ip access lists
show ip acl
show ip access lists /all
4 . If you had to configure the router to forward DHCP broadcast packets through the use of a helper addresses, which two ccould you use? (Choose two)
ip forward-protocol
ip any helper-address
ip explicit-protocol
ip helper-address
5 . What would be a symptom of a connection-oriented protocol that would be an indication of a problem?
Errors not being reported back to the sender
Multiple retransmission of data segments
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Data not being acknowledged
Data arriving out of order
6 . Ephemeral port numbers are known as:
ports that can be used as host ports and are temporary
ports that can be used as host ports and are permanent
well-known ports that are numbered from 1 through 1023
well-known ports that are numbered higher than 1023
7 . Two companies run different routing protocols after they are merged. Users experience intermittent IP communications pAll desktop protocols work correctly. What is the most likely cause of this problem?
There is a virus being inherited
NAT was not property configured
There is a spanning tree loop in the network.
The access list is not property implemented to stop feedback routes.
8 . Regarding the TCP Connect sequence, how are initial sequence numbers chosen?
Randomly
By the user
Initial sequence numbers always begin with 1
The TCP Connection sequence does not use sequence numbers because it uses SYN and ACK numbers
9 . 4. What should you check when troubleshooting a connectionless-oriented protocol? A. Check connection oriented uppeMultiple retransmission of data segments C. Errors not being reported back to the sender D. Verify sequence numbers,acknowledgements, and window sizes
Check connection oriented upper layers
Multiple retransmission of data segments
Errors not being reported back to the sender
Verify sequence numbers, acknowledgements, and window sizes
10 . Which network applications run over UDP?
SNMP
RPC
DNS
TFPT
IPX
11 . While looking at a datagram, you notice that the Protocol field contains 17. What protocol is being used to send the data
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TCP
IP
UDP
ICMP
12 . You need to ensure that NTP traffic can pass through access list 101, which is configured on router TK1. Which of the fchoices will allow NTP traffic?
access-list 101 permit ICMP 0.0.0.0 255.255.255.255 0.0.0.0 255.255.255.255
access-list 101 permit tcp 0.0.0.0 255.255.255.255 0.0.0.0 255.255.255.255
access-list 101 permit udp 0.0.0.0 255.255.255.255 0.0.0.0 255.255.255.255
access-list 101 permit tcp 0.0.0.0 255.255.255.255 0.0.0.0 255.255.255.255
13 . Which of the following are considered connection-oriented protocols? Choose two.
TCP
IP
SPX
IPX
14 . When comparing the OSI Reference Model to the DoD Model, UDP belongs in the __________ Layer of the DoD ModeDoD Layer maps to the _________ Layer in the OSI Reference Model.
Network, Transport
Application/Process, Session
Host to Host, Network
Host to Host, Transport
15 . Encryption and tunneling protocols that work with PAT Port/Address Translation) sometimes have problems. At which OPAT problems exist at?
Data Link Layer
Network Layer
Transport Layer
Presentation Layer
Physical Layer
16 . You are a mobile troubleshooter, and you've arrived to a jobsite to troubleshoot an old Windows NT network. The local technician tells you that users are unable to browse the network neighborhood. What could be causing this problem? (Choo
Inaccurate routing entries in the LMHOSTS file.
Inaccurate resolution of non-IP entities into IP addresses.
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Incomplete resolution of non-IP entities into IP addresses.
Incomplete configuration of IP entities to the IP routing table.
17 . What is the advantage of a connectionless protocol?
Robustness
Security
Speed
Error checking
18 . What command can you use to allow the forwarding of all UDP broadcasts using port 200?
ip 200 forward-protocol udp set
ip protocol udp 200
ip forward-protocol udp 200
ip forward 200 udp
ip forward-protocol tcp 200
19 . Which of the following best describes the process of the connection-oriented three-way handshake?
Three packets consisting of SYN, SYN/ACK, ACK
Two packets consisting of SYN, SYN/ACK (the second and third parts of the three-way handshake are including in the spacket)
Three packets consisting of ACK, SYN, SYN/ACK
Three packets consisting of SYN, ACK, SYN
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