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السؤال #1
An LTM device is monitoring pool members on port 80. The LTM device is using an HTTP monitor with a send string of GET / and a blank receive string. What would cause the pool members to be marked down?
A. A pool member responds with an HTTP 200 series response code
B. A pool member responds with an HTTP 300 series response code
C. A pool member responds with an HTTP 400 series response code
D. A pool member responds with an HTTP 500 series response code
E. A pool member does NOT acknowledge the connection SYN on port 80
عرض الإجابة
اجابة صحيحة: B
السؤال #2
An LTM Specialist is creating a custom EAV monitor. In which directory should the LTM Specialist upload the script?
A. /usr/monitor
B. /usr/monitors
C. /config/monitors
D. /usr/bin/monitors
E. /config/templates
عرض الإجابة
اجابة صحيحة: A
السؤال #3
When initially configuring the GTM System using the config tool, which two parameters canbe set? (Choose two.)
A. System hostname
B. IP Address of management port
C. IP Address of the external VLAN
D. Default route for management port
E. Port lockdown of management port
عرض الإجابة
اجابة صحيحة: D
السؤال #4
An LTM Specialist has been asked to configure a virtual server to distribute connections between a pool of two application servers with addresses 172.16.20.1 and 172.16.20.2. The application servers are listening on TCP ports 80 and 443. The application administrators have asked that clients be directed to the same node for both HTTP and HTTPS requests within the same session. Virtual servers vs_http and vs_https have been created, listening on 1.2.3.100:80 and 1.2.3.100:443, respectively. Which configurati
A. Create pool app_pool with members 172
B. Create pool http_pool with members 172
C. Create pool http_pool with members 172
D. Create pool http_pool with members 172
عرض الإجابة
اجابة صحيحة: A
السؤال #5
What will likely happen if you were to define a LTM System in the wrong Data Center?
A. There would be no effect if the LTM System is defined in the wrong Data Center
B. The GTM System would not be able to communicate with that LTM System loadbalancing decisions
C. Data from probes from that LTM System might result in inaccurate path metrics and
D. The GTM System would not be able to resolve WideIPs to the addresses associatedwith that LTM System's Virtual Servers
عرض الإجابة
اجابة صحيحة: A
السؤال #6
What is the effect of an iRule error such as referencing an undefined variable?
A. The iRule execution will continue with the next statement
B. The execution of the current event within the iRule will be terminated
C. The iRule execution will be terminated, and both the client and server side connections will be reset
D. The connection will continue, but the iRule will NOT be executed again for the lifetime of the connection
عرض الإجابة
اجابة صحيحة: AB
السؤال #7
By default, how frequently are log files rotated?
A. hourly
B. daily
C. weekly
D. There is no default; the administrator sets the frequency
عرض الإجابة
اجابة صحيحة: B
السؤال #8
An FTP monitor is NOT working correctly. Which three pieces of information does the LTM Specialist need to provide to ensure a properly working FTP monitor? (Choose three.)
A. alias
B. File path
C. username
D. password
E. FTP server port
F. FTP server IP address
عرض الإجابة
اجابة صحيحة: B
السؤال #9
A web application sends information about message integrity and content life time to the client. Which two HTTP headers should be used in sending the client information? (Choose two.)
A. ETag
B. Expect
C. Expires
D. Content-MD5
E. Content-Range
F. Content-Length
عرض الإجابة
اجابة صحيحة: A
السؤال #10
Which iRule statement demotes a virtual server from CMP?
A. set ::foo 123
B. set static::foo 123
C. persist source_addr 1800
D. [ class match $HTTP_CONTENT contains my_data_class ]
عرض الإجابة
اجابة صحيحة: AB
السؤال #11
A client (10.10.1.30) connecting to an HTTPS virtual server (10.10.1.100) with a clientssl profile is getting an SSL error. Which options will trace this issue?
A. tcpdump -i external -X -e -nn -vvv -w /shared/ssl_problem
B. tcpdump -i external -s 0 -w /shared/ssl_problem
C. tcpdump -i external -X -s 0 -vvv src host 10
D. tcpdump -i external -X -e -nn -vv port 443 and host 10
عرض الإجابة
اجابة صحيحة: C
السؤال #12
What does the following iRule do? when CLIENT_ACCEPTED { if { [matchclass [IP::client_addr] equals WebClient1-Whitelist1] }{ #log local0. "Valid client IP: [IP::client_addr] - forwarding traffic" #Pool WebClient1 } else { log local0. "Invalid client IP: [IP::client_addr] - discarding" discard } }
A. The iRule compares a client IP to a list
B. The iRule compares a client IP to a list
C. The iRule compares a client IP to a list
D. The iRule compares a client IP to a list
عرض الإجابة
اجابة صحيحة: C
السؤال #13
The incoming client IP address is 195.64.45.52 and the last five connections have been sent to members A, C, E, D and
B. B
A. 10
B. 10
C. 10
D. 10
E. 10
F. It cannot be determined with the information given
عرض الإجابة
اجابة صحيحة: D
السؤال #14
An LTM Specialist is investigating reports from users that SSH connections are being terminated unexpectedly. SSH connections are load balanced through a virtual server. The users experiencing this problem are running SQL queries that take upwards of 15 minutes to return with no screen output. The virtual server is standard with a pool associated and no other customizations. What is causing the SSH connections to terminate?
A. UDP IP ToS
B. TCP idle timeout
C. The virtual server has no persistence
D. The pool has Reselect Retries set to 0
عرض الإجابة
اجابة صحيحة: C
السؤال #15
An LTM Specialist has a single HTTPS virtual server doing SSL termination. No server SSL profile is defined. The pool members are on the internal VLAN answering on HTTP port 80. Users with certain browsers are experiencing issues. Which two locations are most appropriate to gather packets needed to determine the SSL issue? (Choose two.)
A. server interface
B. user's computer
C. LTM device's external VLAN
D. LTM device's internal VLAN
E. LTM device's management interface
عرض الإجابة
اجابة صحيحة: CD
السؤال #16
Without creating a user-defined region, what is the most specific group a topology recordcan identify?
A. city
B. country
C. continent
D. state/province
E. region of country
عرض الإجابة
اجابة صحيحة: D
السؤال #17
Which three HTTP headers allow an application server to determine the client's language compatibility, browser, operating system type, and compression compatibility? (Choose three.)
A. Accept
B. Accept-Encoding
C. Accept-Language
D. Host
E. User-Agent
عرض الإجابة
اجابة صحيحة: D
السؤال #18
Which statement accurately describes the difference between two load-balancing modes specified as"member" and "node"?
A. There is no difference; the two terms are referenced for backward compatibility purposes
B. When the load-balancing choice references "node", priority group activation is unavailable
C. Load-balancing options referencing "nodes" are available only when the pool members are defined for the"any" port
D. When the load-balancing choice references "node", the addresses' parameters are used to make the loadbalancingchoice rather than the member'sparameters
عرض الإجابة
اجابة صحيحة: BCE
السؤال #19
An LTM device is deployed in a one-armed topology. The virtual server, clients, and web servers are connected on the LTM device internal VLAN. A client tries to connect to the virtual server and is unable to establish a connection. A packet capture from the LTM device internal VLAN shows that the HTTP request is being forwarded to the web server. From which two additional locations should protocol analyzer data be collected? (Choose two.)
A. network interface of web server
B. network interface of client machine
C. internal VLAN interface of LTM device
D. external VLAN interface of LTM device
E. any network interface of the Internet firewall
عرض الإجابة
اجابة صحيحة: B
السؤال #20
An LTM Specialist is troubleshooting an issue with a new virtual server. When connecting through the virtual server, clients receive the message "Unable to connect" in the browser, although connections directly to the pool member show the application is functioning correctly. The LTM device configuration is: ltm virtual /Common/vs_https { destination /Common/10.10.1.110:443 ip-protocol udp mask 255.255.255.255 pool /Common/pool_https profiles { /Common/udp { } } translate-address enabled translate-port enab
A. The virtual server is disabled on all VLANs
B. The pool member is marked down by a monitor
C. The pool member is marked down administratively
D. The virtual server is configured for the incorrect protocol
عرض الإجابة
اجابة صحيحة: A
السؤال #21
A web application requires the client to provide the destination server and service identification. Which HTTP header will supply this information?
A. Host
B. From
C. Expect
D. Connection
عرض الإجابة
اجابة صحيحة: C
السؤال #22
An LTM Specialist is receiving reports from customers about multiple applications failing to work properly. The LTM Specialist looks at the services running and notices that the bigd process has NOT started. How are monitored LTM device objects marked when the bigd process is stopped?
A. red or offline
B. blue or unchecked
C. green or available
D. unchanged until bigd is restarted
عرض الإجابة
اجابة صحيحة: B
السؤال #23
An LTM Specialist defines a receive string in the HTTP monitor and then assigns it to the HTTP pool. The monitor has an interval of 5 seconds and a timeout of 16 seconds. If the receive string is NOT seen in the the HTTP payload after 20 seconds, how does the LTM device mark the monitor status?
A. offline
B. unknown
C. available
D. unavailable
E. forced offline
عرض الإجابة
اجابة صحيحة: BC
السؤال #24
The following decoded TCPDump capture shows the trace of a failing health monitor. 00:00:13.245104 IP 10.29.29.60.51947 > 10.0.0.12.http: P 1:59(58) ack 1 win 46 out slot1/tmm3 lis= 0x0000: 4500 006e 3b19 4000 4006 ce0c 0a1d 1d3c E..n;.@.@......< 0x0010: 0a00 000c caeb 0050 8be5 aca3 dd65 e3e1 .......P.....e.. 0x0020: 8018 002e 1b41 0000 0101 080a 94b3 5b5c .....A........[\ 0x0030: 0e30 90ad 4745 5420 2f74 6573 745f 7061 .0..GET./test_pa 0x0040: 6765 2e68 746d 6c20 4
A. The /test_page
B. Incorrect syntax in send string
C. Incorrect syntax in send string
D. The wrong HTTP version is specified in the send string
عرض الإجابة
اجابة صحيحة: D
السؤال #25
An LTM Specialist is setting up a monitor for an HTTP 1.1 server. The response to a GET / is: HTTP/1.1 302 Moved Temporarily Location: http://www.example.com/new/location.html Which send string settings should the LTM Specialist use to force a proper response?
A. GET / HTTP/1
B. GET /new/location
C. GET / HTTP/1
D. GET /new/location
عرض الإجابة
اجابة صحيحة: AB
السؤال #26
An LTM Specialist configures an HTTP monitor as follows: ltm monitor http stats_http_monitor { defaults-from http destination *:* interval 5 recv "Health check: OK" send "GET /stats/stats.html HTTP/1.1\\r\\nHost: www.example.com\\r\\nAccept-EncodinG. gzip, deflate\\r\\nConnection: close\\r\\n\\r\\n" time-until-up 0 timeout 16 } The monitor is marking all nodes as down. A trace of the HTTP conversation shows the following: GET /stats/stats.html HTTP/1.1 Host: www.example.com Accept-EncodinG.gzip, deflate Con
A. Add an NTLM profile to the virtual server
B. Add a valid username and password to the monitor
C. Use an HTTPS monitor with a valid certificate instead
D. Add a backslash before the colon in the receive string
عرض الإجابة
اجابة صحيحة: A
السؤال #27
Users in a branch office are reporting a website is always slow. No other users are experiencing the problem. The LTM Specialist tests the website from the external VLAN along with testing the servers directly. All tests indicate normal behavior. The environment is a single HTTP virtual server on the external VLAN with a single pool containing three HTTP pool members on the internal VLAN. Which two locations are most appropriate to collect additional protocol analyzer data? (Choose two.)
A. a user's machine
B. the switch local to the user
C. the LTM device's internal VLAN
D. the LTM device's external VLAN
E. a user's Active Directory authentication
عرض الإجابة
اجابة صحيحة: D
السؤال #28
An HTTP 1.1 application utilizes chunking. Which header should be used to notify the client's browser that there are additional HTTP headers at the end of the message?
A. ETag
B. From
C. Trailer
D. Expect
عرض الإجابة
اجابة صحيحة: B
السؤال #29
The end users of a web application need to verify that their browsers received the complete message-body from the web server. Which HTTP header will accomplish this?
A. Range
B. Expect
C. Accept-Ranges
D. Content-Length
عرض الإجابة
اجابة صحيحة: D
السؤال #30
An LTM Specialist receives a request to monitor the network path through a member, but NOT the member itself. Which monitor option should the LTM Specialist enable or configure?
A. Reverse
B. Up interval
C. Transparent
D. Alias address
E. Time until up
عرض الإجابة
اجابة صحيحة: D
السؤال #31
An LTM device is serving an FTP virtual server that has three pool members. The FTP pool members are monitored via TCP port 21. Customers are reporting that they are able to log in, but are sometimes unable to upload files to the server. Which monitor should the LTM Specialist configure to verify that the servers can handle file uploads?
A. FTP
B. Inband
C. External
D. Scripted
E. Real Server
عرض الإجابة
اجابة صحيحة: A

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