السؤال #1

An F5 LTM Specialist needs to perform an LTM device configuration backup prior to RMA swap. Which command should be executed on the command line interface to create a backup?

A. bigpipe config save /var/tmp/backup

B. tmsh save /sys ucs /var/tmp/backup

C. tmsh save /sys config /var/tmp/backup

D. tmsh save /sys config ucs /var/tmp/backup

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اجابة صحيحة: B

السؤال #2

Which two alerting capabilities can be enabled from within an application visibility reporting (AVR) analytics profile? (Choose two.)

A. sFlow

B. SNMP

C. e-mail

D. LCD panel alert

E. high speed logging (HSL)

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اجابة صحيحة: D

السؤال #3

Which two items can be logged by the Application Visibility Reporting analytics profile? (Choose two.) A. User Agent

B. HTTP version

C. HTTP Response Codes

D. Per Virtual Server CPU Utilization

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اجابة صحيحة: D

السؤال #4

Assuming that systems are synchronized, which action could take place if the fail-over cable is connectedcorrectly and working properly, but the systems cannot communicate over the network due to external networkproblems?

A. If network fail-over is enabled, the standby system will assume the active mode

B. Whether or not network fail-over is enabled, the standby system will stay in standby mode

D. If network fail-over is enabled, the standby system will go into active mode but only until the networkrecovers

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اجابة صحيحة: E

السؤال #5

If a client's browser does not accept cookies, what occurs when the client connects to a virtual server usingcookie persistence?

A. The connection request is not processed

B. The connection request is sent to a server

C. The connection request is load-balanced to an available pool member

D. The connection request is refused and the client is sent a "server not available" message

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اجابة صحيحة: D

السؤال #6

Given: Filesystem Size Used Avail Use% Mounted on /dev/md11 248M 248M 0 100% / /dev/md13 3.0G 76M 2.8G 3% /config /dev/md12 1.7G 1.1G 476M 71% /usr /dev/md14 3.0G 214M 2.6G 8% /var /dev/md0 30G 2.2G 26G 8% /shared /dev/md1 6.9G 288M 6.3G 5% /var/log none 3.9G 452K 3.9G 1% /dev/shm none 3.9G 19M 3.9G 1% /var/tmstat none 3.9G 1.2M 3.9G 1% /var/run prompt 4.0M 12K 4.0M 1% /var/prompt /dev/md15 12G 8.3G 3.1G 74% /var/lib/mysql Which command is used to produce this output?

A. df

B. du

C. lsof

D. ps

E. vmstat

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اجابة صحيحة: A

السؤال #7

A new VLAN vlan301 has been configured on a highly available LTM device in partition ApplicationA. A new directly connected backend server has been placed on vlan301. However, there are connectivity issues pinging the default gateway. The VLAN self IPs configured on the LTM devices are 192.168.0.251 and 192.168.0.252 with floating IP 192.168.0.253. The LTM Specialist needs to perform a packet capture to assist with troubleshooting the connectivity. Which command should the LTM Specialist execute on the LTM

A. tcpdump -ni /ApplicationA/vlan301 'host 192

B. tcpdump -ni vlan301 'host 192

C. tcpdump -ni /ApplicationA/vlan301 'host 192

D. tcpdump -ni vlan301 'host 192

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اجابة صحيحة: A

السؤال #8

Which file should be modified to create custom SNMP alerts?

A. /config/alert

B. /etc/alertd/alert

C. /config/user_alert

D. /etc/alertd/user_alert

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اجابة صحيحة: BCD

السؤال #9

An LTM Specialist is customizing local traffic logging. Which traffic management OS alert level provides the most detail?

A. Alert

B. Notice

C. Critical

D. Emergency

E. Informational

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اجابة صحيحة: DE

السؤال #10

A site has six members in a pool. Three of the servers are new and have more memory and a faster processor than the others. Assuming all other factors are equal and traffic should be sent to all members, which two load-balancing methods are most appropriate? (Choose two.)

A. Ratio

B. Priority

C. Observed D

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اجابة صحيحة: C

السؤال #11

The active LTM device in a high-availability (HA) pair performs a failover at the same time the network team reports an outage of a switch on the network. Which two items could have caused the failover event? (Choose two.)

A. a VLAN fail-safe setting

B. a monitor on a pool in an HA group

C. the standby LTM that was rebooted

D. an Auditor role that has access to the GUI

E. the standby LTM that lost connectivity on the failover VLAN

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اجابة صحيحة: A

السؤال #12

You have created a custom profile named TEST2. The parent profile of TEST2 is named TEST1. If additionalchanges are made to TEST1, what is the effect on TEST2?

A. All changes to TEST1 are propagated to TEST2

C. Changes to TEST1 cannot affect TEST2 once TEST2 is saved

D. When TEST1 is changed, the administrator is prompted and can choose whether to propagate changes toTEST2

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اجابة صحيحة: D

السؤال #13

What is a benefit provided by F5 Enterprise Manager?

A. Enterprise Manager allows administrators to analyze traffic flow and create custom application IPS signatures

B. Enterprise Manager allows administrators to establish baseline application usage and generate an alert if an administratively set threshold for the application is exceeded

C. Enterprise Manager allows administrators to identify application vulnerabilities

D. Enterprise Manager allows administrators to monitor all application traffic

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اجابة صحيحة: C

السؤال #14

The incoming client IP address is 205.12.45.52. The last five connections have been sent to members C, D, A, B,

B. The incoming client? IP address is 205

B. Given the virtual server and pool definitions and the statistics shown in the graphic, which member will be used for the next connection? A

B. 10

C. 10

D. 10

E. 10

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اجابة صحيحة: D

السؤال #15

Why would an administrator capture monitor traffic between a BIG-IP and servers? A. Viewing monitor traffic could help the administrator to define a more robust monitor.

B. If a client were having difficulty logging into a load-balanced SSH server, viewing and analyzing theconnection process would determine the reason

C. Only client traffic may be captured; monitor traffic may not be captured

D. If client traffic to servers was failing, viewing and analyzing monitor traffic would determine the reason

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اجابة صحيحة: BD

السؤال #16

The Flow Login feature prevents which web vulnerability from occurring?

A. Buffer overflow

B. Cookie poisoning

C. Forceful browsing

D. Cross site scripting

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اجابة صحيحة: A

السؤال #17

Which command should the LTM Specialist use to determine the current system time?

A. date

B. time

C. uname -a

D. ntpq -p

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اجابة صحيحة: ABDF

السؤال #18

An LTM Specialist must perform a packet capture on a virtual server with an applied standard FastL4 profile. The virtual server 10.0.0.1:443 resides on vlan301. Which steps should the LTM Specialist take to capture the data payload successfully while ensuring no other virtual servers are affected?

A. The standard FastL4 profile should have PVA acceleration disabled

B. The packet capture tcpdump -ni vlan301 should be executed on the command line interface

C. A new FastL4 profile should be created and applied to the virtual server with PVA acceleration disabled

D. The LTM device is under light load

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اجابة صحيحة: C

السؤال #19

A site has six members in a pool. All of the servers have been designed, built, and configured with the same applications. It is known that each client's interactions vary significantly and can affect the performance of the servers. If traffic should be sent to all members on a regular basis, which load- balancing mode is most effective if the goal is to maintain a relatively even load across all servers?

A. Ratio

B. Priority

C. Observed

D. Round Robin

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اجابة صحيحة: A

السؤال #20

When can a single virtual server be associated with multiple profiles?

A. Never

B. Often

C. Rarely

D. Unlimited

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اجابة صحيحة: D

السؤال #21

An LTM Specialist realizes that a datacenter engineer has changed the console baud rate. Which command determines the current baud rate via the command line interface?

A. tmsh show /ltm console

B. tmsh show /sys console

C. tmsh list /sys baud-rate D

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اجابة صحيحة: BDF

السؤال #22

A standard virtual server is defined with a pool and a SNAT using automap. All other settings for the virtualserver are at defaults. When client traffic is processed by the BIG-IP, what will occur to the IP addresses?

A. Traffic initiated by the pool members will have the source address translated to a self-IP address but thedestination address will not bechanged

B. Traffic initiated to the virtual server will have the destination address translated to a pool member addressand the source address Traffic initiated to the virtual server will have the destination address translated to apool member address and the source address translated to a self-IP address

C. Traffic initiated by selected clients, based on their IP address, will have the source address translated to aself-IP address but the destination will only be translated if the traffic is destined to the virtual server

D. Traffic initiated to the virtual server will have the destination address translated to a pool member addressand the source address translated to a self- IP address

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اجابة صحيحة: B

السؤال #23

A site would like to ensure that a given web server's default page is being served correctly prior to sending it client traffic. Theye assigned theA site would like to ensure that a given web server's default page is being served correctly prior to sending it client traffic. They?e assigned the default HTTP monitor to the pool. What would the member status be if it sent an unexpected response to the GET request?default HTTP monitor to the pool. What would the member? status be if it sent an unexpected respo

A. The pool member would be marked offline (red)

B. The pool member would be marked online (green)

C. The pool member would be marked unknown (blue)

D. The pool member would alternate between red and green

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اجابة صحيحة: A

السؤال #24

A site is load balancing to a pool of web servers. Which statement is true concerning BIG-IP's ability to verify whether the web servers are functioning properly or not?

A. Web server monitors can test the content of any page on the server

B. Web server monitors always verify the contents of the index

C. Web server monitors can test whether the server's address is reachable, but cannot test a page's content

D. Web server monitors can test the content of static web pages, but cannot test pages that would require the web server to dynamically build content

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اجابة صحيحة: ACE

السؤال #25

An LTM Specialist needs to modify the logging level for tcpdump execution events. Checking the BigDB Key, the following is currently configured: sys db log.tcpdump.level { value "Notice" } Which command should the LTM Specialist execute on the LTM device to change the logging level to informational?

A. tmsh set /sys db log

B. tmsh set /sys db log

C. tmsh modify /sys db log

D. tmsh modify /sys db log

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اجابة صحيحة: CE

السؤال #26

A site has assigned the ICMP monitor to all nodes and a custom monitor, based on the HTTP template, to a pool of web servers. The HTTP-based monitor is working in all cases. The ICMP monitor is failing for 2 of the pool member 5 nodes. All other settings are default. What is the status of themonitor is working in all cases. The ICMP monitor is failing for 2 of the pool member? 5 nodes. All other settings are default. What is the status of the pool members? A. All pool members are up since the HTTP-based mon

B. All pool members are down since the ICMP-based monitor is failing in some cases

C. The pool members whose nodes are failing the ICMP-based monitor will be marked disabled

D. The pool members whose nodes are failing the ICMP-based monitor will be marked unavailable

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اجابة صحيحة: C

السؤال #27

The LTM device is configured for RADIUS authentication. Remote logins are failing and the LTM Specialist must verify the RADIUS configuration. How should the LTM Specialist check the RADIUS server and shared secret configured on the LTM device?

A. tmsh show running-config /auth radius

B. tmsh show running-config /sys auth radius

C. tmsh show running-config /auth configuration

D. tmsh show running-config /sys auth radius-server

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اجابة صحيحة: D

السؤال #28

An application is configured on an LTM device: Virtual server: 10.0.0.1:80 (VLAN vlan301) SNAT IP: 10.0.0.1 Pool members: 10.0.1.1:8080, 10.0.1.2:8080, 10.0.1.3:8080 (VLAN vlan302) Which packet capture should the LTM Specialist perform on the LTM device command line interface to capture only client traffic specifically for this virtual server?

A. tcpdump -ni 0

B. tcpdump -ni vlan301 -s 0 'port 80 and host 10

C. tcpdump -ni vlan301 -s 0 'port 8080 and host 10

D. tcpdump -ni vlan302 -s 0 'port 8080 and host 10

E. tcpdump -ni 0

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اجابة صحيحة: C

السؤال #29

Which two can be a part of a virtual server's definition? (Choose two.)

A. rule(s)

B. pool(s) C

D. node address(es)

E. load-balancing method(s)

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اجابة صحيحة: A

السؤال #30

A site wishes to perform source address translation on packets from some clients but not others. Thedetermination is not based on the client's IP address, but on the virtual servers their packets arrive on. Whatcould best accomplish this goal? A. A SNAT for all addresses could be defined, and then disable the SNAT processing for select VLANs.

B. Some virtual servers could be associated with SNAT pools and others not associated with SNAT pools

C. The decision to perform source address translation is always based on VLAN

D. The decision to perform source address translation is always based on a client's address (or network)

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اجابة صحيحة: A

السؤال #31

By default, BIG-IP ASM allows which of the following HTTP methods in a clientrequest? (Choose 3)

A. PUT

B. GET

C. POST

D. HEAD E

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اجابة صحيحة: B

السؤال #32

Given LTM device ltm log: Sep 26 20:51:08 local/lb-d-1 notice promptstatusd[3695]: 01460006:5: semaphore mcpd.running(1) held Sep 26 20:51:08 local/lb-d-1 notice promptstatusd[3695]: 01460006:5: Sep 26 20:51:08 local/lb-d-1 warning promptstatusd[3695]: 01460005:4: mcpd.running(1) held, wait for mcpd Sep 26 20:51:08 local/lb-d-1 info sod[3925]: 010c0009:6: Lost connection to mcpd - reestablishing. Sep 26 20:51:08 local/lb-d-1 err bcm56xxd[3847]: 012c0004:3: Lost connection with MCP: 16908291 ... Exiting bsx_

A. promptstatusd

B. mcpd

C. sod

D. bcm56xxd

E. lind

عرض الإجابة

اجابة صحيحة: B

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