最新F5 Networks Certification Study Materials 301b考試題庫，F5 301b課程的擬真試題下載

問題1
What is the correct command to reset an LTM device to its default settings?

A. tmsh set /sys config defaults

B. tmsh reset-all default

C. tmsh load /sys config default

D. tmsh /util bigpipe reset-factory-defaults

正確答案: C

問題2
A client is attempting to log in to a web application that requires authentication. The following HTTP headers are sent by the client:
GET /owa/ HTTP/1.1 Authorization: Basic dXNlcm5hbWU6cGFzc3dvcmQ= User-Agent: curl/7.26.0 Host: 10.0.0.14 Accept: */* Accept-EncodinG.gzip,deflate
The web server is responding with the following HTTP headers:
HTTP/1.1 401 Unauthorized Content-TypE.text/html Server: Microsoft-IIS/7.5 WWW-AuthenticatE.NTLM DatE.Wed, 16 Aug 1977 19:12:31 GMT Content-LengtH.1293
The client has checked the login credentials and believes the correct details are being entered.
What is the reason the destination web server is sending an HTTP 401 response?

A. The server has an incorrect date configured.

B. The username and password are incorrect.

C. The wrong authentication mechanism is being used.

D. The client is using the wrong type of browser.

正確答案: C

問題3
An LTM device has been configured to log the reasons for generating TCP RST packets.
The following log entry occurs:
"01230140:3: RST sent from 192.168.1.100:80 to 192.168.1.124:39272, [0x112d82a:1721] {peer} TCP RST from remote system."
Which condition will trigger this log entry?

A. A virtual server connection limit has been reached.

B. The host at the other end terminated the TCP connection.

C. The LTM device reset the connection because no pool members are available.

D. The LTM device has reached the maximum number of allowed attempts to send the data segment to the affected TCP connection.

正確答案: B

問題4
An LTM Specialist notices the following error on the stdout console:
mcpd[2395]: 01070608:0: License is not operational(expired or digital signature does not match contents)
Which command should be executed to verify the LTM device license?

A. bigpipe version

B. tmsh /util bigpipe version

C. tmsh show /sys license

D. tmsh show /sys license status

正確答案: C

問題5
-- Exhibit-

-- Exhibit -
Refer to the exhibit.
The decoded TCPDump capture is a trace of a failing health monitor. The health monitor is sending the string shown in the capture; however, the server response is NOT as expected. The receive string is set to 'SERVER IS UP'.
What is the solution?

A. The /test_page.html does NOT exist on the web server and should be added.

B. The GET request Host header field requires a host name.

C. Incorrect syntax in send string. 'HTTP/1.1' should be 'HTTP1.1'.

D. Incorrect syntax in send string. 'Connection: Close' should be 'Connection: Open'.

正確答案: A

問題6
Which iRule statement demotes a virtual server from CMP?

A. set static::foo 123

B. [ class match $HTTP_CONTENT contains my_data_class ]

C. set ::foo 123

D. persist source_addr 1800

正確答案: C

問題7
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.tcpdump.level status informational

B. tmsh modify /sys db log.tcpdump.level value informational

C. tmsh modify /sys db log.tcpdump.level status informational

D. tmsh set /sys db log.tcpdump.level value informational

正確答案: B

問題8
-- Exhibit-

-- Exhibit -
Refer to the exhibit.
An LTM Specialist is performing an HTTP trace on the client side of the LTM device and notices there are many undesired headers being sent by the server in the response. The LTM Specialist wants to remove all response headers except "Set-Cookie" and "Location."
How should the LTM Specialist modify the HTTP profile to remove undesired headers from the HTTP response?

A. Enter the undesired header names in the 'Request Header Erase' field.

B. Enter the desired header names in the 'Response Headers Allowed' field.

C. Enter the undesired header names in the 'Response Header Erase' field.

D. Enter the desired header names in the 'Request Header Insert' field.

正確答案: B

問題9
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_connect.cpp(174)
Sep 26 20:51:08 local/lb-d-1 info bcm56xxd[3847]: 012c0012:6: MCP Exit Status Sep 26 20:51:08 local/lb-d-1 info bcm56xxd[3847]: 012c0012:6: Info: LACP stats (time now:1348717868) : no traffic
Sep 26 20:51:08 local/lb-d-1 info bcm56xxd[3847]: 012c0014:6: Exiting...
Sep 26 20:51:08 local/lb-d-1 err lind[3842]: 013c0004:3: IO error on recv from mcpd connection lost Sep 26 20:51:08 local/lb-d-1 notice bigd[3837]: 01060110:5: Lost connection to mcpd with
error 16908291, will reinit connection.
Sep 26 20:51:08 local/lb-d-1 err statsd[3857]: 011b0004:3: Initial subscription for system configuration failed with error '' Sep 26 20:51:08 local/lb-d-1 err statsd[3857]: 011b0001:3: Connection to mcpd failed with
error '011b0004:3: Initial subscription for system configuration failed with error '''
Sep 26 20:51:08 local/lb-d-1 err csyncd[3851]: 013b0004:3: IO error on recv from mcpd connection lost .............skipping more logs..... Sep 26 20:51:30 local/lb-d-1 notice sod[3925]: 01140030:5: HA proc_running bcm56xxd is
now responding.
Sep 26 20:51:34 local/lb-d-1 notice sod[3925]: 01140030:5: HA proc_running mcpd is now responding. Sep 26 20:51:34 local/lb-d-1 notice sod[3925]: 010c0018:5: Standby
Which daemon failed?

A. bcm56xxd

B. promptstatusd

C. sod

D. lind

E. mcpd

正確答案: E

問題10
-- Exhibit-

-- Exhibit --
Refer to the exhibit.
An LTM Specialist is reviewing the virtual server configuration on an LTM device.
Which two actions should the LTM Specialist perform to minimize the virtual server configuration? (Choose two.)

A. Combine 'acct_class' and 'marketing_class' into one class and update associations on the virtual server.

B. Combine 'marketing_class' and 'default_class' into one class and update associations on the virtual server.

C. Remove 'snat automap' from the virtual server.

D. Remove the 'default_class' from the virtual server.

E. Remove the 'http' profile from the virtual server.

正確答案: A,D

問題11
A web application requires the client to provide the destination server and service identification.
Which HTTP header will supply this information?

A. Expect

B. From

C. Connection

D. Host

正確答案: D

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