LTM Specialist: Maintain & Troubleshoot

Question 1

-- Exhibit-

-- Exhibit --
Refer to the exhibit.
The virtual server is listening on port 443.
What is the solution to the problem?

A. Modify the virtual server TCP profile to disable Nagle's Algorithm.

B. Modify the virtual server HTTP Profile to 'Redirect RewritE.Matching'.

C. Modify the virtual server HTTP Profile to 'Redirect RewritE.All'.

D. Add an SSL Client profile to the existing virtual server.

Correct Answer: C

Question 2

Which command will identify the active LTM device currently handling client traffic?

A. tmsh show /cm traffic-group

B. tmsh list /sys ha-status

C. b ha table show

D. tmsh show /sys ha-status all-properties

E. tmsh run /sys failover standby

Correct Answer: A

Question 3

A OneConnect profile is applied to a virtual server. The LTM Specialist would like the client source IP addresses within the 10.10.10.0/25 range to reuse an existing server side connection.
Which OneConnect profile source mask should the LTM Specialist use?

A. 0.0.0.0

B. 255.255.255.0

C. 255.255.255.128

D. 255.255.255.224

E. 255.255.255.255

Correct Answer: C

Question 4

An LTM device pair is configured for failover and connection mirroring. The LTM devices are configured with virtual servers for HTTP, HTTPS with SSL offload, and SSH. An event occurs that causes a failover. HTTP and SSH sessions active at the time of failover remain active, but HTTPS sessions are dropped.
What is the root cause of this problem?

A. SNAT automap was NOT enabled for the HTTPS virtual servers.

B. The SSL certificates on the LTM devices do NOT match.

C. Connection mirroring is incompatible with clientssl profiles.

D. Connection mirroring was NOT enabled for the HTTPS virtual servers.

Correct Answer: C

Question 5

An LTM Specialist sees these entries in /var/log/ltm:
Oct 25 03:34:31 tmm warning tmm[7150]: 01260017:4: Connection attempt to insecure SSL server (see RFC5746) aborteD.172.16.20.1:443
Oct 25 03:34:32 tmm warning tmm[7150]: 01260017:4: Connection attempt to insecure SSL server (see RFC5746) aborteD.172.16.20.1:443
Oct 25 03:34:32 tmm warning tmm[7150]: 01260017:4: Connection attempt to insecure SSL server (see RFC5746) aborteD.172.16.20.1:443
Oct 25 03:34:32 tmm warning tmm[7150]: 01260017:4: Connection attempt to insecure SSL server (see RFC5746) aborteD.172.16.20.1:443
Oct 25 03:34:32 tmm warning tmm[7150]: 01260017:4: Connection attempt to insecure SSL server (see RFC5746) aborteD.172.16.20.1:443
Oct 25 03:34:33 tmm warning tmm[7150]: 01260017:4: Connection attempt to insecure SSL server (see RFC5746) aborteD.172.16.20.1:443
Assume 172.16.20.0/24 is attached to the VLAN "internal."
What should the LTM Specialist use to troubleshoot this issue?

A. tcpdump -s 64 -i internal -w /shared/ssl.pcap host 172.16.20.1 ssldump -r /shared/ssl.pcap

B. curl -d - -k https://172.16.20.1

C. ssldump -i internal host 172.16.20.1

D. tcpdump -i internal host 172.16.20.1 > /shared/ssl.pcap ssldump < /shared/ssl.pcap

Correct Answer: C

Question 6

Which two subsystems could the LTM Specialist utilize to access an LTM device with lost management interface connectivity? (Choose two.)

A. ILO

B. SCCP

C. ALOM

D. AOM

Correct Answer: B,D

Question 7

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

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

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

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

Correct Answer: C

Question 8

An LTM device supports two power supplies. The value of the BigDB key "platform.powersupplymonitor" is equal to enable.
Where would the error message be visible if one of the power supplies fails or is NOT plugged in?

A. in the /var/log/tmm log file

B. in the /var/log/ltm log file

C. visible only via the console

D. in the /var/log/kern.log file

Correct Answer: B

F5 LTM Specialist: Maintain & Troubleshoot - 301b Exam Practice Test

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